LT1762 LINER [Linear Technology], LT1762 Datasheet - Page 16

• Manufacturer Part Number: LT1762
• Description: 150mA, Low Noise, LDO Micropower Regulators
• Manufacturer: LINER [Linear Technology]

RELATED PARTS
LT1762 Series
PART NUMBER
LT1120
LT1121
LT1129
LT1175
LT1521
LT1529
LT1611
LT1613
LTC1627
LT1761 Series
LT1763 Series
Burst Mode is a trademark of Linear Technology Corporation.
16
TYPICAL
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
APPLICATION
DESCRIPTION
125mA Low Dropout Regulator with 20 A I
150mA Micropower Low Dropout Regulator
700mA Micropower Low Dropout Regulator
500mA Negative Low Dropout Micropower Regulator
300mA Low Dropout Micropower Regulator with Shutdown
3A Low Dropout Regulator with 50 A I
Inverting 1.4MHz Switching Regulator
1.4MHz Single-Cell Micropower DC/DC Converter
High Efficiency Synchronous Step-Down Switching Regulator
100mA, Low Noise, Low Dropout Micropower Regulators in SOT-23
500mA, Low Noise, LDO Micropower Regulators
V
IN
> 3.7V
+
SHDN
U
C1
10 F
Paralleling of Regulators for Higher Output Current
0.1
R2
2.2k
0.1
R1
R3
Q
R4
2.2k
Q
3
2
IN
IN
SHDN
SHDN
+
–
1/2 LT1490
LT1762-3.3
0.01 F
LT1762
C3
GND
GND
8
4
OUT
OUT
BYP
BYP
ADJ
FB
1
10k
R5
C4
0.01 F
C5
0.01 F
1762 TA03
COMMENTS
Includes 2.5V Reference and Comparator
30 A I
50 A Quiescent Current
45 A I
15 A I
500mV Dropout Voltage
5V to – 5V at 150mA, Low Output Noise, SOT-23 Package
SOT-23 Package, Internally Compensated
Burst Mode
20 A Quiescent Current, 20 V
30 A Quiescent Current, 20 V
Q
Q
Q
, SOT-223 Package
, 0.26V Dropout Voltage, SOT-223 Package
, Reverse Battery Protection
R7
1.21k
R6
2k
+
TM
Operation, Monolithic, 100% Duty Cycle
C2
10 F
3.3V
300mA
1762fs sn1762 LT/TP 0899 4K • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1999
RMS
RMS
Noise
Noise