SC4812 View Datasheet(PDF) - Semtech Corporation

Part Name

Description

Manufacturer

SC4812

Current Mode PWM Controller with Integrated Start-up Circuit and Op Amp

Semtech Corporation 

SC4812

POWER MANAGEMENT

Pin Configuration

TOP VIEW

VIN

FB

COMP

SS/SHDN

VCC

OUT

GND

CS

Ordering Information

Part Number

SC4812STRT(1)(2)

SC4812EVB

Top Mark

Package

SC4812

SO-8

Evaluation Board

Notes:

(1) Only available in tape and reel packaging. A reel

contains 2500 devices.

(2) Lead free product. This product is fully WEEE and RoHS

compliant.

(SO - 8 PIN)

Absolute Maximum Ratings

Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters specified

in the Electrical Characteristics section is not implied. Exposure to Absolute Maximum rated conditions for extended periods of time may affect device

reliability.

Parameter

Symbol

Maximum

Units

Input Voltage

Supply Voltage

Supply Current

FB, COMP, CS, and SS/SHDN to GND

VIN

-0.5 to 100

V

VCC

-0.5 to 18

V

ICC

20

mA

-0.5 to 7

V

OUT Peak Current

±1

A

Continuous Power Dissipation

PD

Internally limited

Junction Temperature Range

TJ

-40 to +150

Thermal Resistance (1)

θ JA

105

Storage Temperature Range

TSTG

-65 to +150

Lead Temperature (Soldering) 10 Sec.

TLEAD

Note:

(1) Mounted to 3” x 4.5”, 4 layer FR4 PCB in still air per JESD51 standards.

+300

W

°C

°C/W

°C

°C

 2007 Semtech Corp.

2

www.semtech.com

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