EC3293B datasheet(3/11 Pages) E-CMOS

3 / 11 page

EC3293B

3A, 18V, 500KHz,

Synchronous Step Down DC/DC Converter

E-CMOS Corp. (www.ecmos.com.tw)

5G01N-Rev. F002

3/11

Functional Block Diagram

Absolute Maximum Ratings

Supply Voltage VIN ……………………–0.3V to +20V

Switch Node VSW ……………… –0.3V to VIN+0.3V

Boost VBOOT ………………… VSW–0.3V to VSW+6V

All Other Pins

………………………… –0.3V to +6V

Junction Temperature

………………………+150°C

Lead Temperature

………………………… +260°C

Storage Temperature Range

……–65°C to +150°C

Power Dissipation@25°C

………………..1.2W

CAUTION: Stresses above those listed in

“Absolute Maximum Ratings” may cause permanent

damage to the device. This is a stress only rating and operation of the device at these or any other conditions

above those indicated in the operational sections of this specification is not implied.

Recommended Operating Conditions

Supply Voltage VIN ……...…………...…….…4.5V to 18V

Output Voltage VOUT ……...…………... 0.6V to VIN–3V

Operating Temperature Range

……...…–40°C to +125°C

Package Thermal Characteristics

TSOT23-6L:

Thermal Resistance,

JA ………………………100°C/W

Thermal Resistance,

JC …………………………

55°C/W

EC3293B Fiches technique(PDF) 3 Page - E-CMOS Corporation