Recommended Operating Conditions

Characteristic

Symbol

Test Conditions

Pins*

Min.

Max.

Unit

Power Supply Voltage

LC5223D

Minimum input voltage depends

on LED output voltage and

converter topology.

6 – 8

(7 – 8)

25

200

V

LC5226D

25

400

V

Average Output Current

5 – 4

(5, 6 – 4)

―

0.8

A

REF Pin Input Voltage

Normal operation

3 – 8

0.2

2.5

V

Case Temperature

Measured at the center of the branded side,

–

―

105

°C

Note: Recommended Operating Conditions means the operation conditions to maintain normal functions shown in the Electrical Characteristics table.

*Where the pin numbers differ between the DIP8 and the SOP8 packages, the SOP8 pin number is written in parentheses.

LC5223D and

LC5226D

3

SANKEN ELECTRIC CO., LTD.

LC5223D/26D-DS

Off-Line DC/DC LED Driver ICs

August 8, 2012