Datasheet LTC3812-5 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | 60V Current Mode Synchronous Switching Regulator Controller |
| 页数 / 页 | 34 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. Driver Pull-Down RDS(ON). Driver … |
| 文件格式/大小 | PDF / 412 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Driver Pull-Down RDS(ON). Driver Peak Source Current. vs Temperature. vs Supply Voltage
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LTC3812-5
TYPICAL PERFORMANCE CHARACTERISTICS Driver Pull-Down RDS(ON) Driver Peak Source Current Driver Pull-Down RDS(ON) vs Temperature vs Supply Voltage vs Supply Voltage
1.75 3.0 1.1 VBOOST = VINTVCC = 5V 1.50 2.5 1.0 1.25 2.0 ) Ω 0.9 ( Ω ( 1.00 1.5 DS(ON)R DS(ON)R 0.8 0.75 1.0 PEAK SOURCE CURRENT (A) 0.50 0.7 0.5 0.25 0 0.6 –50 –25 0 25 50 75 100 125 4 5 6 7 8 9 10 11 12 13 14 4 5 6 7 8 9 10 11 12 13 14 TEMPERATURE (°C) DRVCC/BOOST VOLTAGE (V) DRVCC/BOOST VOLTAGE (V) 38125 G19 38125 G20 38125 G21
EXTVCC Switch Resistance INTVCC Shutdown Current vs Temperature INTVCC Current vs Temperature vs Temperature
7 5 400 INTVCC = 5V INTVCC = 5V 6 4 300 5 A) μ Ω 3 4 200 3 CURRENT (mA) CURRENT ( 2 CC CC RESISTANCE ( 2 INTV INTV 100 1 1 0 0 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 38125 G22 38125 G23 38125 G24
INTVCC Shutdown Current INTVCC Current vs INTVCC Voltage vs INTVCC Voltage
3.5 350 3.0 300 2.5 A) 250 μ 2.0 200 CURRENT (mA) 1.5 CURRENT ( 150 CC CC 1.0 INTV 100 INTV 0.5 50 0 0 0 2 4 6 8 10 12 14 0 2 4 6 8 10 12 14 INTVCC VOLTAGE (V) INTVCC VOLTAGE (V) 38125 G25 38125 G26 38125fc 7
TYPICAL PERFORMANCE CHARACTERISTICS Driver Pull-Down RDS(ON) Driver Peak Source Current Driver Pull-Down RDS(ON) vs Temperature vs Supply Voltage vs Supply Voltage
1.75 3.0 1.1 VBOOST = VINTVCC = 5V 1.50 2.5 1.0 1.25 2.0 ) Ω 0.9 ( Ω ( 1.00 1.5 DS(ON)R DS(ON)R 0.8 0.75 1.0 PEAK SOURCE CURRENT (A) 0.50 0.7 0.5 0.25 0 0.6 –50 –25 0 25 50 75 100 125 4 5 6 7 8 9 10 11 12 13 14 4 5 6 7 8 9 10 11 12 13 14 TEMPERATURE (°C) DRVCC/BOOST VOLTAGE (V) DRVCC/BOOST VOLTAGE (V) 38125 G19 38125 G20 38125 G21
EXTVCC Switch Resistance INTVCC Shutdown Current vs Temperature INTVCC Current vs Temperature vs Temperature
7 5 400 INTVCC = 5V INTVCC = 5V 6 4 300 5 A) μ Ω 3 4 200 3 CURRENT (mA) CURRENT ( 2 CC CC RESISTANCE ( 2 INTV INTV 100 1 1 0 0 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 38125 G22 38125 G23 38125 G24
INTVCC Shutdown Current INTVCC Current vs INTVCC Voltage vs INTVCC Voltage
3.5 350 3.0 300 2.5 A) 250 μ 2.0 200 CURRENT (mA) 1.5 CURRENT ( 150 CC CC 1.0 INTV 100 INTV 0.5 50 0 0 0 2 4 6 8 10 12 14 0 2 4 6 8 10 12 14 INTVCC VOLTAGE (V) INTVCC VOLTAGE (V) 38125 G25 38125 G26 38125fc 7