YS243DS-12 Datasheet, PDF (1/5 Pages) Isahaya Electronics Corporation – HYBRID IC FOR ON-BOARD POWER SUPPLY

PRELIMINARY
Notice: This is not a final specification
Some parametric limits are subject to change
HYBRID IC
YS243DS-12
HYBRID IC FOR ON-BOARD POWER SUPPLY
DESCRIPTION
The YS243DS-12 is a thin-profile and lightweight
single-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 YS243DS-12 is an optimum
solution for onboard power supplies in FA, OA, and control
equipment.
FEATURES
•Input voltage range: 18 to 36V DC
•Output: +12V, 250ｍA (output power: 3W)
•Thin-profile and lightweight design
•Insulation between input and output: 500V DC, 1min
•Built-in over-current protection circuit
OUTLINE DRAWING
Pin name
+Vin
1
2
-Vin
+Vo ₄
-Vo ₃
34.0
Dimensions: mm
APPLICATIONS
Best suited to onboard power supplies in FA, OA, and
control equipment.
29.21
φ1.0
BLOCK DIAGRAM
+V_{IN 1}
-V_IN 2
BASE
DRIVER
OVER-CURRENT
PROTECTION
CIRCUIT
OPTOCOUPLER
4 +Vo
CONSTANT-
VOLTAGE
CIRCUIT
3 _-Vo