TL431BQDBZR(2010) View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

TL431BQDBZR
(Rev.:2010)

Adjustable precision shunt regulator

NXP Semiconductors. 

NXP Semiconductors

13. Application information

V+

TL431 family

Adjustable precision shunt regulator

VOUT

R1

VOUT = ⎝⎛1 + RR-----12-⎠⎞ × Vref

Fig 26. Shunt regulator

V+

R2

006aab592

VOUT

R1

R2

VOUT = ⎝⎛1 + RR-----12-⎠⎞ × Vref ; VOUT(min) = Vref + Vbe

Fig 27. Series pass regulator

006aab593

V+

VOUT

VIN

006aab594

Fig 28.

Vth = Vref

VIN < Vref ⇒ VOUT > 0

VIN > Vref ⇒ VOUT ≅ 2V

Single-supply comparator with temperature-compensated threshold

TL431_FAM_2

Product data sheet

Rev. 02 — 20 January 2010

© NXP B.V. 2010. All rights reserved.

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