HYBRID IC
PRELIMINARY
Notice: This is not a final specification
Some parametric limits are subject to change
YS123DD-15
HYBRID IC FOR ON-BOARD POWER SUPPLY
DESCRIPTION
The
YS123DD-15
is
a
thin-profile
and
lightweight
dual-output DC-DC converter. Its output power is 3W and
the input is insulated from the output. With an over-current
protection circuit built-in, the YS123DD-15 is an optimum
solution for onboard power supplies in FA, OA, and control
equipment.
1
2
+Vin
OUTLINE DRAWING
Pin name
123D15
+Vo
COM
-Vo
-Vin
34.0
Dimensions: mm
7.62
5
4
3
7.62
15.24
22.0
8.5
φ1.0
FEATURES
•Input voltage range: 9 to 18V DC
•Output:
±15V,
100�½�A (output power: 3W)
•Thin-profile and lightweight design
•Insulation between input and output: 500V DC, 1min
•Built-in over-current protection circuit
APPLICATIONS
Best suited to onboard power supplies in FA, OA, and
control equipment.
29.21
BLOCK DIAGRAM
+V
IN
1
LC FILTER
LC FILTER
5
+V
O
BASE
DRIVER
LC FILTER
OVER-CURRENT
PROTECTION
CIRCUIT
4
CONSTANT
-VOLTAGE
CIRCUIT
COM
-V
IN
2
OPTOCOUPLER
3
-V
O
ISAHAYA [ ISAHAYA ELECTRONICS CORPORATION ]
