These high precision MELF resistors offer excellent performance and tolerance in TCR, current noise, and other
applications requiring precision and stability. High volume manufacturing allows for lower costs for the customer.
Product Dimensions:
Dimensions
L
D
K
Weight (g)
1000 pieces
0207
0.232±0.007
(5.90±0.20)
0.086±0.003
(2.20±0.10)
0.055±0.003
(1.40±0.10)
79.6
0204
0.137±0.003
(3.50±0.10)
0.055±0.005
(1.40±0.15)
0.035±0.003
(0.90±0.10)
19.75
All dimensions are shown in inches.
Metric case sizes are shown in parenthesis.
Part Numbering Example: MF0204HE1001DA-T3
Product Size L x W
Designator English
Power
H = High
Power**
L = Normal
Power
Temp.
Coefficient of
Resistance
(TCR)
Resistance Value
For all sizes, use 4
digit code for all
values. “R” denotes
decimal position as
necessary
Resistance
Tolerance
B = ±0.10%
C = ±0.25%
D = ±0.50%
F = ±1.00%
Automotive
Grade
A= Automotive
AEC-Q200
Leave Blank for
Non AEC-Q200
T&R Packaging
Quantity
-T2 = 2,000 PCS
(0702)
-T3 = 3,000 PCS
(0402)
MF
0207
0204
E = ±25ppm/°C
Q = ±50ppm/°C
**NOTE: TCR of ±25ppm (E) and ±50ppm (Q) are offered in both L and H Power Code, see electrical specifications for power specifications for power ratings
Thin Film Technology Corp. / 1980 Commerce Drive, North Mankato, MN 56003 (USA) / (507) 625-8445 /
www.thin-film.com
RG02M557.00- Page 2 of 6
Electrical Specifications:
Item
Tolerance % (code)
Power (watts)
TCR ppm/°C (code)
Resistance Range
Mac Operating Voltage
Max Overload Voltage
Operating Temperature
Packaging
1W
±50ppm/C°
*
0.2Ω~1MΩ
±25ppm/C°
10Ω~1MΩ
0207
±0.1%, ±0.25%, ±0.5%, ±1%
*
1/2W
±50ppm/C°
0.2Ω~1MΩ
±25ppm/C°
10Ω~1MΩ
2/5W
±50ppm/C°
0.2Ω~1MΩ
0204
1/4W
±50ppm/C°
0.2Ω~1MΩ
±25ppm/C°
10Ω~1MΩ
±25ppm/C°
10Ω~1MΩ
350V
700V
-55~+155°C
2,000pcs/reel
300V
600V
-55~+125°C
200V
400V
-55~+155°C
3,000pcs/reel
200V
400V
-55~+125°C
*Note: 0.2Ω ~ 10Ω is available only in ±1% with ±50ppm
Marking & Resistance Range / Tolerance:
Color Code #
1
2
3
4
Example
2
4
9
10
1
= 2.49K
Color 4 Coding
10
0
10
1
10
2
10
3
10
4
10
5
Color 1 Coding
Color 2 Coding
0
Color 3 Coding
0
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
10
-1
10
-2
Thin Film Technology Corp. / 1980 Commerce Drive, North Mankato, MN 56003 (USA) / (507) 625-8445 /
www.thin-film.com
RG02M557.00- Page 3 of 6
Reliability Specifications:
Test
Procedure
-DC resistance values measurement
-Temperature Coefficient of Resistance (T.C.R)
Natural resistance change per change in degree centigrade.
R
2
—R
1
x10
6
(ppm/°C) t : 20°C+5°C-1°C
1
R
1
(t
2
—t
1
)
R
1
: Resistance at reference temperature (20°C+5°C/-1°C
R
2
:Resistance at test temperature (-55°C or +125°C)
Permanent resistance change after a 5 second application of a
voltage. 2.5 times RCWV or the maximum overload voltage
specified in the above list, whichever is less.
Un-mounted chips completely immersed for 10±1second in a
SAC solder bath at 260°C±5°C
Un-mounted chips completely immersed for 2±0.5 seconds in a
SAC solder bath at 235°C±5°C
Test 1000 cycles (-55°C to +125°C), dwell time 30 min
maximum.
Measurement at 24±4 hours after test conclusion.
1000 +48/-0 hours, loaded with 10% rated power in humidity
chamber controller at +85°C/85%RH
1000 +48/-0 hours, loaded with RCWV or Vmax in chamber
controller 70±2°Cm 1.5 hours on and 0.5 hours off
1000 hrs @ +155°C, un-powered
Requirement
10Ω to 270KΩ
<10Ω & >270KΩ
Electrical Characteristics
IEC 60115-1 4.8
Short Time Overload
(S.T.O.L)
IEC 60115-1 4.13
Resistance To Soldering Heat
(R.S.H)
MIL-STD-202 Method 210
Solderability
IEC-60115-1 4.17
Temperature Cycling
JESD22 Method JA-104
Biased Humidity
MIL-STD-202 Method 103
Endurance
IEC 60115-1 4.25
High Temperature Exposure
MIL-STD-202 Method 108
Moisture Resistance
AC-Q200-6
MIL-STD-202
Method 106
Mechanical Shock
MIL-STD-202
Method 213
Vibration
MIL-STD-202
Method 204
Terminal Strength
AEC-Q200-006
Board Flex
AEC-Q200-005
Refer to
“QUICK REFERENCE DATA”
±0.1%+0.05Ω
±0.1%+0.05Ω
±0.15%+0.05Ω
±0.25%+0.05Ω
No visible damage
Good tinning (>95% covered)
No visible damage
±0.25%+0.05Ω
±0.5%+0.05Ω
No visible damage
±0.5%+0.05Ω
±0.25%+0.05Ω
±0.25%+0.05Ω
±1%+0.05Ω
±0.5%/+0.05Ω
±1%+0.05Ω
65±2°C, 80~100% RH, 10 cycles, 24 hours/cycle
±0.25%+0.05Ω
1/2 Sine Pulse / 100g Peak / Normal duration 6
∆
R/R max ±(0.25%+0.05Ω)
5 g’s for 20 min, 12 cycles each of 3 orientations
∆
R/R max ±(0.5%+0.05Ω)
1.8 kg for 60 sec
Bending 2mm for 60 sec
100
No broken
±0.1%+0.05Ω
±0.5%+0.05Ω
Derating Curve:
80
Rated Power (%)
60
40
20
0
-55
0
70
125
155
Ambient Temperature (°C)
Thin Film Technology Corp. / 1980 Commerce Drive, North Mankato, MN 56003 (USA) / (507) 625-8445 /
www.thin-film.com
RG02M557.00- Page 4 of 6
Pulse Load Performance:
MF0204H
MF0207H
MF0204L
MF0207L
50 rectangular pulse amplitudes are applied to the component at intervals of 60 seconds, permissible the
resistance to be varied by ±(0.5% R + 0.01Ω).
MF0204H
MF0207H
MF0204L
MF0207L
Continuous load is a pulse period generated by the repetitive rectangular pulse amplitude, the applied
power dissipation as at a rated power of 70°C.
Permissible the resistance to be varied by ± (0.5% R + 0.01Ω).
MF0204H
MF0207H
MF0204L
MF0207L
Thin Film Technology Corp. / 1980 Commerce Drive, North Mankato, MN 56003 (USA) / (507) 625-8445 /
www.thin-film.com
RG02M557.00- Page 5 of 6
Pulse Load Performance:
MF0204H
MF0207H
MF0204L
MF0207L
According to IEC 60115-1 4.27 1.2 / 50us use 5 pulses at 12 second intervals pulse shapes test resistor,
permissible the resistance to be varied by ± (0.5% R + 0.01Ω).
MF0204H
MF0207H
MF0204L
MF0207L
According to IEC 60115-1 4.27 / 700us use 10 pulses at 60 second intervals pulse shapes test resistor,
permissible the resistance to be varied by ± (0.5% R + 0.01Ω).
Thin Film Technology Corp. / 1980 Commerce Drive, North Mankato, MN 56003 (USA) / (507) 625-8445 /
