MT7930 Просмотр технического описания (PDF) - Unspecified

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MT7930

Single Stage, High PFC, AC-DC LED Driver

Unspecified 

Maximizing IC Performance

MT7930

Single Stage, High PFC, AC-DC LED Driver

ABSOLUTE MAXIMUM RATINGS

STP, VDD, DRV Voltage

All Other Pins Voltage

Storage Temperature

Junction Temperature (Tj)

-0.3V to 25V

-0.3V to 6V

-55°C to 150°C

150°C

Recommended operating conditions

Supply voltage

Operating Temperature

7.2V to 18V

-40°C to 105°C

Thermal resistance

Case to ambient (RθCA)

128°C/W

PIN CONFIGURATIONS

PIN DESCRIPTION

Name

DRV

GND

TM

COMP

STP

DSEN

Pin No.

1

2

3

4

5

6

VDD

7

CS

8

Description

Gate drive output for power N-MOSFET.

Ground.

Test pin. Always tie to ground.

Internal EA’s output. Connect a capacitor to ground for frequency compensation.

Start-up Pin. The MT7930 is softly started through STP Pin.

The voltage feedback from auxiliary winding. Connected to a resistor divider from

auxiliary winding reflecting output voltage.

Power Supply.

Current Sense pin.

MT7930 Rev. 1.30

www.maxictech.com

Copyright © 2011 Maxic Technology Corporation

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