USRB01A

Preliminary

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LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 7

www.unisonic.com.tw

Ver.a



ABSOLUTE MAXIMUM RATING

PARAMETER

SYMBOL

RATINGS

UNIT

-0.3 ~ 30

V

VC Voltage

-0.3 ~ 7

V

C Voltage

-0.3 ~ 700

V

CS Input Voltage

-0.3 ~ 7

V

FB Input Voltage

-0.3 ~ 7

V

Junction Temperature

-40 ~ +150

°C

Storage Temperature

-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.



THERMAL DATA

PARAMETER

SYMBOL

RATINGS

UNIT

Junction to Ambient

150

°C/W



PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP MAX UNIT

Start up Current

1

3

μA

Static Current

300

400

μA

Turn-off Threshold Voltage

6.0

6.8

7.6

V

Turn-on Threshold Voltage

11.5

12.5

13.5

V

25

27

29

V

Operating Voltage

25

V

Current Sense Input Section

LEB Time

2.5

μS

Over Current Threshold

470

500

520

mV

OCP Propagation Delay

From OCP Comparator to Base

Drive

200

nS

FB Input Section

Reference Voltage for Feedback

Threshold

1.98

2.00

2.02

V

Maximum Cable Compensation

Current

Icable

35

μA

Power BJT Section

Collector-emitter breakdown voltage

450

V

Collect Peak Current

0.6

A

Collector-Base Breakdown Voltage

700

V

On Chip Over Temperature Section

Over Temperature Protection

T_otp

150

°C