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TL431BMFDT,215
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P28
TL431 family
All informatio
n provided in thi
s document is su
bject to legal
disclaimers.
© NXP Semiconduc
tors N.V
. 2015. All right
s rese
rved.
Product data sheet
Rev
. 5 — 01 September 2015
21 of 27
NXP Semiconductors
TL431 family
Adjust
able precision s
hunt regulator
Fig 35.
Constant current sour
ce
Fig 36.
High-cu
rrent shunt regulator
Fig 37.
Constant current sink
006aab595
I
OUT
R
CL
V+
I
OUT
V
ref
R
CL
---------
=
006aab596
V
OUT
R1
R2
V+
V
OUT
1
R1
R2
------
-
+
V
ref
=
006aab597
I
SINK
R
S
V+
I
SINK
V
ref
R
S
--------
-
=
TL431 family
All informatio
n provided in thi
s document is su
bject to legal
disclaimers.
© NXP Semiconduc
tors N.V
. 2015. All right
s rese
rved.
Product data sheet
Rev
. 5 — 01 September 2015
22 of 27
NXP Semiconductors
TL431 family
Adjust
able precision s
hunt regulator
1
1. T
est
information
1
1.1
Quality information
This product has been qualified in accordance
with the Automotive Electronics
Council
(AEC) standard
Q100 - Failure mechanism b
ased stress
te
st qualification for integrated
circuits
, and is suitable for use in automotive applic
ations.
12. Package
outline
Fig 38.
TL4
31 in control loo
p of SMPS
006aac482
V
OUT
R1
R2
GND
R3
REF
GND
REGULATOR LINE
Fig 39.
Package outline
SOT23 (TO-236AB)
04-11-04
Dimensions in mm
0.45
0.15
1.9
1.1
0.9
3.0
2.8
2.5
2.1
1.4
1.2
0.48
0.38
0.15
0.09
12
3
TL431 family
All informatio
n provided in thi
s document is su
bject to legal
disclaimers.
© NXP Semiconduc
tors N.V
. 2015. All right
s rese
rved.
Product data sheet
Rev
. 5 — 01 September 2015
23 of 27
NXP Semiconductors
TL431 family
Adjust
able precision s
hunt regulator
13. Soldering
Fig 40.
Reflow soldering footprint SOT23 (T
O-236AB)
Fig 41.
Wave soldering footprin
t SOT23 (TO-236AB)
solder lands
solder resist
occupied area
solder paste
sot023_fr
0.5
(3
×
)
0.6
(3
×
)
0.6
(3
×
)
0.7
(3
×
)
3
1
3.3
2.9
1.7
1.9
2
Dimensions in mm
solder lands
solder resist
occupied area
preferred transport direction during soldering
sot023_fw
2.8
4.5
1.4
4.6
1.4
(2
×
)
1.2
(2
×
)
2.2
2.6
Dimensions in mm
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P28
TL431BMFDT,215
Mfr. #:
Buy TL431BMFDT,215
Manufacturer:
Nexperia
Description:
Voltage References 2.495 VIN ADJ Shunt
Lifecycle:
New from this manufacturer.
Delivery:
DHL
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Ups
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EMS
Payment:
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