TDA8139 Datasheet, PDF (3/5 Pages) STMicroelectronics – 5.1V AND ADJUSTABLE VOLTAGE REGULATOR WITH DISABLE AND RESET

TDA8139
ELECTRICAL CHARACTERISTICS ( VIN = 7V ; Tj = 25^oC unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VRL
IRH
KO1,2
IO1,2 sc
VDISH
VDISL
IDIS
Vref
Tjsd
Saturation Volt. at Pin 6 in Reset Condition
Leakage Current at Pin 6 in Normal Condition
Output Volt. Thermal Drift
Short Circ. Ouput Current
Disable Volt. at Pin 4 High (out 2 active)
Disable Volt. at Pin 4 Low (out 2 disabled)
Disable Bias Current at Pin 4
Pin 7
Junction Temp. for Thermal Shut Down
I5 = 5mA
V5 = 10V
K0
=
∆Vo
∆T
⋅
⋅
10⁶
VO
Tj = 0 to + 125°C
VIN = 7V
VIN = 16V, (see note 1)
0V < VDIS < 7V
0.4
V
10 µA
100
ppm/°C
1.6
A
1
A
2
V
0.8
V
-100
2
µA
2.5
V
145
°C
Note 1 : The output short circuit currents are tested one channel at time.
During a short circuit a large consumption of power occurs, but the thermal protection circuit prevents any excessive temperature.
Safe permanent short-circuit is only guaranteed for input voltages up to 16V.
Figure 1
OUT 1 ⁹
REF
2.5V
+a
50
-
REG
Figure 2
10µA
3
Ce
-b
+
2.5V 0.6V
RESET
6
5.1V
4.9V
4.85V
∆VOUT LOW
RESET
T_D
T_D
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