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LTC3531 Datasheet(PDF) 16 Page - Linear Technology |
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LTC3531 Datasheet(HTML) 16 Page - Linear Technology |
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16 / 16 page  LTC3531/ LTC3531-3.3/LTC3531-3 16 3531fb Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com © LINEAR TECHNOLOGY CORPORATION 2006 LT 0807 REV B • PRINTED IN USA TYPICAL APPLICATIO SW1 SW2 SHDN GND VIN VOUT LTC3531-3.3 C2 10 μF C1 22 μF L1 10 μH 3.1V TO 5.25V 3531 TA05 OTHER DC/DC 100k 100k 0.1 μF WALL NTC OUT CHRG ACPR VNTC TIMER CLPROG PROG IN1 IN2 HPWR SUSP BAT GND LTC4055 + – Li-Ion 5V (NOM) FROM USB CABLE SUSPEND USB POWER VOUT: USB OR BATTERY C1, C2: TAIYO YUDEN JMK316BJ106ML L1: MURATA LQH43CN100K03 (650mA 0.24 Ω) VOUT 3.3V 160mA SHDN Complete USB/Li-Ion Powered System with 3.3VOUT and Linear Charger RELATED PARTS PART NUMBER DESCRIPTION COMMENTS LT1930/LT1930A 1A (ISW), 1.2MHz/2.2MHz, High Efficiency Step-Up DC/DC Converter VIN: 2.6V to 16V, VOUT(MAX) = 34V, IQ = 4.2mA/5.5mA, ISD < 1μA, ThinSOT Package LTC3400/LTC3400B 600mA (ISW), 1.2MHz Synchronous Step-Up DC/DC Converter VIN: 0.85V to 5V, VOUT(MAX) = 5V, IQ = 19μA/300μA, ISD < 1μA, ThinSOT Package LTC3401/LTC3402 1A/2A (ISW), 3MHz Synchronous Step-Up DC/DC Converter VIN: 0.5V to 5V, VOUT(MAX) = 6V, IQ = 38μA, ISD < 1μA, MS Package LTC3405/LTC3405A 300mA (IOUT), 1.5MHz Synchronous Step-Down DC/DC Converter VIN: 2.7V to 6V, VOUT(MIN) = 0.8V, IQ = 20μA, ISD ≤ 1μA, MS10 Package LTC3406/LTC3406B 600mA (IOUT), 1.5MHz Synchronous Step-Down DC/DC Converter VIN: 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 20μA, ISD ≤ 1μA, ThinSOT Package LTC3421 3A (ISW), 3MHz Synchronous Step-Up DC/DC Converter VIN: 0.5V to 4.5V, VOUT(MAX) = 5.25V, IQ = 12μA, ISD < 1μA, QFN Package LTC3422 1.5A (ISW), 3MHz Synchronous Step-Up DC/DC Converter VIN: 0.5V to 4.5V, VOUT(MAX) = 5.25V, IQ = 25μA, ISD < 1μA, 3mm × 3mm DFN Package LTC3426 2A (ISW), 1.2MHz Step-Up DC/DC Converter in SOT-23 VIN: 1.6V to 5V, VOUT up to 5.5V LTC3428 4A (ISW), 1.2MHz Step-Up DC/DC Converter VIN: 1.6V to 5V, VOUT up to 5.5V LTC3429 600mA (ISW), 500kHz Synchronous Step-Up DC/DC Converter VIN: 0.5V to 4.4V, VOUT(MIN) = 5V, IQ = 20μA, ISD < 1μA, QFN Package LTC3440 600mA (IOUT), 2MHz Synchronous Buck-Boost DC/DC Converter VIN: 2.5V to 5.5V, VOUT(MIN) = 5.5V, IQ = 25μA, ISD < 1μA, MS, DFN Packages LTC3441 600mA (IOUT), 2MHz Synchronous Buck-Boost DC/DC Converter VIN: 2.5V to 5.5V, VOUT(MIN) = 5.5V, IQ = 25μA, ISD < 1μA, DFN Package LTC3442 2MHz Synchronous Buck-Boost with Auto-Burst VIN: 2.4V to 5.5V, VOUT up to 5.25V LTC3443 1.2A (IOUT), 600kHz Synchronous Buck-Boost DC/DC Converter VIN: 2.4V to 5.5V, VOUT(MIN) = 5.25V, IQ = 28μA, ISD < 1μA, MS Package LTC3458 1.4A, 1.5MHz Synchronous Step-Up DC/DC Converter VIN: 1.5V to 6V, VOUT up to 7.5V LTC3458L 1.7A, 1.5MHz Synchronous Step-Up DC/DC Converter VIN: 1.5V to 6V, VOUT up to 6V LTC3459 10V Micropower Synchronous Step-Up DC/DC Converter VIN: 1.5V to 5.5V, VOUT up to 10V LTC3525/LTC3525-3.3/ 400mA (ISW), Synchronous Step-Up DC/DC Converter VIN: 0.5V to 4.5V, IQ = 7μA, ISD < 1μA, LTC3525-5 with Output Disconnect 2mm × 2mm SC70 Package |
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