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Example: MMFR3710B100RV9 ( MMFR 3710 ±0.1% 100Ω ±5ppm/℃ Standard )

For more options of resistance, tolerance and TCR, please contact us.

Part Number Information

MMFR

M

M

F

R

3

7

1

0

B

1

0

0

R

V

2568

3710

5215

6518

A=±0.05%

B=±0.1%

D=±0.5%

F=±1.0%

10R0=10Ω

1K00=1000Ω

1M00=1000000Ω

V=±5ppm/℃

9=Standard

0-8=Custom

9

MMFR

Moisture Resistance

40±2℃, 90-95% RH for 56 days, 0.1xRCWV

or the maximum operating voltage (the lower one)

IEC 60115-1, 4.24

±0.05%+0.05Ω

Insulation Resistance

Apply a DC voltage of 100V between the electrode and the

substrate for 60s and measure the insulation resistance

IEC 600115-1 4.6

10000MΩ, minimum

Load Life

70±2℃, 1000h, RCWV or maximum operating voltage

(the lower one)

±0.05%+0.05Ω

IEC 60115-1 4.25

TCR

+85℃, +25℃ Ref.

Within the nominal value range

IEC 60115-1 4.8

Resistance to

Solder Heat

+260±3℃, 10±1s, immersed 3±0.5mm of the body

±0.05%+0.05Ω

IEC 60115-1 4.18

Short-Time Overload

10x RCWV or 2x maximum operating voltage (the lower one)

for 5s

±0.02%

No visible damage

IEC60115-1 4.13

Resistance to Solvent

Immerse in IPA for 5 min with ultrasonic

Clear marking

No visible damage

IEC 60115-1 4.30

Solderability

235±5℃, 3±0.5s

95% coverage

IEC 60115-1 4.17

Precision Metal Film Molded Resistor

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Series

Size

Tolerance

Resistance

TCR

Code

Dielectric

Withstanding Voltage

IEC 60115-1 4.7

Apply a AC voltage with an effective maximum overload voltage

between the electrode and the substrate at a speed of approximately

100V/s, for 60s

No breakdown or flashover

Performance

Test

Test Method

Standards

Max.