TL431XQDBZR View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

TL431XQDBZR

Adjustable precision shunt regulator

NXP Semiconductors. 

NXP Semiconductors

TL431 family

Adjustable precision shunt regulator

100

IK

(mA)

80

60

40

(1)

Stable

(2)

Oscillation

006aab591

(1)

(2)

Stable

20

0

10−1

1

10

102

103

104

CL (nF)

Tamb = 25 C

(1) VKA = Vref

(2) VKA = 5 V

VKA = 10 V: no oscillation

VKA = 15 V: no oscillation

Fig 29. TL431XSDT: Cathode current as a function of load capacitance; typical values

150 Ω

IK

CL

VBATT

R1 = 10 kΩ

IK

CL

R2

150 Ω

VBATT

VKA = Vref

Tamb = 25 C

GND

006aab589

Fig 30. Test circuit (1) to Figure 29

GND

006aab590

VKA = 5 V

VKA > 10 V: stable operation

Tamb = 25 C

Fig 31. Test circuit (2) to Figure 29

TL431 family

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 5 — 01 September 2015

© NXP Semiconductors N.V. 2015. All rights reserved.

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