Datasheet LTC3388-1, LTC3388-3 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 20V High Efficiency Nanopower Step-Down Regulator |
| 页数 / 页 | 22 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. 3.0V Output vs Temperature. 3.3V … |
| 文件格式/大小 | PDF / 381 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. 3.0V Output vs Temperature. 3.3V Output vs Temperature. 5.0V Output vs Temperature
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文件文字版本
LTC3388-1/LTC3388-3
TYPICAL PERFORMANCE CHARACTERISTICS 3.0V Output vs Temperature 3.3V Output vs Temperature 5.0V Output vs Temperature (LTC3388-3) (LTC3388-3) (LTC3388-3)
3.10 3.40 5.1 SLEEP THRESHOLD 3.05 SLEEP THRESHOLD 3.35 SLEEP THRESHOLD 5.0 3.00 3.30 WAKE-UP THRESHOLD WAKE-UP THRESHOLD 3.25 WAKE-UP THRESHOLD 4.9 2.95 (V) (V) 3.20 2.90 (V) 4.8 V OUT V OUT 3.15 V OUT 2.85 3.10 4.7 2.80 PGOOD FALLING PGOOD FALLING 3.05 PGOOD FALLING 4.6 2.75 3.00 2.70 2.95 4.5 –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) 338813 G13 338813 G14 338813 G15
VOUT Load Regulation VOUT Load Regulation VOUT Line Regulation (LTC3388-1) (LTC3388-3) (LTC3388-1)
1.56 3.36 1.56 VIN = 5.5V, L = 22µH, COUT = 100µF, VIN = 5.5V, L = 22µH, COUT = 100µF, L = 22µH, ILOAD = 30mA, D1 = 0, D0 = 1 D1 = 0, D0 = 1 D1 = 1, D0 = 0 1.54 3.34 1.54 1.52 3.32 1.52 (V) (V) (V) 1.50 3.30 1.50 V OUT V OUT V OUT 1.48 3.28 1.48 1.46 3.26 1.46 1.44 3.24 1.44 1µ 10µ 100µ 1m 10m 1µ 10µ 100µ 1m 10m 4 6 8 10 12 14 16 18 20 LOAD CURRENT (A) LOAD CURRENT (A) VIN (V) 338813 G16 338813 G17 338813 G18
VOUT Line Regulation IVOUT vs Temperature (LTC3388- IVOUT vs Temperature (LTC3388- (LTC3388-3) 1) 3)
3.36 80 160 L = 22µH, ILOAD = 30mA, D1 = 0, D0 = 1 VOUT = 2.5V VOUT = 5.0V VOUT = 1.8V VOUT = 3.3V 3.34 70 VOUT = 1.5V 140 VOUT = 3.0V VOUT = 1.2V VOUT = 2.8V 3.32 60 120 (V) 3.30 (nA) 50 (nA) 100 V OUT I VOUT I VOUT 3.28 40 80 3.26 30 60 3.24 20 40 4 6 8 10 12 14 16 18 20 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 VIN (V) TEMPERATURE (°C) TEMPERATURE (°C) 338813 G19 338813 G20 338813 G21 338813fa 6 For more information www.linear.com/LTC3388 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS 3.0V Output vs Temperature 3.3V Output vs Temperature 5.0V Output vs Temperature (LTC3388-3) (LTC3388-3) (LTC3388-3)
3.10 3.40 5.1 SLEEP THRESHOLD 3.05 SLEEP THRESHOLD 3.35 SLEEP THRESHOLD 5.0 3.00 3.30 WAKE-UP THRESHOLD WAKE-UP THRESHOLD 3.25 WAKE-UP THRESHOLD 4.9 2.95 (V) (V) 3.20 2.90 (V) 4.8 V OUT V OUT 3.15 V OUT 2.85 3.10 4.7 2.80 PGOOD FALLING PGOOD FALLING 3.05 PGOOD FALLING 4.6 2.75 3.00 2.70 2.95 4.5 –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) 338813 G13 338813 G14 338813 G15
VOUT Load Regulation VOUT Load Regulation VOUT Line Regulation (LTC3388-1) (LTC3388-3) (LTC3388-1)
1.56 3.36 1.56 VIN = 5.5V, L = 22µH, COUT = 100µF, VIN = 5.5V, L = 22µH, COUT = 100µF, L = 22µH, ILOAD = 30mA, D1 = 0, D0 = 1 D1 = 0, D0 = 1 D1 = 1, D0 = 0 1.54 3.34 1.54 1.52 3.32 1.52 (V) (V) (V) 1.50 3.30 1.50 V OUT V OUT V OUT 1.48 3.28 1.48 1.46 3.26 1.46 1.44 3.24 1.44 1µ 10µ 100µ 1m 10m 1µ 10µ 100µ 1m 10m 4 6 8 10 12 14 16 18 20 LOAD CURRENT (A) LOAD CURRENT (A) VIN (V) 338813 G16 338813 G17 338813 G18
VOUT Line Regulation IVOUT vs Temperature (LTC3388- IVOUT vs Temperature (LTC3388- (LTC3388-3) 1) 3)
3.36 80 160 L = 22µH, ILOAD = 30mA, D1 = 0, D0 = 1 VOUT = 2.5V VOUT = 5.0V VOUT = 1.8V VOUT = 3.3V 3.34 70 VOUT = 1.5V 140 VOUT = 3.0V VOUT = 1.2V VOUT = 2.8V 3.32 60 120 (V) 3.30 (nA) 50 (nA) 100 V OUT I VOUT I VOUT 3.28 40 80 3.26 30 60 3.24 20 40 4 6 8 10 12 14 16 18 20 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 VIN (V) TEMPERATURE (°C) TEMPERATURE (°C) 338813 G19 338813 G20 338813 G21 338813fa 6 For more information www.linear.com/LTC3388 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Application Related Parts