tl431x Micro Commercial Components, tl431x Datasheet
tl431x
Manufacturer Part Number
tl431x
Description
Programmable Precision Shunt Regulator
Manufacturer
Micro Commercial Components
Datasheet
1.TL431X.pdf
(2 pages)
*Note: Bypass Capacitors are recommended for optimum stability and
0,9:708
Revision: 2
Input Voltage (Vo=5.8V)
Operating Junction Temperature
Storage Temperature Range
Parameter
Reference Input
Voltage
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
Minimum Cathode
Current for Regulation
Off-State Cathode
Current
Dynamic Impedance
Micro Commercial Components
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
M C C
transient response and should be located as close as possible to
the regulators
Parameter
æ
æ
I
æ
I
Sym
KA
KA
V
I
V
V
ref
457
V
(OFF)
Z
ref
I
(min)
ref
ref
KA
/
KA
ref
/
æ
æ
/
æ
T
T
www.mccsemi.com
Min
2.44V
0V
TM
Symbol
T
T
V
OPR
STG
0.05uA
0.15
Typ
4.5mV
0.45m
2.49V
1.5uA
0.4uA
-1.0
-0.5
omponents
20736 Marilla Street Chatsworth
!"#
$
% !"#
1
5V
A
è
Max
1.0mA
2.55V
17mV
1.2uA
1.0uA
0.5
-2.7
-2.0
4uA
0V
-55---+150
è
Value
0---70
37
V
V
T
æ
10V
æ
36V
I
R2=
I
R2=
T
V
V
V
100mA, f
KA
KA
min
A
KA
KA
KA
KA
KA
=full Temperature
=10mA, R1=10K
=10mA, R1=10K
Test conditions
V
V
=V
=V
=V
=36V, V
=V
KA
KA
Ta
REF
REF
=
V
=
10V
REF
REF
ref
, I
, I
, I
T
KA
KA
KA
REF
1.0KHz
max
=10mA
=10mA
=1 to
I
=0V
KA
Unit
=10mA
:
:
V
è
C
D
Precision Shunt
Programmable
G
1
Regulator
SOT-89
TL431X
A
B
F
2
H
3
1. REFERENCE
2. ANODE
3. CATHODE
E
2003/04/10
K
J
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tl431x Summary of contents
Page 1
... I =10mA, R1=10K KA R2= 0.4uA 1.2uA T =full Temperature A 0.45m V =V 1.0mA KA REF A V =36V, V =0V 0.05uA 1.0uA KA REF è è = REF KA 0.15 0.5 100mA, f 1.0KHz TL431X Programmable Precision Shunt Regulator SOT- REFERENCE 2. ANODE 3. CATHODE ...
Page 2
... TL431X Fig. 1 – Cathode Current vs. Cathode Voltage 1000 800 Z REF 600 400 200 0 -200 -400 -800 -1.0 -0.5 0.0 0.5 1.0 Cathode Voltage (V) Fig. 3 – Reference Input Current vs. Temperature 1.20 1.15 1.10 1.05 1.00 0.95 0.90 0.85 0.80 0.75 0.70 -40 - Temperature ( C) Fig. 5 – Change in Reference Voltage vs. Cathode Voltage 0 --2 --4 --6 --8 --10 -- ...