LT1529IQPBF

Manufacturer Part NumberLT1529IQPBF
DescriptionTO263
ManufacturerLinear Technology Corporation
LT1529IQPBF datasheets
 

Specifications of LT1529IQPBF

Date_code09+  
1
Page 1
2
Page 2
3
Page 3
4
Page 4
5
Page 5
6
Page 6
7
Page 7
8
Page 8
9
Page 9
10
Page 10
11
12
Page 5/12

Download datasheet (151Kb)Embed
PrevNext
W
U
TYPICAL PERFOR
A
LT1529-3.3
GND Pin Current
5.0
T
= 25°C
J
4.5
V
= V
OUT
SENSE
*FOR V
= 3.3V
OUT
R
= 6.6Ω
4.0
LOAD
I
= 500mA*
LOAD
3.5
3.0
R
= 330Ω
LOAD
2.5
I
= 10mA*
LOAD
2.0
R
= 11Ω
LOAD
I
= 300mA*
LOAD
1.5
R
= 33Ω
LOAD
1.0
I
= 100mA*
LOAD
0.5
0
0
1
2
3
4
5
6
7
8
9
10
INPUT VOLTAGE (V)
LT1529 • G10
LT1529-3.3
GND Pin Current
100
T
= 25°C
*FOR V
= 3.3V
J
OUT
90
V
= V
OUT
SENSE
R
= 1.1Ω
LOAD
80
I
= 3A*
LOAD
70
60
50
R
= 4.7Ω
LOAD
40
I
= 700mA*
LOAD
30
R
= 2.2Ω
LOAD
I
= 1.5A*
20
LOAD
10
0
0
1
2
3
4
5
6
7
8
9
10
INPUT VOLTAGE (V)
LT1529 • G13
GND Pin Current
100
V
= 3.75V (LT1529)
IN
90
V
= 3.3V (LT1529-3.3)
IN
V
= 5V (LT1529-5)
IN
80
DEVICE IS OPERATING
IN DROPOUT
70
T
= 25°C
60
J
50
T
= 125°C
J
40
T
= – 50°C
J
30
20
10
0
0
0.5
1.0
1.5
2.0
2.5
3.0
OUTPUT CURRENT (A)
LT1529 • G16
CE
C
HARA TERISTICS
C
LT1529-5
GND Pin Current
5.0
T
= 25°C
J
4.5
V
= V
OUT
SENSE
*FOR V
= 5V
OUT
R
= 10Ω
4.0
LOAD
I
= 500mA*
LOAD
3.5
R
= 500Ω
LOAD
3.0
I
= 10mA*
LOAD
2.5
R
= 16.6Ω
2.0
LOAD
I
= 300mA*
LOAD
1.5
R
= 50Ω
1.0
LOAD
I
= 100mA*
LOAD
0.5
0
0
1
2
3
4
5
6
7
8
INPUT VOLTAGE (V)
LT1529-5
GND Pin Current
100
T
= 25°C
J
90
V
= V
R
= 1.7Ω
OUT
SENSE
LOAD
*FOR V
= 5V
OUT
I
= 3A*
LOAD
80
70
R
= 7.1Ω
60
LOAD
I
= 700mA*
LOAD
50
40
30
R
= 3.3Ω
LOAD
I
= 1.5A*
20
LOAD
10
0
0
1
2
3
6
7
8
4
5
INPUT VOLTAGE (V)
SHDN Pin Threshold
(On-to-Off)
2.0
I
= 1mA
LOAD
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
– 50
–25
0
25
50
75
100
TEMPERATURE (°C)
LT1529
LT1529-3.3/LT1529-5
LT1529
GND Pin Current
5.0
T
= 25°C
J
4.5
V
= V
OUT
ADJ
*FOR V
=
OUT
4.0
3.75V
3.5
R
= 375Ω
LOAD
3.0
I
= 10mA*
LOAD
2.5
2.0
1.5
1.0
0.5
0
9
10
0
1
2
3
4
5
6
INPUT VOLTAGE (V)
LT1529 • G11
LT1529
GND Pin Current
100
T
= 25°C
J
90
V
= V
OUT
ADJ
*FOR V
= 3.75V
OUT
80
70
60
50
40
30
20
10
0
9
10
0
1
2
3
4
5
6
INPUT VOLTAGE (V)
LT1529 • G14
SHDN Pin Threshold
(Off-to-On)
2.0
1.8
I
LOAD
1.6
1.4
1.2
I
LOAD
1.0
0.8
0.6
0.4
0.2
0
125
–50
–25
0
25
50
TEMPERATURE (°C)
LT1529 • G17
R
= 7.5Ω
LOAD
I
= 500mA*
LOAD
R
= 12.5Ω
LOAD
I
= 300mA*
LOAD
R
= 38Ω
LOAD
I
= 100mA*
LOAD
7
8
9
10
LT1529 • G12
R
= 1.25W
LOAD
I
= 3A*
LOAD
R
= 5.3Ω
LOAD
I
= 700mA*
LOAD
R
= 2.5Ω
LOAD
I
= 1.5A*
LOAD
7
8
9
10
LT1529 • G15
= 3A
= 1mA
75
100
125
LT1529 • G18
152935fb
5