TL431IDBZR215 Datasheet, PDF (8/27 Pages) NXP Semiconductors – Adjustable precision shunt regulator

NXP Semiconductors
TL431 family
Adjustable precision shunt regulator
Table 10. Characteristics …continued
T_amb = 25 C unless otherwise specified.
Symbol Parameter
Conditions
Min
Typ
Max
I_off
off-state current
V_KA = 36 V; V_ref = 0
-
0.1
1
Z_KA
dynamic cathode-anode
I_K = 1 mA to 100 mA;
impedance
V_KA = V_ref; f < 1 kHz
-
0.2
0.5
A-Grade (1 %):
TL431ACDBZR; TL431AIDBZR; TL431AQDBZR; TL431AFDT; TL431AMFDT; TL431ASDT; TL431AMSDT
V_ref
V_ref
reference voltage
reference voltage variation
TL431ACDBZR
TL431AIDBZR
TL431AQDBZR
TL431AFDT
TL431AMFDT
TL431ASDT
TL431AMSDT
V_KA = V_ref; I_K = 10 mA
V_KA = V_ref; I_K = 10 mA
T_amb = 0 C to 70 C
T_amb = 40 C to 85 C
T_amb = 40 C to 125 C
2470
-
-
2495
6
14
2520
16
34
V_ref/V_KA reference voltage variation
to cathode-anode voltage
variation ratio
I_K = 10 mA
V_KA = 10 V to V_ref
V_KA = 36 V to 10 V
-
1.4
2.7
-
1
2
I_ref
reference current
I_K = 10 mA;
-
2
4
R1 = 10 k; R2 = open
I_ref
reference current variation I_K = 10 mA;
R1 = 10 k; R2 = open
TL431ACDBZR
TL431AIDBZR
TL431AQDBZR
TL431AFDT
TL431AMFDT
TL431ASDT
TL431AMSDT
T_amb = 0 C to 70 C
-
T_amb = 40 C to 85 C
-
T_amb = 40 C to 125 C
0.4
1.2
0.8
2.5
I_K(min)
minimum cathode current V_KA = V_ref
TL431ACDBZR
T_amb = 0 C to 70 C
-
TL431AIDBZR
T_amb = 40 C to 85 C
TL431AQDBZR
TL431AFDT
TL431AMFDT
TL431ASDT
T_amb = 40 C to 125 C
TL431AMSDT
0.4
0.6
I_off
off-state current
V_KA = 36 V; V_ref = 0
Z_KA
dynamic cathode-anode
I_K = 1 mA to 100 mA;
impedance
V_KA = V_ref; f < 1 kHz
-
0.1
0.5
-
0.2
0.5
Unit
A

mV
mV
mV
mV/V
mV/V
A
A
A
mA
A

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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