VLA312-2425 Datasheet, PDF (1/3 Pages) Isahaya Electronics Corporation – ISOLATED TYPE DC-DC CONVERTER

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 [phone]
VLA312-2425
Isolated
DC-DC Converter
A
CONNECTOR
CN1
CN2
Parts No.
B2P3-VH, JST B2P-VH, JST
Polarity (Pin 1)
Polarity (Pin 2)
-VIN
—
Polarity (Pin 3) +VIN
B
+VO
-VO
—
CN1
CN2
TEST CIRCUIT DIAGRAM
IO
+
+A
C VIN
−
VLA312-2425
VO V
−
LOAD
D
+VIN
−VIN
BLOCK DIAGRAM
RECTIFIER
+VO
+
GATE
POWER
HIGH SIDE
DRIVE
LOW SIDE
DRIVE
CURRENT
SENSING
CONTROL
POWER
MAIN
CONTROL
−VO
FG
Outline Drawing and Circuit Diagram
Dimensions
A
B
C
D
Inches
3.54
2.16
1.38
0.20
Millimeters
90.0
55.0
35.0
5.0
Description:
VLA312-2425 is an isolated DC-DC
converter designed for industrial equipment.
It is designed to convert a rectified line
voltage ranging from 475 to 850V DC into
24V DC. Total output power is 25W.
Features:
£ Input Voltage Range:
475V to 850V DC
£ Output: +24V, 1.05A
(Output Power: 25.2W)
£ Electrical Isolation Voltage
Between Input and Output:
2500 Vrms for 1 Minute
£ Over-current Protection
(Auto Resumption)
£ Over-voltage Protection
Application:
On-board pre-regulator for
industrial control equipment.
05/09
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