LF15AB STMicroelectronics, LF15AB Datasheet - Page 22
LF15AB
Manufacturer Part Number
LF15AB
Description
VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT
Manufacturer
STMicroelectronics
Datasheet
1.LF33C.pdf
(50 pages)
Specifications of LF15AB
Automotive Grade Product
1.8 V, 2.5 V, 3.3 V, 5.0 V, 8.0 V, 8.5 V VOUTin DPAK and PPAK packages
Supply Voltage Rejection
80 db (typ.)
Temperature Range
-40 to 125 °C
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Company
Part Number
Manufacturer
Quantity
Price
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Manufacturer:
ST
Quantity:
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Company:
Part Number:
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Manufacturer:
STMicroelectronics
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Company:
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Manufacturer:
STM
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Electrical characteristics
Table 18.
22/50
Symbol
SVR
ΔV
ΔV
V
V
eN
V
C
V
I
V
I
I
O
d
IH
O
IL
I
O
d
I
O
O
Output voltage
Operating input voltage
Output current limit
Line regulation
Load regulation
Quiescent current
Supply voltage rejection
Output noise voltage
Dropout voltage
Control input logic low
Control input logic high
Control input current
Output bypass
capacitance
Refer to the test circuits, T
specified.
Electrical characteristics for LF50CDT-TRY and LF50CPT-TRY (Automotive Grade)
Parameter
I
I
I
T
V
V
V
V
V
I
T
B = 10 Hz to 100 kHz, T
I
I
V
ESR = 0.1 to 10 Ω, I
O
O
O
O
O
O
a
a
I
I
I
I
I
I
= 50 mA, V
= 6 to 16 V, I
= 6.3 V, I
= 6 to 16V, I
= 6.3 to 16V, I
= 6 V
= 200 mA
= 500 mA
= 6 V, V
= 50 mA, V
= 500 mA
= 5 mA, V
= 25°C
= 25°C
A
= -40 to 125°C, C
Doc ID 2574 Rev 26
C
O
= 6 V, T
Test conditions
I
= 5 to 500 mA
= 7 ± 1 V
I
I
O
= 7 V, T
= 7 V
O
= 0mA
O
= 5 mA
=500mA
a
O
= 25°C
= 0 to 500 mA
a
a
= 25°C
I
= 25°C
= 0.1 µF, C
ON MODE
OFF MODE
f = 120 Hz
f = 1 kHz
f = 10 kHz
O
= 2.2 µF unless otherwise
4.785
Min.
4.9
2
2
Typ.
0.5
0.2
0.4
50
76
71
60
50
10
10
5
1
5
5
LFxxAB, LFxxC
5.215
Max.
120
5.1
1.3
1.3
0.8
16
28
28
12
2
Unit
mV
mV
mA
µA
dB
µV
µA
µF
V
V
A
V
V
V