TL431ID STMicroelectronics, TL431ID Datasheet - Page 6

• Manufacturer Part Number: TL431ID
• Description: IC VOLTAGE REG PROGRMMBL 8-SOIC
• Manufacturer: STMicroelectronics

Specifications of TL431ID

• Reference Type: Shunt, Adjustable
• Voltage - Output: 2.495 ~ 36 V
• Tolerance: ±2%
• Temperature Coefficient: 100ppm/°C
• Number Of Channels: 1
• Current - Cathode: 500µA
• Current - Output: 100mA
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Product: Voltage References
• Topology: Shunt References
• Output Voltage: Adjustable
• Initial Accuracy: 2 %
• Average Temperature Coefficient (typ): 100 PPM / C
• Series Vref - Input Voltage (max): 37 V
• Shunt Current (max): 100 mA
• Maximum Operating Temperature: + 105 C
• Input Voltage: 2.4 V to 2.5 V
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Shunt Current (min): 1 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Input: -
• Current - Quiescent: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Electrical characteristics
Table 4.
1. See definition of
2. The dynamic impedance is defined as
6/19
Symbol
⏐ZKA⏐
ΔVref
------------
ΔV
ΔVka
ΔI
V
I
I
I
min
ref
off
ref
ref
ref
Reference input voltage
Reference input voltage deviation over temperature
range
Ratio of change in reference input voltage to change
in cathode to anode voltage
Reference input current
I
Reference input current deviation over temperature
range
Minimum cathode current for regulation
Off-state cathode current
Dynamic impedance
k
V
T
V
I
ΔV
= 10 mA, R1 = 10 kΩ, R2 = ∞
T
T
I
T
V
V
k
k
TL431I: -40° C to 105° C, T
min
amb
min
min
KA
KA
KA
KA
= 10 mA, ΔV
= 10 mA, R1 = 10 kΩ, R2 = ∞
KA
(1)
= V
= V
= V
= V
≤ T
≤ T
≤ T
Section 3.1: Reference input voltage deviation over temperature range
= 25° C
= 36 V to 10 V
ref
ref
ref
ref
amb
amb
amb
, I
, I
, Δ I
k
k
≤ T
≤ T
≤ T
= 10 mA, T
=10 mA, T
k
KA
= 1 to 100 mA, f ≤ 1 kHZ
max
max
max
= 10 V to V
(2)
Parameter
min
|
amb
ZKA
≤ T
= 25° C
ref
|
=
amb
amb
ΔV
--------------- -
≤ T
Doc ID 4467 Rev 8
Δ
= 25°C (unless otherwise specified)
I
KA
k
max
Min.
2.44
2.41
-2.7
-2
TL431I
2.495 2.55
Typ.
0.22
-1.4
1.8
0.8
0.5
2.6
-1
7
Max.
1000
2.58
below.
6.5
2.5
0.5
30
4
1
Min.
2.47
2.44
-2.7
-2
TL431AI
2.495 2.52
Typ.
0.22
-1.4
1.8
0.8
0.5
2.6
-1
7
Max.
1000
2.55
6.5
1.2
0.7
0.5
30
4
TL431
mV/V
Unit
mV
mA
µA
µA
nA
V
Ω