HYBRID IC
VLA307-03R
ISOLATED TYPE DC-DC CONVERTER
DESCRIPTION
The VLA307-03R is an isolated DC-DC converter designed
to control the industrial equipment. It can convert the high
voltage to low voltage 3 outputs. Total output power is
14W.
OUTLINE DRAWING
76 MAX
Dimensions : mm
FEATURES
•Output----------- +24V, 480mA (11.5W)
+5V, 150mA (0.75W)
+12V, 160mA (1.9W)
•Electrical isolation (between input and outputs)
------------- 1500Vrms 1 minute
3.5 +/-0.5
VLA307-03R
XXXX
45MAX
•Input ------------ DC220V to 380V DC
APPLICATIONS
On board power supply for control equipment
4MAX
28
0.75
+0.15/-0.1
2.54x27=68.58
1
9.5 MAX
4MAX
12.5 MAX
21.5 MAX
BLOCK DIAGRAM
27 +Vo3
+V
IN
4
28 -Vo3
17 +Vo1
TEST 9
R
S
10
GATE
DRIVE
CONSTANT
VOLTAGE
CIRCUIT
18 -Vo1
22 IN
OVER CURRENT
PROTECTION
STEP
DOWN
24 +Vo2
-V
IN
7
8
FEED BACK
23 -Vo2
19
NC
20
21
1
NC
11
NC
12
NC
NC NC
0.5 +0.2/-0.05
ISAHAYA [ ISAHAYA ELECTRONICS CORPORATION ]
