PM-500A SERIES
Non Isolated & Regulated
Kaga Electronics Inc.
FEATURES
PIN-OUT COMPATIBLE WITH LM78XX LINEAR REGULATORS
SMALL SIZE AND LOW PROFILE : L X W X H = 0.46” X 0.30” X 0.40”
HIGH EFFICIENCY UP TO 96%
LOW STANDBY CURRENT
SHORT CIRCUIT PROTECTION
OVER-TEMPERATURE PROTECTION
LOW OUTPUT RIPPLE AND NOISE
NEGATIVE OUTPUT APPLICATION (OPTINOAL)
DESIGN MEETS UL60950-1, EN60950-1 AND IEC60950-1
COMPLIANT TO RoHS
APPLICATIONS
Wireless Network
DESCRIPTION
The PM-500A SERIES are high performance switching regulators are suited to replace
78xx linear regulators and pin compatible. It provides 500mA output current and high
efficiency up to 96%. The PM-500 series also can be used to converter a positive voltage
into negative voltage.
Telecom/Datacom
Industry Control System
Distributed Power Architectures
Semiconductor Equipment
Microprocessor Power Applications
T E C H N I C A L S P E C I F I C AT I O N All specifications are typical at nominal input, full load and 25ºC otherwise noted
INPUT SPECIFICATIONS
OUTPUT SPECIFICATIONS
Output current
Voltage accuracy
Minimum load
Line regulation
See table
500mA, max.
±2%
Input voltage range for Positive output See table
4.75 ~ 32VDC
0%
Maximum input current
Vin=Vin(min), Io=Io(max)
500mA
C filter
100mA
±0.2%
Input filter
Input reflected ripple current
ENVIRONMENTAL SPECIFICATIONS
± 0.4%
10% to 100%
of F.L
Load regulation
Operating temperature range
Storage temperature range
Thermal shock
–40ºC ~ +85ºC(with derating)
–55ºC ~ +125ºC
MIL-STD-810F
Ripple and noise
20MHz bandwidth
20mVp-p
30mVp-p
Temperature coefficient
±0.02%/℃, max.
Vibration
MIL-STD-810F
Relative humidity(non-condensing)
95% RH
Cooling Method
Free Air Flow
Over temperature protection
(Internal IC junction)
160 ºC
Output short-circuit
Continuous, automatics recovery
FEATURE SPECIFICATIONS
Nominal Input and
Start up time
0.5mS
85W
Power up
constant resistive load
GENERAL SPECIFICATIONS
Thermal
Impedance
Efficiency (Note 3)
Isolation voltage
See table
None
100%load, Typ. 330
280,min
450max
Note
Switching frequency(KHz)
1. BELLCORE TR-NWT-000332. Case I: 50% Stress, Temperature at
40ºC. (Ground fixed and controlled environment)
MIL-HDBK-217F Notice2 @Ta=25 ºC, Full load (Ground, Benign,
controlled environment)
2. Typical value at nominal input and no load.
Design meet safety standard
Case material
IEC60950-1, UL60950-1, EN60950-1
Non-conductive black plastic
None
Base material
Potting material
Silicon (UL94-V0)
3. Typical value at minimum input or maximum input voltage and full load.
4. Tested with minimum input and constant resistive load.
0.476X 0.30 X 0.40Inch
(11.6 X 7.55 X 10.16 mm)
Dimensions
Weight
CAUTION: This power module is not internally fused. An input line fuse
must always be used.
2.00g
MTBF (Note 1)
MIL-HDBK-217F@25 ºC
2000K hours
Kaga Electronics USA, Inc
www.volgen.com
Tel: (408)570-0900
VOLGEN [ VOLGEN KAGA ELECTRONICS INC. ]
