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LTC4008 Datasheet(PDF) 24 Page - Linear Technology |
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LTC4008 Datasheet(HTML) 24 Page - Linear Technology |
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24 / 24 page  24 LTC4008 4008fa RELATED PARTS PART NUMBER DESCRIPTION COMMENTS LT ®1511 3A Constant-Current/Constant-Voltage Battery Charger High Efficiency, Minimum External Components to Fast Charge Lithium, NIMH and NiCd Batteries LT1513 Sepic Constant- or Programmable- Current/Constant- Charger Input Voltage May be Higher, Equal to or Lower Than Battery Voltage, Voltage Battery Charger 500kHz Switching Frequency LT1571 1.5A Switching Charger 1- or 2-Cell Li-Ion, 500kHz or 200kHz Switching Frequency, Termination Flag LTC1628-PG 2-Phase, Dual Synchronous Step-Down Controller Minimizes CIN and COUT, Power Good Output, 3.5V ≤ VIN ≤ 36V LTC1709 2-Phase, Dual Synchronous Step-Down Controller Up to 42A Output, Minimum CIN and COUT, Uses Smallest Components for Family with VID Intel and AMD Processors LTC1729 Li-Ion Battery Charger Termination Controller Trickle Charge Preconditioning, Temperature Charge Qualification, Time or Charge Current Termination, Automatic Charger and Battery Detection, and Status Output LT1769 2A Switching Battery Charger Constant-Current/Constant-Voltage Switching Regulator, Input Current Limiting Maximizes Charge Current LTC1778 Wide Operating Range, No RSENSE TM Synchronous 2% to 90% Duty Cycle at 200kHz, Stable with Ceramic COUT Step-Down Controller LTC1960 Dual Battery Charger/Selector with SPI Interface Simultaneous Charge or Discharge of Two Batteries, DAC Programmable Current and Voltage, Input Current Limiting Maximizes Charge Current LTC3711 No RSENSE Synchronous Step-Down Controller 3.5V ≤ VIN ≤ 36V, 0.925V ≤ VOUT ≤ 2V, for Transmeta, AMD and Intel with VID Mobile Processors LTC4006 Small, High Efficiency, Fixed Voltage, Lithium-Ion Complete Charger for 3- or 4-Cell Li-Ion Batteries, AC Adapter Current Limit Battery Charger with Termination and Thermistor Sensor, 16-Pin Narrow SSOP Package LTC4007 High Efficiency, Programmable Voltage Complete Charger for 3- or 4-Cell Li-Ion Batteries, AC Adapter Current Limit, Battery Charger with Termination Thermistor Sensor and Indicator Outputs LTC4100 Smart Battery Charger Controller SMBus Rev 1.1 Compliant No RSENSE is a trademark of Linear Technology Corporation. Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com © LINEAR TECHNOLOGY CORPORATION 2003 LT/LT 0805 REV A • PRINTED IN USA TYPICAL APPLICATIO BATMON VFB ICL ACP/SHDN FAULT FLAG NTC RT ITH GND ICL ACP FAULT FLAG DCIN INFET CLP CLN TGATE BGATE PGND CSP BAT PROG LTC4008 R7 6.04k 1% R9 13.3k 0.25% RT 150k C6 0.12 µF THERMISTOR 10k NTC C7 0.47 µF R12 100k R8 147k 0.25% R10 32.4k 1% R11 100k VLOGIC DCIN 0V TO 20V C1 0.1 µF Q3 INPUT SWITCH C4 0.1 µF Q1 Q2 D1 C2 20 µF L1 10 µH R1 4.99k 1% R4 3.01k 1% R5 3.01k 1% RSENSE 0.025 Ω 1% RCL 0.02 Ω 1% C3 20 µF NiMH BATTERY PACK CHARGING CURRENT MONITOR SYSTEM LOAD R6 26.7k 1% C5 0.0047 µF D1: MBRS130T3 Q1: Si4431BDY Q2: FDC645N 4008 TA02 NiMH/4A Battery Charger |
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