Resistors
Ultra Precision Networks
Ultra Precision Networks
•
Ultra-stable, high stability Tantalum Ultride
TM
film
Custom schematics and values available
•
Ideal for medical
Ultra-stable,
Series
instrumentation and process controls
Ultra Precision
high stability Tantalum Ultride
TM
film
•
Ideal
Superior biased moisture performance to Nichrome film
Ultra Precision Series
values available
and process controls
•
Custom
for medical
and
schematics
instrumentation
Ultra Precision Series
connections - Not susceptible to dendritic growth
•
No
Superior
internal solder
•
Ultra-stable,
biased moisture performance
lm
Nichrome film
high stability Tantalum Ultride
TM
fi
to
•
Custom schematics and values available
•
Custom schematics and values available
No
for medical stability Tantalum Ultride
TM
fi controls
•
Ideal
internal solder connections - Not susceptible to dendritic growth
•
Ultra-stable, high instrumentation and process lm
•
•
•
•
•
•
•
•
•
Ultra Precision Networks
Ultra Precision Series
Ultra Precision Networks
Ultra Precision Series
Ultra Precision Networks
•
Custom schematics and values available
Electrical Data
Element Power
Electrical Data
@ 70°C (W)
Electrical Data
(%)
Absolute Tolerance
Resistance Range (W)
The IRC Ultra-Precision Series utilizes our new Tantalum Ultride technology
and delivery.
in Texas, you can be assured consistent performance, reliability
for superior long-term performance in harsh environments. Based on the
The IRC Ultra-Precision Series utilizes our new Tantalum Ultride technology
The IRC Ultra-Precision Series utilizes our new Tantalum Ultride technology
proven performance of our TaNFilm
®
technology, our Ultra-Precision Networks maintain their characteristics resulting
for superior long-term performance in harsh environments. Based on the
for superior long-term performance
®
in harsh environments. Based on the
in the highest reliability and performance. Completely manufactured in our state-of-the-art, ISO qualified facility located
proven performance of our TaNFilm technology, our Ultra-Precision Networks maintain their characteristics resulting
proven performance assured consistent performance, reliability and delivery.
in Texas, you can be of our TaNFilm
®
technology, our Ultra-Precision Networks maintain their characteristics resulting
in the highest reliability and performance. Completely manufactured in our state-of-the-art, ISO qualifi
SON-UN9xx
ed facility located
DIP-U19xx
SIP-U47xx
FP-U89xx
PFC-UD1206
in the highest reliability and performance. Completely manufactured in our state-of-the-art, ISO qualified facility located
in Texas, you can be assured consistent performance, reliability and delivery.
in Texas,
Resistance Range (W)
you can be assured consistent performance,
-
reliability and delivery.
1.00K 100K
1.00K - 100K
1.00K - 50K
1.00K - 50K
1.00K - 50K
Ultra-stable, high stability Tantalum Ultride
TM
film
Superior medical
Ultra-Precision
and process controls
new Tantalum Ultride technology
Ideal for biased moisture performance to Nichrome film
The IRC
instrumentation
Series utilizes our
Ideal for medical instrumentation and process controls
No internal solder connections - Not susceptible to dendritic
environments. Based on the
for superior long-term performance in
film
Superior biased moisture performance to Nichrome
harsh
growth
Superior biased moisture performance to Nichrome film
proven performance
-
our TaNFilm
®
technology, our
No internal solder connections
of
Not susceptible to dendritic growth
Ultra-Precision Networks maintain their characteristics resulting
No internal solder connections - Not susceptible to
All Pb-free parts comply with EU Directive 2011/65/EU amended by (EU) 2015/863 (RoHS3)
dendritic growth
in the highest reliability and performance. Completely manufactured in our state-of-the-art, ISO qualified facility located
Electrical Data
DIP-U19xx
1.00K - 100K
DIP-U19xx
DIP-U19xx
0.04
1.00K - 100K
1.00K - 100K
0.04
0.04
0.04
SIP-U47xx
1.00K - 100K
SIP-U47xx
SIP-U47xx
0.04
1.00K - 100K
1.00K - 100K
0.04
0.04
0.04
FP-U89xx
0.025
SON-UN9xx
0.025
PFC-UD1206
1.00K - 50K
PFC-UD1206
PFC-UD1206
0.025
1.00K - 50K
1.00K - 50K
0.025
0.025
0.025
Ratio Tolerance
Element Power @ 70°C (W)
Resistance Range (W)
(%)
Resistance Range (W)
Absolute
70°C
AbsolutePower @
TCR (ppm/°C)
Element Tolerance (%) (W)
Element Power @ 70°C (W)
Tracking TCR
Ratio Tolerance (%) (%)
Absolute Tolerance
(ppm/°C)
Absolute Tolerance (%)
Absolute TCR (ppm/°C)
Rated Voltage
Ratio Tolerance (%)
Ratio Tolerance (%)
Tracking TCR (ppm/°C)
cient (ppm/Volt)
Absolute TCR (ppm/°C)
Voltage Coeffi
Absolute TCR (ppm/°C)
Rated Voltage (ppm/°C)
Tracking TCR
Operating Temperature Range (°C)
Tracking TCR (ppm/°C)
Voltage
Film Technology
Coeffi
Rated Voltage cient (ppm/Volt)
Rated Voltage
Operating Temperature Range (°C)
Voltage
Substrate
(ppm/Volt)
Coefficient
Voltage Coefficient (ppm/Volt)
Film Technology
Operating Temperature Range (°C)
Operating Temperature Range (°C)
Substrate
Film Technology
Film Technology
Substrate
Substrate
Environmental Data
Test
±0.02
- 50K
1.00K - 50K
To
SON-UN9xx
1.00K
FP-U89xx
FP-U89xx
SON-UN9xx
0.025
0.025
1.00K - 50K
To ±0.01
- 50K
1.00K
1.00K - 50K
1.00K - 50K
To ±10
To ±0.02
0.025
0.025
0.025
0.025
To ±1
To ±0.01
±0.02
To ±0.02
To
√
PxR
±10
To ±0.01
not to exceed 50V
To ±0.01
To ±1
To ±10
<0.1
To ±10
50V
To ±1
√
PxR not to exceed
-55 to +125
To ±1
<0.1
Tantalum
√
PxR not to exceed 50V
Ultride
™
√
PxR not to exceed 50V
-55 <0.1
High Purity Alumina
to +125
<0.1
Tantalum +125
™
-55 to Ultride
-55 to +125
High PurityUltride
™
Tantalum Alumina
Tantalum Ultride
™
High Purity Alumina
High Purity Alumina
Environmental Data
Noise
MIL-STD - 202 Method 308
Test
Environmental
Shock
Absolute Thermal
Data
Environmental Data
MIL
-
Method
- 202
308
107, Cond B
Noise
MIL-STD
- STD
202 Method
Method
Test
Method
Ratio Thermal Shock
Test
Method
Absolute Thermal Shock
Noise
Absolute Humidity
MIL-STD -
MIL -
Method
202 Method 106,
202
STD -
308
MIL -MIL-STD - 202 Method 308
STD - 202 Method 107, Cond B
Noise
Ratio Thermal Shock
With Bias
Absolute Thermal Shock
Absolute
Ratio Humidity
Thermal Shock
MIL - STD - 202 Method 107, Cond B
Voltage Applied
Absolute Humidity
MIL MIL - STD - 202 Method 106, B
- STD - 202 Method 107, Cond
Ratio Thermal Shock
Ratio Thermal Shock
With Bias
Absolute Shelf Life
1 year, 25
Ratio Humidity
MIL - STD - 202 Method 106,
°C
Absolute Humidity
Voltage Applied
MIL - STDWith Bias
<65% RH
- 202 Method 106,
Absolute
Ratio Shelf Life
Humidity
Absolute Shelf Life
Ratio Humidity
1 With Bias
year, 25 °C
Voltage Applied
Ratio Humidity
Absolute Stability
Voltage Applied
<65% RH
Ratio Shelf LifeLife
70°C -
°C
Absolute Shelf
1 year, 25
1000 hours, rated power
Absolute
Ratio Stability
Shelf Life
1 <65%25 °C
year, RH
Absolute Stability
Ratio Shelf Life
<65% RH
70°C - 1000 hours, rated power
Ratio Shelf Life
Ratio Stability
Absolute Stability
Absolute Stability
70°C - 1000 hours, rated power
General Note
70°C - 1000 hours, rated power
IRC reserves
Ratio Stability
the right to make changes in product specification without notice or liability.
Ratio Stability
is subject to IRC’s own data and is considered accurate at time of going to print.
All information
Method
<-35 dB
ΔR
±0.01%
<-35 dB
ΔR
±0.01%
<-35 dB
<-35 dB
ΔR
±0.03%
ΔR
±0.01%
ΔR
±0.01%
ΔR
±0.02%
ΔR
±0.03%
ΔR
±0.03%
ΔR
±0.005%
ΔR
±0.02%
ΔR
±0.02%
ΔR
±0.005%
ΔR
±0.01%
ΔR
±0.005%
ΔR
±0.002%
ΔR
±0.01%
ΔR
±0.01%
ΔR
±0.02%
ΔR
±0.002%
ΔR
±0.002%
ΔR
±0.005%
ΔR
±0.02%
ΔR
±0.02%
ΔR
±0.005%
ΔR
±0.005%
ΔR
±0.03%
ΔR
±0.02%
ΔR
±0.005%
ΔR
±0.01%
ΔR
±0.002%
ΔR
±0.02%
ΔR
±0.005%
General Note
IRC reserves the right to make changes in product specification without notice or liability.
General
is subject
Advanced
and is
Division
• 4222 South Staples Street
© IRC
All information
Note
to IRC’s own data
Film
considered accurate at time of going to print.
• Corpus Christi Texas 78411 USA
General Note
Telephone: 361 992 7900 Facsimile: 361 992
product specification without notice or liability.
TT Electronics reserves the right to
•
make changes in
3377 • Website: www.irctt.com
General
the right
IRC reserves
Note
to make changes in product specification without notice or liability.
©
informationthe subject to IRC’s
Division
•is consideredStaples Street • Corpus Christi Texas 78411 USA
going to print.
IRC
information is subject
changes in product specification withoutat time of going to print.
All
reserves is right to
Film
TT Electronics’
South accurate notice or liability.
All
IRC Advanced
make
to
own data and 4222
own data and is considered accurate at time of
Telephone: 361is subject to Facsimile: 361 992 3377 • Website: www.irctt.com of going to print.
All information 992 7900 • IRC’s own data and is considered accurate at time
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
BI Technologies IRC
Precision Series Issue May 2010 Sheet 1 of 6
A subsidiary of
Ultra
Welwyn
TT electronics plc
Ultra Precision Series Issue May 2010 subsidiary of
A Sheet 1 of 6
www.ttelectronics.com/resistors
TTA subsidiaryplc
electronics of
TT electronics plc
Ultra Precision Series Issue May 2010 Sheet 1 of 6
Ultra Precision Series Issue May 2010 Sheet 1 of 6
A subsidiary o
TT electronics plc
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
© TT
Advanced
plc
© IRC
Electronics
Film Division
3377 • Website: www.irctt.com Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 • 4222 South Staples Street •
03.21
Ultra Precision Networks
Ultra Precision Networks
Ultra Precision Series
Physical Data and Electrical Schematics - DIP
Lead Material:
CDA 110 Copper ½ Hard (ETP)
Plated 30-50 µin. Nickel, 25 µin. Minimum Gold
A ±0.020”
# of
Leads
8
14
Dim
A
0.400″
0.700″
0.800″
0.250”
±0.010”
16
0.020” Max
Meniscus
0.105”
±0.020”
0.050”
0.080” Max
0.135”
+0.015”
-0.010”
0.025”
±0.005”
0.205”
0.010”
0.100” ±0.005”
T
N
C
l ti
0.020”
±0.005”
0.300”
U1959
8
7
6
5
U1989
14
13
12
11
10
9
8
U1999
16
15
14
13
12
11
10
9
R1
R2
R3
R4
R1
R2
R3
R4
R5
R6
R7
R1
R2
R3
R4
R5
R6
R7
R8
1
2
3
4
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
Physical Data and Electrical Schematics - SIP
DIM A (MAX)
0.070 ±0.010
0.187
±0.010
0.130
+0.008/-0.010
0.332 Ref
Dim A
0.598
0.798
0.998
0.26 ±0.003
# of
PINS
6
8
10
0.135
+0.015/-0.010
0.015 min
Clean Lead
Above Seating Plane
0.0050 ±0.003
0.020 ±0.003
0.100 ±0.005
Typ Non-Cumulative
0.010 ±0.001
0.045 ±0.015
Lead Material:
CDA 110 Copper ½ Hard (ETP)
Plated 30-50 µin. Nickel, 25 µin. Minimum Gold
R1
R2
R3
R1
R2
R3
R4
R1
R2
R3
R4
R5
1
2
3
4
5
6
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
U4769
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
U4789
U4709
Ultra Precision Series Issue May 2010 Sheet 2 of 6
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
General Note
TT Electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
BI Technologies IRC Welwyn
www.ttelectronics.com/resistors
© TT Electronics plc
03.21
Ultra Precision Networks
Ultra Precision Networks
Ultra Precision Series
Ultra Precision Networks
Ultra Precision Networks
U 8989
12
11
10
9
8
Physical Data and Electrical Schematics - Flat Pack
Physical Data and Electrical Schematics - Flat Pack
Physical Data and Electrical Schematics - Flat Pack
A
0.075″ Max
14
13
A
A
0.075″ Max
0.075″ Max
U
10 R6
R1 14 R2 13 R3 12 R4 11 R5
8989
9 R7 8
14
13
12
11
10
9
1
R1
2
R2
R1
2
1
3
R3
R2
3
2
4
R4
R3
5
R5
R4
5
4
6
R6
R5
6
5
7
R7
R6
7
6
U 8989
8
R7
1
U 8999
4
13
3
16
15
14
12
11
10
7
9
0.825″ Max
0.305″ Max
included miniscus
0.250″ ± .010″
0.305″ Max
0.825″ Max
0.305″ Max
included miniscus
0.825″ Max
included miniscus
0.250″ ± .010″
0.250″ ± .010″
0.300″ ± .050″
0.030″ max miniscus
typ
0.030″ max miniscus
0.030″ max miniscus
typ
typ
0.005″ ± .001″
0.250″ ± .010″
0.005″ ± .001″
0.005″ ± .001″
0.250″ ± .010″
0.250″ ± .010″
R1
16
R2 15 R3 14 R4 13R5 12 R6 11R7 10 R8 9
16
14
13
11
10
15
12
R11
R2
2
R1
2
1
R33
R2
3
2
R44
R3
4
3
R55 R66
R5
R4
5
4
6
5
R77
R6
7
6
R8
8
R7
8
7
U 8999
U 8999
9
R8
1
0.300″ ± .050″
0.300″ ± .050″
0.050″ ± .005″
0.017″ ± .002″
# of
leads
8
Dimension A
0.017″ ± .002″
0.050″ ± .005″
0.017″ ± .002″
0.050″ ± .005″
Physical Data and Electrical Schematics - SON
Dimension
Physical Data and Electrical Schematics - SON
8-Pad
Model UN95x
Physical Data and Electrical Schematics - SON
A
0.027″
A
0.027
TOP
BOTTOM
Dimension
UNS4A
UN95x
H
N
Pin 1
14
0.375″ ± .010″
# of
# of Dimension A
leads
Dimension
16
leads
0.390″ ± .020″
A
14
0.375″ ± .010″
14
0.375″ ± .010″
16
0.390″ ± .020″
16
0.390″ ± .020″
UNS7A
14-Pad
UN98x
16-Pad Model
UNS8A
UN99x
UN99x
Model UN98x
TOP
H
Pin 1
C
Pin 1
TOP
G
C
C
H
N
N
Pin 1
BOTTOM
BOTTOM
H
L
W
Pin 1
E
H
E
E
F
F
F
Pin 1
J
W
H
G
G
B
J
J
SIDE VIEW
L
L
A
Wrap around terminations 60/40
SIDE VIEW
barrier
plated / nickel
B
A
A
SIDE VIEW
B
Wrap around terminations 60/40
Wrap / nickel barrier
plated around terminations 60/40
plated / nickel barrier
U N959
8
7
6
5
U N989
14
13
12
11
10
9
8
U N959
R1 8 R2
UNS4A
R4
UN959
7 R3 6
&
5
8
7
6
5
1
R1
2
R2
R1
2
1
3
R3
R2
3
2
4
R4
R3
4
3
U N959
UNS7A
10 R6 9 R7
U N989
R1 14 R2 13 R3 12 R4 11 R5
& UN989
8
14
13
12
11
10
9
1
R1
2
R2
R1
2
1
3
R3
R2
3
2
4
R4
R3
4
3
5
R5
R4
5
4
6
R6
R5
6
5
7
R7
R6
7
6
U N989
0.027″
0.027″
0.027
0.027
8-Pad
14-Pad
16-Pad Model
Dimension
16-Pad
B
0.028″
0.028″
0.028″
Model UN98x
UN99x Model
B
DimensionModel UN95x
0.028
8-Pad
0.028
14-Pad
0.028
Model UN95x
Model UN98x
UN99x
C
0.027″
0.027″
0.027″
C
A
0.125”
0.17″
0.17”
0.125”
0.17″
0.17”
0.125”
0.17″
0.17”
A
0.027″
0.027″
0.027″
E
0.025″
0.025″
0.025″
0.028″
0.028″
0.028″
E
B
0.025
0.025
0.025
B
0.028″
0.028″
0.028″
F
0.050″
0.050″
0.050″
0.17″
0.17″
0.17″
F
C
0.050
0.050
0.050
W
C
0.17″
0.17″
0.17″
G
0.006R
0.006R
0.006R
0.025″
0.025″
0.025″
G
E
0.006R
0.006R
0.006R
E
0.025″
0.025″
0.025″
H
0.018″
0.018″
0.018″
0.050″
0.050″
0.050″
H
F
0.029”
0.029”
0.029”
F
0.050″
0.050″
0.050″
0.040″
0.040″
0.040″
J
G
0.006R
0.006R
0.006R
J
0.040
0.006R
0.040
0.006R
0.040
0.006R
G
L
0.300″
0.35″
0.40″
H
0.018″
0.018″
0.018″
L
0.20”
0.018″
0.35”
0.018″
0.40
0.018″
H
N
0.050″
0.050″
0.050″
0.040″
0.040″
0.040″
J
N
0.052”
0.040″
0.052”
0.040″
0.052”
0.040″
J
0.21″
0.21″
0.21″
W
0.300″
0.35″
0.40″
L
W
0.21”
0.21”
0.21”
0.300″
0.15”
0.35″
0.15”
0.40″
L
0.15”
Tolerances unless noted otherwise: .XXX 0.050″
is ±0.005″
N
0.050″
0.050″
Tolerances
N
unless noted otherwise: .XXX is ±0.005
0.050″ .XX is ±0.010″
0.050″
0.050″
W
0.21″
0.21″
.XX
0.21″
is ±0.010
W
0.21″
0.21″
0.21″
U N999
Tolerances unless noted otherwise: .XXX is ±0.005″
Tolerances unless noted otherwise: .XXX is
10
±0.005″
16
15
14
13
.XX is ±0.010″
11
9
12
.XX is ±0.010″
U N999
U N999
UNS8A & UN999
8
R1
16
R2 15 R3 14 R4 13R5 12 R6 11R7 10 R8 9
16
15
14
13
11
10
12
R11
R2
2
R1
2
1
R33
R2
3
2
R44
R3
4
3
R55 R66
R5
R4
R77
R6
R8
8
R7
9
R4
R7
R8
1
4
1
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
7
1
6
7
8
5
4
6
7
8
5
Ultra Precision Series Issue May 2010 Sheet 3 of 6
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone:
IRC Advanced Film Division
Website:South Staples Street • Corpus Christi Texas 78411 USA
©
361 992 7900 • Facsimile: 361 992 3377 • • 4222 www.irctt.com
General Note
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
TT Electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
BI Technologies IRC Welwyn
www.ttelectronics.com/resistors
Ultra Precision Series Issue May 2010 Sheet 3 of 6
Ultra Precision Series Issue May 2010 Sheet 3 of 6
© TT Electronics plc
03.21
Ultra Precision Networks
Ultra Precision Networks
Ultra Precision Series
Physical Data and Electrical Schematics - PFC Divider
Top
Side
Bottom
Land Pads
0.0895"
0.063" ±.005”
0.024
"
±0.004
"
0.058" ±.005”
0.0725"
R2
0.015" ±0.005"
0.027" ±0.003”
0.180"
0.126" ±0.006”
0.035"
R1
0.030" min
0.0225”
0.050"
0.012” ±0.005”
0.015" ±0.005”
0.010"
±0.004”
Ultra stable Tantalum Ultride
TM
Resistor Film System
Wrap around terminations
60/40 plated / nickel barrier
0.058"
0.0315"
PACKAGING ON 8mm TAPE
USER DIRECTION OF FEED
Power Derating Curve
100
% Of Rated Power
50
10
25°
70°
125°
Temperature in °C
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
Ultra Precision Series Issue May 2010 Sheet 4 of 6
General Note
TT Electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
BI Technologies IRC Welwyn
www.ttelectronics.com/resistors
© TT Electronics plc
03.21
Ultra Precision Networks
Ultra Precision Networks
Ultra Precision Series
Ordering Data
DIP
Family
Model Number
DIP
- U1999 - 03 - 1001 - B - S - 2
TCR Tracking to R
1
U1959: 8-Pin Schematic A
U1989: 14-Pin Schematic A
U1999: 16-Pin Schematic A
1 = ±1 ppm/°C; 2 = ±2 ppm/°C; 5 = ±5 ppm/°C
Ratio Tolerance to R
1
Code
Absolute Tolerance Code
B = ±0.1%; A = ±0.05%; Q = ±0.02%; S = ±0.025%; T = ±0.01%
F = ±1.0%; D = ±0.5%; C = ±0.25%;
B = ±0.1%; A = ±0.05%; Q = ±0.02%
TCR Characteristic
Code
03
11
12
TCR (ppm/°C)
±25
±15
±10
Packaging
Resistance Code
Standard Packaging: Shipping Magazines
Standard Four Digit MIL Resistance Code
Example: 1002 = 10KΩ
SIP
Family
Model Number
SIP
- U4709 - 12 - 1001
- Q - S - 2
TCR Tracking to R
1
U4769: 6-Pin Schematic G
U4789: 8-Pin Schematic G
U4709: 10-Pin Schematic G
1 = ±1 ppm/°C; 2 = ±2 ppm/°C; 5 = ±5 ppm/°C
Ratio Tolerance to R
1
Code
Absolute Tolerance Code
B = ±0.1%; A = ±0.05%; Q = ±0.02%; S = ±0.025%; T = ±0.01%
F = ±1.0%; D = ±0.5%; C = ±0.25%;
B = ±0.1%; A = ±0.05%; Q = ±0.02%
TCR Characteristic
Code
03
11
12
TCR (ppm/°C)
±25
±15
±10
Packaging
Resistance Code
Standard Packaging: Shipping Magazines
Standard Four Digit MIL Resistance Code
Example: 1002 = 10KΩ
Flat Pack
Family
Model Number
FP
-
U8999 - 05 - 1001 -
Q - S - 2
TCR Tracking to R
1
8989: 14-Pin Schematic A
8999: 16-Pin Schematic A
1 = ±1 ppm/°C; 2 = ±2 ppm/°C; 5 = ±5 ppm/°C
TCR Code (ppm/°C)
Code
03
11
12
Ratio Tolerance to R
1
Code
Absolute Tolerance Code
B = ±0.1%; A = ±0.05%; Q = ±0.02%; S = ±0.025%; T = ±0.01%
F = ±1.0%; D = ±0.5%; C = ±0.25%;
B = ±0.1%; A = ±0.05%; Q = ±0.02%
TCR (ppm/°C)
±25
±15
±10
Resistance Code
Packaging
Standard Four Digit MIL Resistance Code
Example: 1002 = 10KΩ
Standard Packaging: Shipping Magazines
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
Ultra Precision Series Issue May 2010 Sheet 5 of 6
General Note
TT Electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
BI Technologies IRC Welwyn
www.ttelectronics.com/resistors
© TT Electronics plc
03.21
