AL1697

Document number: DS38223 Rev. 6 - 2

4 of 13

www.diodes.com

October 2017

© Diodes Incorporated

AL1697

Symbol

Parameter

Condition

Min

Typ

Max

Unit

UVLO

Startup Voltage

–

–

14.5

–

V

Minimal Operating Voltage

After Turn On

–

8.5

–

V

14

15.5

–

V

Standby Current

Start-Up Current

Before Start Up

–

130

–

µA

Operating Current

Switching Frequency

at 4kHz

–

170

–

µA

Source Driver

Low Voltage MOSFET On-State

Resistance (Note 7)

–

–

1

–

Ω

High Voltage and Super-Junction MOSFET

Drain-Source On-State Resistance

AL1697-30BAS7-13

–

2.8

3.4

Ω

AL1697-20CS7-13

–

4

5.5

AL1697-40DS7-13

–

1.8

2.5

Drain-Source Breakdown Voltage

AL1697-30BAS7-13

400

–

–

V

AL1697-20CS7-13

600

–

–

AL1697-40DS7-13

670

700

–

Drain-Source Leakage Current

AL1697-30BAS7-13

–

–

1

µA

AL1697-20CS7-13

–

–

1

AL1697-40DS7-13

–

–

1

RT

Reference Voltage of RT pin

–

–

0.5

–

V

Current Sense

CS Clamp Voltage

–

–

1

–

V

Internal Current Loop Control

Reference

–

0.388

0.4

0.412

V

–

–

550

–

ns

–

3.6

–

µs

–

–

4

–

µs

–

–

260

–

µs

FB

Feedback Voltage

–

3.76

4.0

4.24

V

Feedback Pin Input Leakage

Current

–

4

–

μA

Error Amplifier

–

–

25

–

µA/V

Amplifier Source Current

–

–

10

–

µA

Amplifier Sink Current

–

–

9

–

µA

Thermal Foldback and Over Temperature Protection (OTP)

Foldback Temperature (Note 7)

–

–

+145

–

°C

–

Shutdown Temperature (Notes 7 & 8)

–

–

+160

–

°C

Notes:

7. These parameters, although guaranteed by design, are not tested in production.

8. The device will latch off when OTP happens, recovered after power cycle and the device won

’t operate normally at this temperature.