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SLVS543J − AUGUST 2004 − REVISED DECEMBER 2005
D
D
Operation From −40°C to 125°C
Reference Voltage Tolerance at 25°C
− 0.5% . . . B Grade
− 1% . . . A Grade
− 2% . . . Standard Grade
D
D
D
D
Low Output Noise
0.2-Ω Typical Output Impedance
Sink-Current Capability . . . 1 mA to 100 mA
Adjustable Output Voltage . . . V to 36 V
ref
D
Typical Temperature Drift (TL431B)
− 6 mV (C Temp)
− 14 mV (I Temp, Q Temp)
TL431, TL431A, TL431B . . . D (SOIC) PACKAGE
(TOP VIEW)
TL431, TL431A, TL431B . . . P (PDIP), PS (SOP),
OR PW (TSSOP) PACKAGE
(TOP VIEW)
1
2
3
4
8
7
6
5
CATHODE
ANODE
ANODE
NC
REF
1
2
3
4
8
7
6
5
CATHODE
NC
REF
NC
ANODE
ANODE
NC
NC
ANODE
NC
NC
NC − No internal connection
NC − No internal connection
TL431, TL431A, TL431B . . . PK (SOT-89) PACKAGE
(TOP VIEW)
TL432, TL432A, TL432B . . . PK (SOT-89) PACKAGE
(TOP VIEW)
CATHODE
ANODE
REF
REF
ANODE
CATHODE
TL432, TL432A, TL432B . . . DBV (SOT-23-5) PACKAGE
(TOP VIEW)
TL431, TL431A, TL431B . . . DBV (SOT-23-5) PACKAGE
(TOP VIEW)
1
NC
ANODE
NC
REF
5
4
1
NC
†
ANODE
REF
5
4
2
3
2
3
CATHODE
CATHODE
NC − No internal connection
NC − No internal connection
Pin 2 is attached to Substrate and must be
connected to ANODE or left open.
†
TL432, TL432A, TL432B . . . DBZ (SOT-23-3) PACKAGE
(TOP VIEW)
TL431, TL431A, TL431B . . . DBZ (SOT-23-3) PACKAGE
(TOP VIEW)
1
2
1
2
CATHODE
REF
REF
ANODE
ANODE
3
3
CATHODE
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PowerFLEX is a trademark of Texas Instruments.
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Copyright 2005, Texas Instruments Incorporated
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1
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