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LT1529 Datasheet(PDF) 2 Page - Linear Technology

Part # LT1529
Description  3A Low Dropout Regulators with Micropower Quiescent Current and Shutdown
PDF  12 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT1529 Datasheet(HTML) 2 Page - Linear Technology

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LT1529
LT1529-3.3/LT1529-5
Output Short-Circuit Duration ......................... Indefinite
Storage Temperature Range ................ – 65
°C to 150°C
Operating Junction Temperature Range
Commercial .......................................... 0
°C to 125°C
Industrial ......................................... – 45
°C to 125°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
*
For applications requiring input voltage ratings greater than 15V, contact
the factory.
A
G
A
U
A
R
BSOLUTEXI
TI
S
Input Voltage ......................................................
±15V*
OUTPUT Pin Reverse Current .............................. 10mA
SENSE Pin Current .............................................. 10mA
ADJ Pin Current ................................................... 10mA
SHDN Pin Input Voltage (Note 2) .............. 6.5V, – 0.6V
SHDN Pin Input Current (Note 2) .......................... 5mA
PACKAGE/ORDER I FOR ATIO
ORDER PART
NUMBER
LT1529CQ
LT1529CQ-3.3
LT1529CQ-5
LT1529IQ
LT1529IQ-3.3
LT1529IQ-5
*PIN 2 = SENSE FOR LT1529-3.3/LT1529-5
= ADJ FOR LT1529
ORDER PART
NUMBER
LT1529CT
LT1529CT-3.3
LT1529CT-5
LT1529IT
LT1529IT-3.3
LT1529IT-5
*PIN 2 = SENSE FOR LT1529-3.3/LT1529-5
= ADJ FOR LT1529
Consult factory for Military grade parts.
TJMAX = 125°C, θJA ≈ 30°C/ W
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Regulated Output Voltage
LT1529-3.3
VIN = 3.8V, IOUT = 1mA, TJ = 25°C
3.250
3.300
3.350
V
(Note 4)
4.3V < VIN < 15V, 1mA < IOUT < 3A
q
3.200
3.300
3.400
V
LT1529-5
VIN = 5.5V, IOUT = 1mA, TJ = 25°C
4.925
5.000
5.075
V
6V < VIN < 15V, 1mA < IOUT < 3A
q
4.850
5.000
5.150
V
LT1529 (Note 5)
VIN = 4.3V, IOUT = 1mA, TJ = 25°C
3.695
3.750
3.805
V
4.8V < VIN < 15V, 1mA < IOUT < 3A
q
3.640
3.750
3.860
V
Line Regulation
LT1529-3.3
∆VIN = 3.8V to 15V, IOUT = 1mA
q
1.5
10
mV
LT1529-5
∆VIN = 5.5V to 15V, IOUT = 1mA
q
1.5
10
mV
LT1529 (Note 5)
∆VIN = 4.3V to 15V, IOUT = 1mA
q
1.5
10
mV
Load Regulation
LT1529-3.3
∆ILOAD = 1mA to 3A, VIN = 4.3V, TJ = 25°C5
20
mV
∆ILOAD = 1mA to 3A, VIN = 4.3V
q
12
30
mV
LT1529-5
∆ILOAD = 1mA to 3A, VIN = 6V, TJ = 25°C5
20
mV
∆ILOAD = 1mA to 3A, VIN = 6V
q
12
30
mV
LT1529 (Note 5)
∆ILOAD = 1mA to 3A, VIN = 4.8V, TJ = 25°C5
20
mV
∆ILOAD = 1mA to 3A, VIN = 4.8V
q
12
30
mV
Dropout Voltage
ILOAD = 10mA, TJ = 25°C
110
180
mV
(Note 6)
ILOAD = 10mA
q
250
mV
ILOAD = 100mA, TJ = 25°C
200
300
mV
ILOAD = 100mA
q
400
mV
ELECTRICAL C
C
HARA TERISTICS
VIN
SHDN
GND
SENSE/ADJ*
OUTPUT
Q PACKAGE
5-LEAD PLASTIC DD PAK
TAB IS
GND
FRONT VIEW
5
4
3
2
1
T PACKAGE
5-LEAD PLASTIC TO-220
FRONT VIEW
TAB IS
GND
5
4
3
2
1
VIN
SHDN
GND
SENSE/ADJ*
OUTPUT
(Note 1)
TJMAX = 125°C, θJA ≈ 50°C/ W
The q denotes specifications which apply over the operating temperature range, otherwise specificatons are at TA = 25°C. (Note 3)



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