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LD1084 Datasheet(PDF) 3 Page - STMicroelectronics

Part No. LD1084
Description  5A LOW DROP POSITIVE VOLTAGE REGULATOR ADJUSTABLE AND FIXED
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LD1084 Datasheet(HTML) 3 Page - STMicroelectronics

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LD1084 SERIES
3/18
ORDERING CODES
(*) Available in Tape & Reel with the suffix "R" for fixed versions and "-R" for adjustable version
LECTRICAL CHARACTERISTICS OF LD1084#15 (VI=4.5V, CI =CO =10µF, TA = -40 to 125°C, unless
otherwise specified.)
NOTE 1: See short-circuit current curve for available output current at fixed dropout.
TYPE
D2PAK (*)
D2PAK/A
OUTPUT VOLTAGE
LD1084V15
LD1084D2T15
LD1084D2M15
1.5 V
LD1084V18
LD1084D2T18
LD1084D2M18
1.8 V
LD1084V25
LD1084D2T25
LD1084D2M25
2.5 V
LD1084V28
LD1084D2T28
LD1084D2M28
2.85 V
LD1084V33
LD1084D2T33
LD1084D2M33
3.3 V
LD1084V36
LD1084D2T36
LD1084D2M36
3.6 V
LD1084V50
LD1084D2T50
LD1084D2M50
5.0 V
LD1084V80
LD1084D2T80
LD1084D2M80
8.0 V
LD1084V90
LD1084D2T90
LD1084D2M90
9.0 V
LD1084V120
LD1084D2T120
LD1084D2M120
12.0 V
LD1084V
LD1084D2T
LD1084D2M
ADJ
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VO
Output Voltage
IO =0mA
TJ = 25°C
1.485
1.5
1.515
V
IO =0to 5A VI = 3.1 to 30V (note 1)
1.47
1.5
1.53
V
∆V
O
Line Regulation
IO =0mA
VI = 3.1 to 18V TJ = 25°C
0.5
6
mV
IO =0mA
VI = 3.1 to 15V
0.1
6
mV
∆V
O
Load Regulation
IO =0to 5A TJ = 25°C
3
15
mV
IO =0to 5A
7
20
V
Vd
Dropout Voltage
IO =5 A
1.3
1.5
V
Iq
Quiescent Current
VI ≤ 30V
5
10
mA
Isc
Short Circuit Current
VI -VO = 5V
5.5
6.5
A
VI -VO = 25V
0.5
0.7
A
Termal Regulation
TA = 25°C, 30ms pulse
0.003
0.015
%/W
SVR
Supply Voltage Rejection
f = 120 Hz,
CO =25 µF, IO =5A
VI = 6.8 ± 3V
60
75
dB
eN
RMS Output Noise Voltage
(% of VO)
TA = 25°C
f =10Hz to 10KHz
0.003
%
S
Temperature Stability
0.5
%
S
Long Term Stability
TA = 125°C 1000Hrs
0.5
%


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