LT1528 Linear Technology, LT1528 Datasheet - Page 2

• Manufacturer Part Number: LT1528
• Description: 3A Low Dropout Regulator for Microprocessor Applications
• Manufacturer: Linear Technology

ABSOLUTE
LT1528
Input Voltage ....................................................... 15V*
Output Pin Reverse Current .................................. 10mA
Sense Pin Current ................................................. 10mA
Shutdown Pin Input Voltage (Note 1) .......... 6.5V, – 0.6V
Shutdown Pin Input Current (Note 1) ..................... 5mA
PACKAGE/ORDER
PARAMETER
Regulated Output Voltages (Notes 2, 3)
Line Regulation (Note 3)
Load Regulation (Note 3)
Dropout Voltage (Note 4)
2
Consult factory for Industrial and Military grade parts.
ELECTRICAL CHARACTERISTICS
GND
TAB
IS
T
5-LEAD PLASTIC DD PAK
JMAX
= 125 C,
FRONT VIEW
Q PACKAGE
W
MAXIMUM
JA
5
4
3
2
1
= 30 C/ W
W W
INFORMATION
U
V
SHDN
GND
SENSE
OUTPUT
IN
RATINGS
CONDITIONS
V
4.3V < V
I
I
I
I
I
I
I
I
I
I
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
W
IN
V
I
I
LOAD
LOAD
IN
ORDER PART
= 3.8V, I
U
= 3.8V to 15V, I
= 10mA, T
= 10mA
= 100mA, T
= 100mA
= 700mA, T
= 700mA
= 1.5A, T
= 1.5A
= 3A, T
= 3A
NUMBER
LT1528CQ
= 1mA to 3A, V
= 1mA to 3A, V
IN
< 15V, 1mA < I
OUT
J
= 25 C
J
U
= 1mA, T
J
= 25 C
J
J
= 25 C
= 25 C
= 25 C
OUT
IN
IN
= 1mA
= 4.3V,T
= 4.3V
J
OUT
Output Short-Circuit Duration .......................... Indefinite
Storage Temperature Range ................. – 65 C to 150 C
Operating Junction Temperature Range
Lead Temperature (Soldering, 10 sec).................. 300 C
*For applications requiring input voltage ratings greater than 15V, contact
the factory.
TAB IS
= 25 C
GND
LT1528C ............................................... 0 C to 125 C
< 3A
T
JMAX
5-LEAD PLASTIC TO-220
J
= 25 C
= 125 C,
FRONT VIEW
T PACKAGE
JA
= 50 C/ W
5
4
3
2
1
3.250
3.200
MIN
OUTPUT
V
GND
IN
SENSE
SHDN
3.300
3.300
TYP
150
280
390
570
1.5
12
15
70
ORDER PART
3.350
3.400
MAX
110
150
200
250
320
420
450
600
670
850
10
20
30
LT1528CT
NUMBER
UNITS
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
V
V