AL1677

Document number: DS37526 Rev. 1 - 2

4 of 13

www.diodes.com

November 2015

© Diodes Incorporated

AL1677

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

UVLO Section

Startup Threshold

–

–

14.5

–

V

Minimal Operating Voltage

After Turn On

–

8.5

–

V

Vcc_clamp

Vcc Clamp Voltage

–

–

16.2

–

V

Standby Current Section

Start-Up Current

Before Start Up

–

170

–

µA

Operating Current

Static

–

100

–

µA

Internal High Voltage MOSFET

Drain-Source On-State Resistance

AL1677-05BS-13

–

24

26

Ω

AL1677-08BS-13

–

16

20

AL1677-10BS-13

–

10

12

AL1677-20BS-13

–

5.4

6

Continuous Drain-Source Current

AL1677-05BS-13

–

–

0.5

A

AL1677-08BS-13

–

–

0.8

AL1677-10BS-13

–

–

1.0

AL1677-20BS-13

–

–

2.0

Drain-Source Voltage

AL1677-05BS-13

500

–

–

V

AL1677-08BS-13

500

–

–

AL1677-10BS-13

500

–

–

AL1677-20BS-13

500

–

–

Drain-Source Leakage Current

AL1677-05BS-13

–

–

1

µA

AL1677-08BS-13

–

–

1

AL1677-10BS-13

–

–

1

AL1677-20BS-13

–

–

1

ROVP Section

Reference Voltage of ROVP pin

–

–

0.5

–

V

Current Sense Section

Current Sense Reference

–

0.388

0.400

0.412

V

–

400

–

700

ns

–

–

35

–

µs

–

–

200

–

µs

–

–

6

–

µs

Thermal Foldback and Over-Temperature Protection Section

Overheating Temperature Regulation

(Notes 6 & 8)

–

–

+140

–

°C

–

Shutdown Temperature (Notes 6 & 7

& 8)

–

–

+170

–

°C

Notes:

6. These parameters, although guaranteed by design, are not 100% tested in production.

7. The device will latch when OTP happen and the device won

’t operate constantly at this temperature.

8. This regulation temperature is junction temperature.