TL431IDBZR215 Datasheet, PDF (20/27 Pages) NXP Semiconductors – Adjustable precision shunt regulator

NXP Semiconductors
TL431 family
Adjustable precision shunt regulator
RCL
V+
I_OUT
I_OUT
=
-^V---^r---^e--^f
R_CL
Fig 35. Constant current source
V+
006aab595
V_OUT
R1
R2
V_OUT = _1 + ^RR-----¹²-_  V_ref
Fig 36. High-current shunt regulator
V+
I_SINK
006aab596
I_SINK
=
V_----r---e--f
R_S
Fig 37. Constant current sink
RS
006aab597
TL431_FAM
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 30 June 2011
© NXP B.V. 2011. All rights reserved.
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