PowerBlock Micro-Miniature Modular Switching Power Supplies
pwb series
INpUT SpECIFICATIONS
GENERAL SpECIFICATIONS
Input Voltage, Nominal
85-265VAC
Input-Out Isolation
Output-Ground Isolation
Input-Ground Isolation
Operating Frequency
Efficiency (@ Full Load)
Safety
3000VAC
1000VAC
2500VAC
Nominal: 100-240VAC
47-440 Hz, 50-60Hz Nom.
20A @ 100VAC, typ
40A @ 200VAC, typ
Input Frequency
Inrush Current
100 Khz, fixed, typ
75 - 80%, typ
EN60950, TUV File# B050122749064
IEC60950, CB File# DE 3-51024
UL60950-1, UL File# E167432
OUTpUT SpECIFICATIONS
Output Voltage/Current
Initial Accuracy
Load Regulation
20%-FL
See Specific Model
+/-1%, typ
ENVIRONMENTAL SpECIFICATIONS
3.3V & 5V:+/-1%, typ
12V, 15V, & 24V:+/-0.5%, typ
3.3V & 5V:+/-1%, typ
12V, 15V, & 24V:+/-0.5%, typ
+/-0.03%/°C
Oper. Temperature
-25 to +50°C FL
Line Regulation
Derate Linearly to 25%L @ 70°C
0-95%, Non-Condensing
-25 to +71°C *
Relative Humidity
Storage Temperature
MTBF
Temperature Coefficient
Ripple/Noise(20Mhz BW)
Overvoltage Protection
Hold Up Time
200-250mV Pk-Pk, typ
Clamp, 130-150% *
30mS, typ
466,553 Hrs
MIL-HDBK 217, Parts Count Method,
25°C, Ground Benign
Short Circuit Protection
OverTemp Protection
Current Limit
Continuous *
Latching, Recovering
130% typ,Self-Reset Foldback
pHYSICAL SpECIFICATIONS
Case Material
Construction
Weight
Rynite, 94V-0 Rated
Encapsulated, Soft Pot
1.5 oz (42g)
All specifications are typical at nominal input, full load, and 25DegC unless
otherwise noted
Astrodyne products are not authorized or warranteed for use
as critical components in life support systems, equipment used
in hazardous environments, nuclear controls systems, or other
mission-critical applications.
* These are stress ratings. Exposure of the devices to any of these conditions
may adversely affect long term reliability. Proper operation under conditions
other than the standard operating conditions is neither warranteed nor implied.
300 Myles Standish blvd., Taunton, MA 02780
www.ASTRODYNE.COM
ph: 1-800-823-8082
Fax: 508-823-8181