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LT1930A Datasheet(PDF) 8 Page - Linear Technology |
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LT1930A Datasheet(HTML) 8 Page - Linear Technology |
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8 / 12 page  8 LT1930/LT1930A TYPICAL APPLICATIO S Efficiency GND VIN SW SHDN FB 4V TO 6.5V 4 51 3 D1 L1 10 µH L2 10 µH 2 243k LT1930 1930 TA02a C1 2.2 µF 4-CELL BATTERY C2 10 µF C3 1 µF 82.5k VOUT 5V 300mA C1: TAIYO-YUDEN X5R LMK212BJ225MG C2: TAIYO-YUDEN X5R JMK316BJ106ML C3: TAIYO-YUDEN X5R LMK212BJ105MG SHDN D1: ON SEMICONDUCTOR MBR0520 L1, L2: MURATA LQH3C100K24 LOAD CURRENT (mA) 0 60 65 70 400 500 1930 TA02b 55 50 40 100 200 300 45 80 75 VIN = 6.5V VIN = 4V 4-Cell to 5V SEPIC Converter 4-Cell to 5V SEPIC Converter with Coupled Inductors GND VIN SW SHDN FB 4V TO 6.5V 4 51 • • 3 D1 L1A 10 µH L1B 10 µH 2 243k LT1930 1930/A TA03 C1 2.2 µF 4-CELL BATTERY C2 10 µF C3 1 µF 82.5k VOUT 5V 300mA C1: TAIYO-YUDEN X5R LMK212BJ225MG C2: TAIYO-YUDEN X5R JMK316BJ106ML C3: TAIYO-YUDEN X5R LMK212BJ105MG D1: ON SEMICONDUCTOR MBR0520 L1: SUMIDA CLS62-100 SHDN GND VIN SW SHDN FB VIN 5V 4 51 3 D1 L1 10 µH 2 R1 665k LT1930 1930/A TA04 C2 2.2 µF C1 4.7 µF R2 36.5k VOUT 24V 90mA C1: TAIYO-YUDEN X5R EMK316BJ475ML C2: TAIYO-YUDEN X5R JMK212BJ475MG D1: ON SEMICONDUCTOR MBR0530 L1: SUMIDA CR43-100 SHDN 5V to 24V Boost Converter GND VIN SW SHDN FB VIN 5V 4 51 3 D1 C4 1 µF D2 L1 3.3 µH 2 R1 147k C5 1 µF LT1930 D3 D4 1930/A TA05 C2 2.2 µF C6 2.2 µF C1 2.2 µF R2 13.3k –15V 70mA 15V 70mA C1: TAIYO-YUDEN X5R LMK212BJ225MG C2, C3: TAIYO-YUDEN X5R EMK316BJ225ML C4, C5: TAIYO-YUDEN X5R TMK316BJ105ML (408) 573-4150 D1 TO D4: ON SEMICONDUCTOR MBR0520 (800) 282-9855 L1: SUMIDA CR43-3R3 (874) 956-0666 OFF ON ±15V Dual Output Converter with Output Disconnect |
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