Call Us Toll Free (888) 2-VOLGEN
SEARCH:

PM-500A

PM-500A series is a high performance switching regulator that provides 500mA output current with ultra-high efficiency of up to 96%.  This unit can also be used to convert a positive voltage into a negative voltage.

FEATURES

  • PIN OUT COMPATIBLE WITH LM78XX LINEAR REGULATORS
  • SMALL AND LOW PROFILE (0.46 x 0.30 x 0.40 INCH)
  • HIGH EFFICIENCY: UP TO 96%
  • LOW STANDBY CURRENT
  • SHORT CIRCUIT PROTECTION
  • OVER TEMPERATURE PROTECTION
  • LOW OUTPUT RIPPLE NOISE
  • RoHS COMPLIANT
   
Model Input 
Range
Nominal
Input

Output Voltage

Output Current
(Max Load)

Efficiency
Min. Vin

Efficiency
Max. Vin
PM-500A33 4.75 - 28VDC 24VDC 3.3VDC 500mA 91% 81%
PM-500A50 6.5 - 32VDC 24VDC 5VDC 500mA 94% 86%
PM-500A65 8 - 32VDC 24VDC 6.5VDC 500mA 94% 87%
PM-500A90 11 - 32VDC 24VDC 9VDC 500mA 95% 91%
PM-500A120 15 - 32VDC 24VDC 12VDC 500mA 95% 92%
PM-500A150 18 - 32VDC 24VDC 15VDC 500mA 96% 93%
PM-500A

Electrical Specifications

All specifications are typical at nominal input, full load

Input Specifications

Input Voltage Range4.75 ~ 32VDC
Input FilterC Filter
Max Input Current500mA
Input Reflected Ripple Current100mA
Start up Time0.5mS

Output Specifications

Output Current500mA max
Voltage Accuracy±2%
Minimum LoadSee Above
Line Regulation±0.2% Vo
Load Regulation (10% to 100% of FL)±0.4%
Ripple and Noise 20Mhz BWTyp: 20mVp-p
Max: 30mVp-p
Short Circuit ProtectionContinuous, Auto Protection
Cooling MethodFree Air Flow

General Specifications

Isolation Voltagenone
Isolation resistance85Ω
MTBF MIL-HDBK-217F @ 25°C2000K hours
Switching Frequency280 - 450 Khz max

Environmental Specifications

Operating Temperature-40ºC ~ +85ºC (with derating)
Storage Temperature-55ºC ~ +125ºC
Temperature Coefficient±0.02% / ºC max
Over Temperature Protection(Internal IC Junction)160°C
Relative Humidity5% ~ 95% Rh

Physical Specification

Case MaterialsNon-Conductive Black Plastic
Base Materialsnone
Potting MaterialsSilicon (UL94-V0)
Dimensions0.476 x 0.30 x 0.40 inch (L x W x H)
Weight2.0g