LT3150 View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LT3150
Linear Technology
LT3150 Datasheet PDF : 20 Pages
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LT3150
TYPICAL APPLICATIO
1.8V to 1.5V, 4A Very Low Dropout Linear Regulator with No RSENSE Current Limiting and Shutdown
+
C1
6.19k
4.7µF 1%
1.37k SHDN2
1%
MBR0520L
0.01µF
LT3150
VIN2
FB1
SHDN2
SW
VIN1
SHDN1
SWGND
GND
GND
IPOS
INEG
GATE
FB2
COMP
CIN: PANASONIC SP SERIES EEFUE0E221R 20%
C1: AVX TAJA475M020R 20V 20%
6800pF
L1: MURATA LQH32CN100K11 OR SUMIDA CDRH3D16100
L1
10µH
SHDN1
10k
10µF BAT54
5.1Ω
1.5k
50pF
+
Si4410
243Ω
1%
1020Ω
1%
CIN
220µF
2.5V
×2
VIN
1.8V
VOUT
1.5V
4A
2.2µF ×10
X5R CERAMIC
0805 CASE
3150 TA11a
RELATED PARTS
PART NUMBER
LT1573
LT1575/LT1577
LT1761
DESCRIPTION
UltraFast Transient Response Low Dropout
Regulator PNP Driver, Up to 5A
UltraFast Transient Response Low Dropout
Regulator MOSFET Driver, Up to 10A
100mA, Low Noise Micropower, LDO
LT1762
150mA, Low Noise Micropower, LDO
LT1763
500mA, Low Noise Micropower, LDO
LT1764/LT1764A 3A, Low Noise, Fast Transient Response, LDO
LT1962
300mA, Low Noise Micropower, LDO
LT1963/LT1963A 1.5A, Low Noise, Fast Transient Response, LDO
LTC3411
LTC3412
1.25A(IOUT), 4MHz, Synchronous Step-Down
DC/DC Converter
2.5A(IOUT), 4MHz, Synchronous Step-Down
DC/DC Converter
20 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 q FAX: (408) 434-0507 q www.linear.com
COMMENTS
VIN: 2.8V to 10V, VOUT: 1.265V, Dropout Voltage: 0.35V, IQ: 1.7mA,
ISD: 200µA, Requires External PNP Transistor, S8 Package
VIN: 1.5V to 22V, VOUT: 1.21V, Dropout Voltage: 0.15V, IQ: 12mA,
LT1577 is Dual Version, N8, S8 Packages
VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.30V, IQ: 20µA,
ISD: <1µA, Low Noise <20µVRMS P-P, Stable with 1µF Ceramic
Capacitors, ThinSOT Package
VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.30V, IQ: 25µA,
ISD: <1µA, Low Noise <20µVRMS P-P, MS8 Package
VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.30V, IQ: 30µA,
ISD: <1µA, Low Noise <20µVRMS P-P, S8 Package
VIN: 2.7V to 20V, VOUT: 1.21V, Dropout Voltage: 0.34V, IQ: 1mA,
ISD: <1µA,Low Noise <40µVRMS P-P, “A” Version Stable with Ceramic
Capacitors, DD, TO220-5 Packages
VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.27V, IQ: 30µA,
ISD: <1µA, Low Noise <20µVRMS P-P, MS8 Package
VIN: 2.1V to 20V, VOUT: 1.21V, Dropout Voltage: 0.34V, IQ: 1mA,
ISD: <1µA, Low Noise <40µVRMS P-P, “A” Version Stable with Ceramic
Capacitors, DD, T0220-5, SOT-223, S8 Packages
95% Efficiency, VIN: 2.5V to 5.5V, IOUT: 1.25A, VREF: 0.8V,
ISD: <1µA, MS and DFN Packages
95% Efficiency, VIN: 2.5V to 5.5V, IOUT: 2.5A, VREF: 0.8V,
ISD: <1µA, TSSOP16E Package
3150f
LT/TP 1003 1K • PRINTED IN THE USA
© LINEAR TECHNOLOGY CORPORATION 2002
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