Datasheet LT3150 (Analog Devices) - 20
| 制造商 | Analog Devices |
| 描述 | Fast Transient Response, Low Input Voltage, Very Low Dropout Linear Regulator Controller |
| 页数 / 页 | 20 / 20 — TYPICAL APPLICATIO. 1.8V to 1.5V, 4A Very Low Dropout Linear Regulator … |
| 文件格式/大小 | PDF / 265 Kb |
| 文件语言 | 英语 |
TYPICAL APPLICATIO. 1.8V to 1.5V, 4A Very Low Dropout Linear Regulator with No RSENSE Current Limiting and Shutdown
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LT3150
U TYPICAL APPLICATIO 1.8V to 1.5V, 4A Very Low Dropout Linear Regulator with No RSENSE Current Limiting and Shutdown
MBR0520L L1 + 10µH C1 6.19k LT3150 4.7µF 1% VIN2 SW FB1 V SHDN1 IN1 10k SHDN2 1.37k SHDN2 SHDN1 V 1% SWGND I IN POS 0.01µF 1.8V GND I 10µF + CIN NEG BAT54 220µF GND GATE Si4410 2.5V FB2 5.1Ω ×2 VOUT 1.5V COMP 243Ω 4A 1.5k 1% 2.2µF ×10 X5R CERAMIC 1020Ω 0805 CASE 6800pF 50pF 1% CIN: PANASONIC SP SERIES EEFUE0E221R 20% C1: AVX TAJA475M020R 20V 20% L1: MURATA LQH32CN100K11 OR SUMIDA CDRH3D16100 3150 TA11a
RELATED PARTS PART NUMBER DESCRIPTION COMMENTS
LT1573 UltraFast Transient Response Low Dropout VIN: 2.8V to 10V, VOUT: 1.265V, Dropout Voltage: 0.35V, IQ: 1.7mA, Regulator PNP Driver, Up to 5A ISD: 200µA, Requires External PNP Transistor, S8 Package LT1575/LT1577 UltraFast Transient Response Low Dropout VIN: 1.5V to 22V, VOUT: 1.21V, Dropout Voltage: 0.15V, IQ: 12mA, Regulator MOSFET Driver, Up to 10A LT1577 is Dual Version, N8, S8 Packages LT1761 100mA, Low Noise Micropower, LDO 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 LT1762 150mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.30V, IQ: 25µA, ISD: <1µA, Low Noise <20µVRMS P-P, MS8 Package LT1763 500mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.30V, IQ: 30µA, ISD: <1µA, Low Noise <20µVRMS P-P, S8 Package LT1764/LT1764A 3A, Low Noise, Fast Transient Response, LDO 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 LT1962 300mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.27V, IQ: 30µA, ISD: <1µA, Low Noise <20µVRMS P-P, MS8 Package LT1963/LT1963A 1.5A, Low Noise, Fast Transient Response, LDO 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 LTC3411 1.25A(IOUT), 4MHz, Synchronous Step-Down 95% Efficiency, VIN: 2.5V to 5.5V, IOUT: 1.25A, VREF: 0.8V, DC/DC Converter ISD: <1µA, MS and DFN Packages LTC3412 2.5A(IOUT), 4MHz, Synchronous Step-Down 95% Efficiency, VIN: 2.5V to 5.5V, IOUT: 2.5A, VREF: 0.8V, DC/DC Converter ISD: <1µA, TSSOP16E Package 3150f 20 LT/TP 1003 1K • PRINTED IN THE USA Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com LINEAR TECHNOLOGY CORPORATION 2002
U TYPICAL APPLICATIO 1.8V to 1.5V, 4A Very Low Dropout Linear Regulator with No RSENSE Current Limiting and Shutdown
MBR0520L L1 + 10µH C1 6.19k LT3150 4.7µF 1% VIN2 SW FB1 V SHDN1 IN1 10k SHDN2 1.37k SHDN2 SHDN1 V 1% SWGND I IN POS 0.01µF 1.8V GND I 10µF + CIN NEG BAT54 220µF GND GATE Si4410 2.5V FB2 5.1Ω ×2 VOUT 1.5V COMP 243Ω 4A 1.5k 1% 2.2µF ×10 X5R CERAMIC 1020Ω 0805 CASE 6800pF 50pF 1% CIN: PANASONIC SP SERIES EEFUE0E221R 20% C1: AVX TAJA475M020R 20V 20% L1: MURATA LQH32CN100K11 OR SUMIDA CDRH3D16100 3150 TA11a
RELATED PARTS PART NUMBER DESCRIPTION COMMENTS
LT1573 UltraFast Transient Response Low Dropout VIN: 2.8V to 10V, VOUT: 1.265V, Dropout Voltage: 0.35V, IQ: 1.7mA, Regulator PNP Driver, Up to 5A ISD: 200µA, Requires External PNP Transistor, S8 Package LT1575/LT1577 UltraFast Transient Response Low Dropout VIN: 1.5V to 22V, VOUT: 1.21V, Dropout Voltage: 0.15V, IQ: 12mA, Regulator MOSFET Driver, Up to 10A LT1577 is Dual Version, N8, S8 Packages LT1761 100mA, Low Noise Micropower, LDO 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 LT1762 150mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.30V, IQ: 25µA, ISD: <1µA, Low Noise <20µVRMS P-P, MS8 Package LT1763 500mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.30V, IQ: 30µA, ISD: <1µA, Low Noise <20µVRMS P-P, S8 Package LT1764/LT1764A 3A, Low Noise, Fast Transient Response, LDO 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 LT1962 300mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT: 1.22V, Dropout Voltage: 0.27V, IQ: 30µA, ISD: <1µA, Low Noise <20µVRMS P-P, MS8 Package LT1963/LT1963A 1.5A, Low Noise, Fast Transient Response, LDO 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 LTC3411 1.25A(IOUT), 4MHz, Synchronous Step-Down 95% Efficiency, VIN: 2.5V to 5.5V, IOUT: 1.25A, VREF: 0.8V, DC/DC Converter ISD: <1µA, MS and DFN Packages LTC3412 2.5A(IOUT), 4MHz, Synchronous Step-Down 95% Efficiency, VIN: 2.5V to 5.5V, IOUT: 2.5A, VREF: 0.8V, DC/DC Converter ISD: <1µA, TSSOP16E Package 3150f 20 LT/TP 1003 1K • PRINTED IN THE USA Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com LINEAR TECHNOLOGY CORPORATION 2002