PREVIEW

PREVIEW

TL431, TL431A, TL431B

TL432, TL432A, TL432B

ADJUSTABLE PRECISION SHUNT REGULATORS

SLVS543H − AUGUST 2004 − REVISED JANUARY 2005

8

POST OFFICE BOX 655303

TL431B, TL432B ORDERING INFORMATION (CONTINUED)

TA

PACKAGE†

ORDERABLE

PART NUMBER

TOP-SIDE

MARKING‡

SOIC (D)

Tube of 75

TL431BQD

T431BQ

SOIC (D)

Reel of 2500

TL431BQDR

T431BQ

Reel of 3000

TL431BQDBVR

T3H_

SOT-23-5 (DBV)

Reel of 250

TL431BQDBVT

T3H_

SOT-23-5 (DBV)

Reel of 3000

TL432BQDBVR

T4H_

Reel of 250

TL432BQDBVT

T4H_

Reel of 3000

TL431BQDBZR

T3H_

SOT-23-3 (DBZ)

Reel of 250

TL431BQDBZT

T3H_

−40

°C to 125°C

SOT-23-3 (DBZ)

Reel of 3000

TL432BQDBZR

T4H_

−40 C to 125 C

Reel of 250

TL432BQDBZT

T4H_

SOT-89 (PK)

Reel of 1000

TL431BQPK

PREVIEW

SOT-89 (PK)

Reel of 1000

TL432BQPK

PREVIEW

Bulk of 1000

TL431BQLP

TO-226/TO-92 (LP)

Ammo of 2000

TL431BQLPM

T431BQ

TO-226/TO-92 (LP)

Reel of 2000

TL431BQLPR

T431BQ

SC-70 (DCK)

Reel of 1000

TL431BQDCKR

PREVIEW

SC-70 (DCK)

Reel of 250

TL431BQDCKT

PREVIEW

† Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are

available at www.ti.com/sc/package.

‡ DBV/DBZ: The actual top-side marking has one additional character that designates the assembly/test site.

symbol

REF

CATHODE

ANODE

functional block diagram

CATHODE

REF

ANODE

+

_

Vref