Lower Range High
Lower Range High
Lower Range
Resistors
Voltage Chip
High
Voltage Chip
Resistors
Voltage Chip Resistors
LHVC Series
LHVC Series
··
·
·
·
··
·
·
·
·
·
Superior
LHVC Series
voltage performance over
Superior
voltage performance over
commercial range chips
commercial range chips
Superior
2512 sizes
0603 to
voltage performance over
0603 to 2512 sizes
commercial
50K to
chips
Resistance
range
10M
Resistance 50K to 10M
0603 to 2512 sizes
RoHS compliant
RoHS compliant
Resistance 50K to 10M
RoHS compliant
Welwyn Components
Welwyn Components
Electrical Data
Electrical Data
Power rating at 70°C
Resistance range
Power rating at 70°C
Limiting element voltage
Resistance range
5s Overload voltage
Limiting element voltage
Dielectric withstand voltage
5s Overload voltage
TCR
Dielectric withstand voltage
Resistance tolerance
TCR
Standard
tolerance
Resistance
values
Ambient temperature range
Standard values
watts
ohms
watts
dc / ac pk volts
ohms
dc / ac pk volts
dc / ac pk volts
dc / ac pk volts
dc / ac pk volts
ppm/°C
dc / ac pk volts
%
ppm/°C
%
°C
°C
LHVC0603
0.1
LHVC0603
0.1
200
LHVC0805
0.125
LHVC0805
100K to 10M
0.125
400
100K to 10M
800
400
800
LHVC1206
0.25
LHVC1206
0.25
500
LHVC2010
LHVC2512
400
200
300
400
300
1000
500
500
1, 5
±200
5%: E24,
5
1%: E96
1,
5%:
-55 to
1%: E96
E24,
+155
-55 to +155
1000
±200
0.5
1
LHVC2010
LHVC2512
50K to 10M
0.5
1
1600
2000
50K to 10M
2500
3000
1600
2000
500
2500
3000
Physical Data
Physical Data
Type
Type
LHVC0603
LHVC0603
LHVC0805
LHVC0805
LHVC1206
LHVC1206
LHVC2010
LHVC2010
LHVC2512
LHVC2512
Ambient temperature range
Dimensions (mm) and weight (mg)
Dimensions (mm) and weight (mg)
W
T
D1
W
0.8 +0.15/-0.1
0.8 +0.15/-0.1
1.25 +0.15/-0.1
1.25 +0.15/-0.1
1.55 +0.15/-0.1
1.55 +0.15/-0.1
2.5 +0.15/-0.1
2.5 +0.15/-0.1
3.2 +0.15/-0.1
3.2 +0.15/-0.1
T
0.45 ±0.1
0.45 ±0.1
0.55 ±0.1
0.55 ±0.1
0.55 ±0.1
0.55 ±0.1
0.55 ±0.1
0.55 ±0.1
0.55 ±0.1
0.55 ±0.1
D1
0.3 ±0.2
0.3 ±0.2
0.4 ±0.2
0.4 ±0.2
0.45 ±0.2
0.45
±0.25
0.6
±0.2
0.6 ±0.25
0.6 ±0.25
0.6 ±0.25
L
L
1.6 ±0.1
1.6
±0.15
2
±0.1
2 ±0.15
3.1 ±0.15
3.1 ±0.15
5 ±0.1
5 ±0.1
6.35 +0.1
6.35 +0.1
D2
D2
0.3 ±0.2
0.3 ±0.2
0.4 ±0.2
0.4 ±0.2
0.45 ±0.2
0.45 ±0.2
0.5 ±0.3
0.5 ±0.3
0.5 ±0.2
0.5 ±0.2
Wt.
nom.
Wt.
2.1
nom.
2.1
4.7
4.7
8.5
8.5
25
25
44
44
Construction
Construction
are applied to the top and bottom of an alumina substrate. A resistive element is printed between the top face conductors,
Pd/Ag terminations
Pd/Ag terminations are applied to the top and bottom of an alumina substrate. A resistive element is printed between the top face conductors,
which is then adjusted to value and protected.
which is then adjusted to value and protected.
top and bottom sides. The terminations are electroplated with a Ni barrier layer prior to plating with
A wraparound conductor is applied to join the
A wraparound conductor is applied to join the top and bottom sides. The terminations are electroplated with a Ni barrier layer prior to plating with
a Sn finish.
a Sn finish.
Marking
Marking
allows, LHVC resistors are marked with value in three or four characters. The coding is two digits for E24 or three digits for E96 fol-
Where space
Where space allows, LHVC resistors
the number
with value in
E96 values on
characters. The coding is two digits for E24 or three digits for E96
value
lowed by one multiplier expressing
are marked
of zeros. For
three or four
LHVC0603 standard EIA-96 codes are used, consisting of a 2 digit
fol-
lowed
and one letter multiplier code.
number of zeros. For E96 values on LHVC0603 standard EIA-96 codes are used, consisting of a 2 digit value
code
by one multiplier expressing the
code and one letter multiplier code.
Solvent Resistance
Solvent
protection and marking are resistant to all normal industrial solvents suitable for printed circuits.
Resistance
The body
The body protection and marking are resistant to all normal industrial solvents suitable for printed circuits.
General Note
General Note
Welwyn Components reserves the right to make changes in product specification without notice or liability.
General Note
A subsidiary of
Welwyn Components reserves the right to make changes in product specification without notice or liability.
All information is subject
right to make changes in product specification without notice or liability.
TT electronics reserves the
to Welwyn’s own data and is considered accurate at time of going to print.
A subsidiary
plc
TT electronics
of
All information is subject to Welwyn’s own data and is considered accurate at time of going to print.
TT electronics plc
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
© Welwyn Components Limited
· Bedlington, Northumberland NE22 7AA, UK
© Welwyn Components Limited
· Bedlington, Northumberland NE22 7AA, UK
Telephone: +44 (0)1670
07. 11
© TT electronics plc
822181 · Facsimile: +44 (0)1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com
Telephone: +44 (0)1670 822181 · Facsimile: +44 (0)1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com
07. 11
01. 12
Lower Range High
Lower Range High Voltage Chip Resistors
Voltage Chip Resistors
LHVC Series
LHVC Series
Flammability
The resistor will not burn or emit incandescent particles under any condition of applied temperature or overload.
Welwyn Components
Solderability
95% min coverage (MIL-STD 202F / 208H, 235C 2 secs)
Mounting
(nominal dimensions in mm)
Type
LHVC0603
LHVC0805
LHVC1206
LHVC2010
LHVC2512
A
0.7
1.0
2.0
4.0
5.3
B
0.7
0.8
1.0
1.2
1.2
C
1.0
1.50
1.75
2.75
3.5
A
C
B
Performance Data
Maximum
Load at rated power
(1000hrs cyclic load at 70°C)
De-rating from rated power at 70°C
Short term overload
(6.25 x rated power for 5s)
Temperature rapid change
(-55 / +155ºC, 5 cycles)
Damp heat steady state
Insulation resistance
ΔR%
ΔR%
ΔR%
ΔR%
ΔR%
±3
See Graph
±2
1% tolerance: ±0.5,
5% tolerance: ±1
±3
>1000M
100%
Power de-rating graph
Proportion of Pr
0%
-55
70
155
T
(°C)
Packaging
The standard packing for LHVC0603, 0805 and 1206 is in 8mm wide paper tape, for LHVC2010 is in 12mm widepaper tape and for LHVC2512 is
in 12mm wide plastic tape. This is wound on a reel of 178mm diameter.
Ordering Procedure
Example: LHVC0805 at 100 kilohms and 1% tolerance on reel of 5000 pieces:
LHVC0805–100K F T5
Type
Value (use IEC62 code)
Tolerance (use IEC62 code)
F
J
1%
5%
Packing
T5
T4
T4
0603 / 0805 / 1206
2010 / 2512
5,000 / reel
4,000 / reel
Standard
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.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
© Welwyn Components Limited
· Bedlington, Northumberland NE22 7AA, UK
Telephone: +44 (0)1670 822181 · Facsimile: +44 (0)1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com
07. 11
© TT electronics plc
01. 12
