Features

n

Resistancevalueaslowas0.001ohm

n

Highpowerdensity

n

Inductancelessthan5nH

n

RoHScompliant*

n

AEC-Q200qualified,automotivegrade

Applications

n

Powersupplies

n

Steppermotordrives

n

Inputamplifiers

CRFSeries-HighPowerCurrentSenseChipResistor

*RoHSDirective2002/95/ECJan.27,2003includingannexandRoHSRecast2011/65/EUJune8,2011.

Specificationsaresubjecttochangewithoutnotice.

Thedevicecharacteristicsandparametersinthisdatasheetcananddovaryindifferentapplicationsandactualdeviceperformancemayvaryovertime.

Usersshouldverifyactualdeviceperformanceintheirspecificapplications.

Electrical Characteristics

Performance Characteristics

Rating

CRF0805

CRF1206

CRF2512

Power Rating @ 70 °C

0.5 W

1 W

(0.001 to 0.010 Ω) 2 W

(0.011 to 0.050 Ω) 1 W

Operating Temperature Range

-55 °C to +170 °C

Derated to Zero Load at

+170 °C

Maximum Working Voltage

Resistance

0.003 ~ 0.020 Ω

0.001 ~ 0.030 Ω

0.001 ~ 0.050 Ω

Resistance Tolerance

1 %, ±5 %

Temperature Coefficient

±100 PPM/°C

(0.001 Ω)

±275 PPM/°C

(0.002 to 0.010 Ω)

±100 PPM/°C

(>0.010 Ω)

±75 PPM/°C

Test

Conditions

Specification

CRF0805

CRF1206

CRF2512

Thermal Shock

-55 ˚C to +150 ˚C,

300 Cycles, 15 minutes

Δ

R < ± 1 %

Δ

R < ± 0.5 %

Short Time Overload

5 X Rated Power for 5 seconds

Δ

R < ± 0.5 %

Δ

R < ± 0.5 %

Low Temperature Storage

-55 ˚C for 1000 hours

Δ

R < ± 0.5 %

Δ

R < ± 0.5 %

High Temperature Exposure

1000 hours @ + 170 ˚C

Δ

R < ± 1 %

Δ

R < ± 0.5 %

Bias Humidity

+ 85 ˚C, 85 % RH,

10 % Bias, 1000 hours

N/A

Δ

R < ± 1 %

Mechanical Shock

100 g for 6 milliseconds,

5 pulses

N/A

Δ

R < ± 0.5 %

Vibration

Frequency varied 10-2000 KHz

in one minute, 3 directions,

12 hours

N/A

Δ

R < ± 0.5 %

Load Life

1000 hours at rated power at

+70 ˚C, 1.5 hours on, 0.5 hours

off

Δ

R < ± 1 %

Δ

R < ± 1 %

Resistance to Solder Heat

+260 ˚C, 10-12 second dwell,

25 mm/second emergence

Δ

R < ± 0.5 %

Δ

R < ± 0.5 %

Moisture Resistance

MIL-STD-202 Method 106, 0 %

power (7a and 7b not required)

Δ

R < ± 0.5 %

Δ

R < ± 0.5 %