TL431LP Datasheet, PDF (1/3 Pages) Micro Commercial Components – Programmable Precision Shunt Regulator

MCC
TM
Micro Commercial Components

  omponents
20736 Marilla Street Chatsworth

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0,9:708
• Output voltage can be adjusted to 36V
• Trapping current capability is 1 to 100 mA
• The effective temperature compensation in the working range of full temperature
• Lead Free Finish/RoHS Compliant ("P" Suffix designates
RoHS Compliant. See ordering information)
• Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0 and MSL Rating 1
• Marking:TL431
0D[LPXP 5DWLQJV # 7457 $SSOLHV 8QOHVV 2WKHUZLVH 1RWHG
Parameter
Symbol
Value
Unit
Input Voltage (Vo=5.8V)
V₁
37
V
Cathode Current Range(Continuous) I_KA
-100-+150
mA
Reference Input Current Range
Iref
0.05-+10
mA
Power Dissipation
Operating Junction Temperature
Storage Temperature Range
PD
T_OPR
T_STG
770
0---70
-55---+150
::^mW
TL431LP
Programmable
Precision Shunt
Regulator
A
E
B
(OHFWULFDO &KDUDFWHULVWLFV # °& 8QOHVV 2WKHUZLVH 6SHFLILHG
Parameter
Sym Min Typ Max Test conditions
Reference Input
Voltage
Vref
2.44V
2.50V
2.55V _{VKA=VREF, IKA=10mA}
Deviation of reference
input voltage
Ratio of Change in
Reference Input
Voltage to the Change
in Cathode Voltage
Reference Input
Current
Deviation of
Reference Input
Current Over Full
Temperature Range
æ æ Vref/ T
æ æ Vref/
VKA
Iref
æ æ Iref/ T
4.5mV
-1.0
-0.5
1.5uA
0.4uA
17mV
-2.7
-2.0
4uA
1.2uA
V_KA=V_REF, I_KA=10mA
T_min Ta T_max
æ VKA=
 10V Vref
æ VKA=
 36V 10V
IKA=10mA
 ^{IKA=10mA, R1=10K}
R2=
è IKA=10mA, R1=10K
 R2=
TA=full Temperature
Minimum Cathode
Current for Regulation
IKA(min)
0.45m
A
1.0mA V_KA=V_REF
Off-State Cathode
Current
Dynamic Impedance
IKA(OFF)
ZKA
0.05uA
è 0.15
1.0uA
è 0.5
VKA=36V, VREF=0V
V_KA=V_REF, I_KA=1 to
100mA, f 1.0KHz
*Note: Bypass Capacitors are recommended for optimum stability and
transient response and should be located as close as possible to
the regulators
C
D
1 23
1. REFERENCE
2. ANODE
3. CATHODE
G
DIMENSIONS
INCHES
DIM
MIN
MAX
A
.175
.185
B
.175
.185
C
.500
---
D
.016
.020
E
.135
.145
G
.095
.105
MM
MIN
4.45
4.46
12.7
0.41
3.43
2.42
MAX
4.70
4.70
---
0.63
3.68
2.67
NOTE
Revision: 3
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1 of 3
2010/12/11