Datasheet LTC4008 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 4A, High Efficiency, Multi-Chemistry Battery Charger |
| 页数 / 页 | 24 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C unless otherwise noted). … |
| 修订版 | C |
| 文件格式/大小 | PDF / 237 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C unless otherwise noted). Battery Leakage Current vs. Battery Voltage
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LTC4008
TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C unless otherwise noted) Battery Leakage Current vs Battery Voltage Efficiency at 19VDC VIN
40 100 VDCIN = 0V 35 16.8V 95 30 12.6V 25 90 20 15 85 EFFICIENCY (%) 10 80 BATTERY LEAKAGE CURRENT (µA) 5 0 75 0 5 10 15 20 25 30 0.50 1.00 1.50 2.00 2.50 3.00 BATTERY VOLTAGE (V) CHARGE CURRENT (A) 4008 G07 4008 G09
Efficiency at 12.6V with 15VDC Charging Voltage Error VIN TEMP = 27°C, ILOAD = 0.120A
100 0.150 0.125 95 0.100 0.075 0.050 DCIN = 20V 90 0.025 DCIN = 15V 0 85 –0.025 EFFICIENCY (%) –0.050 –0.075 80 OUTPUT VOLTAGE ERROR (V) –0.100 –0.125 75 –0.150 0.50 1.00 1.50 2.00 2.50 3.00 0 2 4 6 8 10 12 14 16 18 20 22 CHARGE CURRENT (A) CHARGING VOLTAGE (V) 4008 G10 4008 G11 Rev C 6 For more information www.analog.com Document Outline Description Typical Application Absolute Maximum Ratings Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Test Circuit Operation Applications Information Package Description Revision History Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C unless otherwise noted) Battery Leakage Current vs Battery Voltage Efficiency at 19VDC VIN
40 100 VDCIN = 0V 35 16.8V 95 30 12.6V 25 90 20 15 85 EFFICIENCY (%) 10 80 BATTERY LEAKAGE CURRENT (µA) 5 0 75 0 5 10 15 20 25 30 0.50 1.00 1.50 2.00 2.50 3.00 BATTERY VOLTAGE (V) CHARGE CURRENT (A) 4008 G07 4008 G09
Efficiency at 12.6V with 15VDC Charging Voltage Error VIN TEMP = 27°C, ILOAD = 0.120A
100 0.150 0.125 95 0.100 0.075 0.050 DCIN = 20V 90 0.025 DCIN = 15V 0 85 –0.025 EFFICIENCY (%) –0.050 –0.075 80 OUTPUT VOLTAGE ERROR (V) –0.100 –0.125 75 –0.150 0.50 1.00 1.50 2.00 2.50 3.00 0 2 4 6 8 10 12 14 16 18 20 22 CHARGE CURRENT (A) CHARGING VOLTAGE (V) 4008 G10 4008 G11 Rev C 6 For more information www.analog.com Document Outline Description Typical Application Absolute Maximum Ratings Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Test Circuit Operation Applications Information Package Description Revision History Related Parts