AP6508

500kHz 21V 3A SYNCHRONOUS DC/DC BUCK CONVERTER

AP6508

Document number: DS33437 Rev. 4 - 2

3 of 14

www.diodes.com

July 2011

© Diodes Incorporated

Symbol

Parameter

Rating

Unit

Supply Voltage

22

V

Switch Node Voltage

-0.3 to 23

V

Bootstrap Voltage

VSW + 6

V

Feedback Voltage

–0.3V to +6

V

Enable/UVLO Voltage

–0.3V to +6

V

Comp Voltage

–0.3V to +6

V

Storage Temperature

-65 to +150

°C

Junction Temperature

+150

°C

Lead Temperature

+260

°C

ESD Susceptibility (Note 3)

HBM

Human Body Model

4

kV

MM

Machine Model

400

V

CDM

Charged Device Model

1

kV

Symbol

Parameter

Rating

Unit

Junction to Ambient

48

°C/W

Junction to Case

11

°C/W

Symbol

Parameter

Min

Max

Unit

Supply Voltage

4.5

21

V

Operating Ambient Temperature Range

-20

+85

°C

Notes:

2. Exceeding these ratings may damage the device.

3. Semiconductor devices are ESD sensitive and may be damaged by exposure to ESD events. Suitable ESD precautions should be taken when

handling and transporting these device.

4. Test condition for DFN4030-14: Measured on approximately 1” square of 1 oz copper.

5. The device function is not guaranteed outside of the recommended operating conditions.