LT1529IQ-5#TRPBF Linear Technology, LT1529IQ-5#TRPBF Datasheet - Page 5

IC LDO W/SHTDWN 5V 3A DDPAK-5

LT1529IQ-5#TRPBF

Manufacturer Part Number
LT1529IQ-5#TRPBF
Description
IC LDO W/SHTDWN 5V 3A DDPAK-5
Manufacturer
Linear Technology
Datasheet

Specifications of LT1529IQ-5#TRPBF

Regulator Topology
Positive Fixed
Voltage - Output
5V
Voltage - Input
Up to 15V
Voltage - Dropout (typical)
0.6V @ 3A
Number Of Regulators
1
Current - Output
3A
Current - Limit (min)
3.2A
Operating Temperature
-45°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-263-5, D²Pak (5 leads + Tab), TO-263BA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
TYPICAL PERFOR
100
100
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
GND Pin Current
0
LT1529-3.3
GND Pin Current
0
LT1529-3.3
GND Pin Current
0
V
V
V
DEVICE IS OPERATING
IN DROPOUT
T
V
*FOR V
T
V
IN
IN
IN
J
J
OUT
OUT
= 25°C
1
= 25°C
1
= 3.75V (LT1529)
= 3.3V (LT1529-3.3)
= 5V (LT1529-5)
0.5
= V
= V
OUT
2
2
SENSE
SENSE
OUTPUT CURRENT (A)
= 3.3V
3
INPUT VOLTAGE (V)
3
INPUT VOLTAGE (V)
1.0
*FOR V
R
I
R
I
LOAD
LOAD
LOAD
LOAD
4
4
T
J
1.5
= 125°C
T
= 10mA*
= 100mA*
5
5
= 330Ω
= 33Ω
J
OUT
= 25°C
R
I
6
6
= 3.3V
LOAD
LOAD
R
I
R
I
2.0
R
I
R
I
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
7
7
= 700mA*
T
= 4.7Ω
J
W
= 500mA*
= 300mA*
= 1.5A*
= 3A*
= – 50°C
= 6.6Ω
= 11Ω
= 1.1Ω
= 2.2Ω
8
8
2.5
LT1529 • G16
LT1529 • G10
LT1529 • G13
A
9
9
U
3.0
10
10
CE
C
HARA TERISTICS
100
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
10
0
0
0
– 50
0
LT1529-5
GND Pin Current
LT1529-5
GND Pin Current
0
SHDN Pin Threshold
(On-to-Off)
T
V
*FOR V
T
V
*FOR V
I
I
I
LOAD
R
LOAD
J
OUT
LOAD
J
OUT
LOAD
= 25°C
= 25°C
R
1
1
–25
LOAD
= V
= V
= 1mA
= 700mA*
= 10mA*
OUT
OUT
2
2
C
= 500Ω
SENSE
SENSE
= 7.1Ω
0
= 5V
= 5V
TEMPERATURE (°C)
3
INPUT VOLTAGE (V)
3
INPUT VOLTAGE (V)
4
4
25
5
5
50
6
6
R
I
R
I
R
I
R
I
LOAD
LOAD
LOAD
R
I
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
75
7
7
= 500mA*
= 300mA*
= 100mA*
= 10Ω
= 16.6Ω
= 3A*
= 1.5A*
= 50Ω
= 3.3Ω
8
= 1.7Ω
8
100
LT1529 • G17
LT1529 • G11
LT1529 • G14
9
9
125
10
10
LT1529-3.3/LT1529-5
100
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
10
0
0
0
–50
0
0
LT1529
GND Pin Current
LT1529
GND Pin Current
SHDN Pin Threshold
(Off-to-On)
T
V
*FOR V
T
V
*FOR V
J
OUT
3.75V
J
OUT
= 25°C
= 25°C
1
1
–25
= V
= V
OUT
OUT
2
2
ADJ
ADJ
0
=
= 3.75V
TEMPERATURE (°C)
3
INPUT VOLTAGE (V)
3
INPUT VOLTAGE (V)
R
I
LOAD
4
4
LOAD
25
5
5
= 10mA*
I
= 375Ω
LOAD
50
I
LOAD
6
6
LT1529
R
I
R
I
R
I
R
I
R
I
R
I
LOAD
LOAD
LOAD
LOAD
LOAD
= 1mA
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
75
7
7
= 3A
= 500mA*
= 300mA*
= 100mA*
= 700mA*
= 1.5A*
= 3A*
= 7.5Ω
= 12.5Ω
= 38Ω
= 5.3Ω
= 2.5Ω
8
= 1.25W
8
100
LT1529 • G18
LT1529 • G12
LT1529 • G15
152935fb
9
9
5
125
10
10

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