USL1602

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 7

www.unisonic.com.tw

QW-R125-049.a



ABSOLUTE MAXIMUM RATING

PARAMETER

SYMBOL

RATINGS

UNIT

Internal HV MOSFET Drain Voltage

-0.3 ~ 600

V

5

mA

Line Compensation Pin Input Voltage

-0.3 ~ 18

V

Internal HV MOSFET Source Voltage

-0.3 ~ 18

V

Current Sense Pin Input Voltage

-0.3 ~ 6

V

Power Dissipation

0.5

W

Operating Junction Temperature

-40 ~ +150

°C

Storage Temperature Range

-55 ~ +150

°C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.



RECOMMENDED OPERATION CONDITIONS

PARAMETER

SYMBOL

RATINGS

UNIT

Output LED Current

<135

mA



THERMAL RESISTANCES CHARACTERISTICS

PARAMETER

SYMBOL

RATING

UNIT

Junction to Ambient

150

°C/W



PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Supply Voltage Section

12.5

V

5

mA

7.5

8.3

9.1

V

1

V

Start Up Current

70

150

µA

Operation Current

200

µA

Current Sense Section

Current Sense Voltage Threshold

390

400

410

mV

Leading Edge Blanking Time

350

ns

Turn Off Delay Time

300

ns

Line Compensation Section

Line Compensation Rate

-40

mV/V

Over Temperature Section

Thermal Shut Down Temperature

150

°C

Thermal Shut Down Hysteresis

30

°C

Internal HV MOSFET

Switch ON Resistance

8

Ω

Drain to Source Voltage

600

V

Internal Driver Section

Minimum Demagnetization Time

4

µs

Maximum Demagnetization Time

130

µs

Maximum Turn On Time

45

µs

Notes: 1. Production testing of the chip is performed at 25°C.

2. The maximum and minimum parameters specified are guaranteed by test, the typical value are guaranteed

by design, characterization and statistical analysis.