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PBV, PBH PRECISION
SHUNT RESISTORS

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These are high power, low resistance, precision shunt resistors.  These models exhibit a low temperature
coefficient, excellent load life stability and short time over load characteristics. These units are ideal for
current sensing applications.

GENERAL SPECIFICATIONS

Model Heat Sink Wattage Free Air Wattage Resistance [§Ù] Tolerance

PBV

 10W 1.5W 0.5mto1 +-0.5, +-1, +-5
PBH 10W 1.5W 0.01to10

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Model Terminals Operating Temp Temp coefficient Term./base resistance

PBV

 4 -55C to +125C +- 30ppm/C (R£¾10m§Ù) 3C/W  (6C/WR<2m¥Ø)
PBH 2 +- 50ppm/C (R£¾20m§Ù) 4C/W

Weight:  PBV 5g, PBH 3g

CHARACTERISTICS                                                  Values in [ ] mean change in ohmic value after test

TEST LIMIT TYPICAL CONDITION
Thermal Shock 0.1% max 0.02% -65 C 30min,+125 C 30min 25Cycles
Over Load 0.1% max 0.01% 2.5 ¡¿ Rated Power 5sec
Solderability £¾95% Coverage 99% 245 C 5sec
Resistance to Solvent No Damage No Damage IPA 10min
Terminal Strength 0.02% max 0 44N 5to10sec
Insulation Resistance 100M §Ù min 10G §Ù DC 1000V
Resistance to Soldering 0.02% max 0 350 C 3sec
Moisture Resistance 0.1% max +- (0.05%+0.05§Ù ) 90to97%RH,25C,65 C ,-10CX10 10days
Load Life 0.1% max 0.01% 1.5hr on,0.5hr off 2000hr
High Temp Storage 0.1% max 0.02to0.05% 70 C 2000hr
Thermal EMF -2microV/C max. -0.05microV/Cmax 0 C to100 C
Frequency Characteristic £¼ 20 nH 4nH Inductance(PBV3.3m §Ù )
Dielectric Withstanding V +- 0.02%max 0 AC 300V 1min.

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DIMENSIONS

DERATING AND SURFACE TEMPERATURE INCREASE VS POWER LOAD

 

CHARACTERISTICS CURVES

     

ORDERING PROCEDURE EXAMPLE

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