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LTC1558-3.3 数据表(PDF) 4 Page - Linear Technology |
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LTC1558-3.3 数据表(HTML) 4 Page - Linear Technology |
4 / 20 page 4 LTC1558-3.3/LTC1558-5 TYPICAL PERFORMANCE CHARACTERISTICS NiCd TERMINAL VOLTAGE (V) 1.0 0 25 50 75 100 125 150 1.1 1.2 1.3 1.4 1558 G01 VCC = 5V (LTC1558-5) VBAK = 6V Output Power vs Battery Voltage OUTPUT VOLTAGE, VBAK (V) 2 50 75 10 1558 G03 25 0 4 6 8 125 100 VBATT = 1.2V VCC = 3.3V (LTC1558-3.3) IPK = 330mA Boost Converter Switching Frequency NiCd CELL CAPACITY (mAHr) 0 0 0.5 1.0 1.5 2.0 2.5 3.0 125 250 375 500 1558 G02 VBATT = 1.2V VBAK = 6V POUT = 100mW Backup Time vs Battery Capacity Normalized Fast Recharge Current vs Temperature Trickle Charge Multiplier Factor Boost Converter Switching Duty Cycle OUTPUT VOLTAGE, VBAK (V) 2 40 60 10 1558 G04 20 0 4 6 8 100 80 VBATT = 1.2V VCC = 3.3V (LTC1558-3.3) IPK = 330mA NiCd BATTERY TRICKLE CURRENT (mA) 0.05 7.5 9.5 10.0 10.5 0.1 1 2 1558 G05 9.0 8.5 8.0 VBATT = 1.2V TEMPERATURE ( °C) 0 0.950 0.960 0.970 0.980 0.990 25 50 1558 G06 75 1.000 0.955 0.965 0.975 0.985 0.995 1.005 Fast Recharge Time (Assume Fully Exhausted NiCd Battery) BATTERY CAPACITY (mAHr) 64 0 10 20 30 40 60 128 256 1558 G07 512 50 RESET Output Voltage vs Supply Voltage SUPPLY VOLTAGE (V) 0 0 1 2 3 4 6 1 23 4 4.55V 1558 G08 56 5 4.7V VCC = 5V (LTC1558-5) RESET Output Voltage vs Supply Voltage SUPPLY VOLTAGE (V) 0 0 0.5 1.0 1.5 2.0 3.5 1 234 3V 1558 G09 2.5 3.0 3.10V VCC = 3.3V (LTC1558-3.3) |
类似零件编号 - LTC1558-3.3 |
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类似说明 - LTC1558-3.3 |
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