IRS2982STRPBF

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P24 P25-P25

IRS2982SPBF

10 2017-02-07

UVLO Mode

HVREG = Start Mode

ICC

= IQCCUV

OUT

= Low

COMP = Held Low

Power On

Start Mode

HVREG maintains

previous state

VCOMP Rising

OUT = Switching

VCC > VCCUV+

Fault Mode

OUT = Low

COMP = VCOMPOFF

VZX

> VOVTH

Current Limit

OUT = Low

VCS > VCSTH

Regulation Mode

HVREG

= Support Mode

VCOMP = Steady State

OUT = Switching

VFB > VREF

VCS <

VCSTH

VCS

> VCSTH

VCS <

VCSTH

VZX > VOVTH

VHV > VHVMIN

Startup Mode

HVREG =

Start Mode

VCOMP Rising

VCOMP

> VCOMPOFF +

VCOMPOFFHYS

VZX <

VOVTH

Delay

VCC

< VCCUV

-

...

from

any Point

t

DELAY >

tWD

Input / Output Pin Equivalent Circuit Diagrams

IRS2982SPBF

11 2017-02-07

VCC

COM

COMP,

FB,

CS,

ZX,

OUT

ESD

Diode

ESD

Diode

VCLAMP

Lead Definitions

IRS2982SPBF

12 2017-02-07

Symbol

Description

HV

High Voltage Startup Input

FB

Feedback Input

COMP

Compensation and averaging capacitor input

ZX Zero-Crossing & Over-Voltage Detection input

CS Current Sensing Input

COM IC Power & Signal Ground

OUT

Gate Driver Output

VCC Logic & Low-Side Gate Driver Supply

Lead Assignments

CS

COM

OUT

VCC

COMP

FB

HV

ZX

IRS2982

7

6

5

1

2

3

4

8

Application Information and Additional

Details

The IRS2982 is a switched mode controller IC

designed primarily for use in Buck, Boost and

Flyback LED drivers and power supplies.

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P24 P25-P25

IRS2982STRPBF

Mfr. #:

Buy IRS2982STRPBF

Manufacturer:

Infineon / IR

Description:

Display Drivers & Controllers CONTROLLER/GAN

Lifecycle:

New from this manufacturer.

Delivery:

DHL FedEx Ups TNT EMS

Payment:

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IRS2982STRPBF