TL432A18 Datasheet, PDF (1/2 Pages) First Components International – TL432 Adjustable Precision Shunt Regulator

TL432 Adjustable Precision Shunt Regulator
FEATURES
l Precise Reference Voltage to 1.240V
l Guaranteed 1% Voltage Tolerance
l Adjustable Output Voltage Vo = Vref to 18V
l Sink Current Capability , 80uA to 100mA
l Die size 0.85 x0.85mm2, Thickness 270+/- 30um
l TO-92 and SOT-23 Packages
TO-92
SOT-23
Pin: 1. Reference
2. Anode
3. Cathode
Pin: 1. Reference
2. Cathode
3. Anode
Features:
• Precise Reference Voltage to 1.24V
• Guaranteed 1% Reference Voltage
Tolerance
• Sink Current Capability, 80µA to100mA
• Quick Turn-on
• Adjustable Output Voltage, V_o=V_REF to 18V
• 0.2 Ω Typical Output Impedance
Physical Characteristics:
♦ Wafer Diameter ………100 ± 0.5 mm
♦ Wafer thickness …… ..280 ± 20 µm
♦ Die size ……………….0.85 x 0.85 mm²
♦ Scribe width ……….....100 µm
♦ Metallization bottom…without metallization
♦ Passivation …………. PSG
Absolute Maximum Ratings
Symbol
Parameter
V_KA
Cathode voltage
I_K
Continuous cathode current range
I _REF
Reference current range
Tj
Operating Junction Temperature Range
Rating
Unit
18
V
100
mA
3
mA
- 40 to 150
°C
Electrical Characteristics T_A= 25°C ( unless otherwise noted)
Symbol
Parameter
Test Conditions
V_RFF
V_DEV
∆V_REF/∆V_KA
I_REF
I_REF(DEV)
Ik(off)
Zka
IK(MIN)
Reference voltage
V_REF Temp Deviation
Ratio of Change in V_REF to
Change in Cathode Voltage
Reference Input Current
I_REF Temp Deviation
Off-state cathode current
Dynamic Output
Impedance
V_KA=V_REF, l_K=10mA (Fig. 1)
T_A =25°C
T_A=full range(see Note1)
V_KA=V_REF, l_K=10mA(Fig. 1)
!_K=10mA, V_KA=18V to V_REF
(Fig. 2)
I_K=10mA, R₁ =10kΩ R₂=∞
(Fig.2)
T_K=full range (see Note 1),
R₁ =10kΩ, R₂=∞, I_K=10mA
(Fig. 2)
V_REF=0 V,(Fig.3)
V_k=18V
V_ka=V_ref, I_k=1mA to 100mA
F ≤1kHz (Fig. 1)
Minimum Operating Current V_KA=V_REF(Fig. 1)
Notes: 1. Full temperature range is -40°C to 105°C for TL432
TL432A
Min Typ Max
1.228 1.240 1.252
10
25
-1 -2.7
0.25 0.5
0.05 0.3
0.04 0.5
0.2 0.4
60
80
Unit
V
mV
mV / V
µA
µA
µA
Ω
µA