Datasheet LTC3108-1 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | Ultralow Voltage Step-Up Converter and Power Manager |
| 页数 / 页 | 24 / 4 — Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. … |
| 文件格式/大小 | PDF / 409 Kb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. IVOUT and Efficiency vs VIN,
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LTC3108-1
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. IVOUT and Efficiency vs VIN, IIN vs VIN, (VOUT = 0V) 1:20 Ratio Transformer
1000 4000 80 1:50 RATIO, C1 = 4.7n C1 = 10nF 1:100 RATIO, C1 = 1n 3500 70 1:20 RATIO, C1 = 10n IVOUT 3000 (VOUT = 0V) 60 EFFICIENCY (%) 100 2500 50 (µA) 2000 (mA) EFFICIENCY IVOUT 40 I IN I VOUT (V (V OUT = 4V) OUT = 4V) 1500 30 10 1000 20 500 10 1 0 0 10 100 1000 0 100 200 300 400 500 VIN (mV) VIN (mV) 31081 G00 31081 G01
IVOUT and Efficiency vs VIN, IVOUT and Efficiency vs VIN, 1:50 Ratio Transformer 1:100 Ratio Transformer
3200 80 1400 70 C1 = 4.7nF I C1 = 1nF VOUT 2800 (V 70 OUT = 0V) 1200 IVOUT 60 (VOUT = 0V) 2400 EFFICIENCY 60 (V EFFICIENCY (%) 1000 50 OUT = 4V) EFFICIENCY EFFICIENCY (%) 2000 50 (VOUT = 4V) 800 40 (µA) 1600 IVOUT 40 (µA) (VOUT = 4V) I VOUT 600 30 1200 30 I VOUT IVOUT (VOUT = 4V) 20 800 20 400 400 10 200 10 0 0 0 0 0 100 200 300 400 500 0 100 200 300 400 500 VIN (mV) VIN (mV) 31081 G02 31081 G03
Input Resistance vs VIN IVOUT vs VIN and Source Resistance, (VOUT Charging) 1:20 Ratio
10 10000 C1 = 10nF 9 8 1:20 RATIO 1000 7 ANCE (Ω) 6 5 (µA) 100 1:50 RATIO 4 I VOUT 3 INPUT RESIST 10 1Ω 2 1:100 RATIO 2Ω 1 5Ω 10Ω 0 0 0 100 200 300 400 500 0 100 200 300 400 500 600 700 800 VIN (mV) VIN OPEN-CIRCUIT (mV) 31081 G05 31081 G04 31081fb 4 For more information www.linear.com/LTC3108-1 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 Applications Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. IVOUT and Efficiency vs VIN, IIN vs VIN, (VOUT = 0V) 1:20 Ratio Transformer
1000 4000 80 1:50 RATIO, C1 = 4.7n C1 = 10nF 1:100 RATIO, C1 = 1n 3500 70 1:20 RATIO, C1 = 10n IVOUT 3000 (VOUT = 0V) 60 EFFICIENCY (%) 100 2500 50 (µA) 2000 (mA) EFFICIENCY IVOUT 40 I IN I VOUT (V (V OUT = 4V) OUT = 4V) 1500 30 10 1000 20 500 10 1 0 0 10 100 1000 0 100 200 300 400 500 VIN (mV) VIN (mV) 31081 G00 31081 G01
IVOUT and Efficiency vs VIN, IVOUT and Efficiency vs VIN, 1:50 Ratio Transformer 1:100 Ratio Transformer
3200 80 1400 70 C1 = 4.7nF I C1 = 1nF VOUT 2800 (V 70 OUT = 0V) 1200 IVOUT 60 (VOUT = 0V) 2400 EFFICIENCY 60 (V EFFICIENCY (%) 1000 50 OUT = 4V) EFFICIENCY EFFICIENCY (%) 2000 50 (VOUT = 4V) 800 40 (µA) 1600 IVOUT 40 (µA) (VOUT = 4V) I VOUT 600 30 1200 30 I VOUT IVOUT (VOUT = 4V) 20 800 20 400 400 10 200 10 0 0 0 0 0 100 200 300 400 500 0 100 200 300 400 500 VIN (mV) VIN (mV) 31081 G02 31081 G03
Input Resistance vs VIN IVOUT vs VIN and Source Resistance, (VOUT Charging) 1:20 Ratio
10 10000 C1 = 10nF 9 8 1:20 RATIO 1000 7 ANCE (Ω) 6 5 (µA) 100 1:50 RATIO 4 I VOUT 3 INPUT RESIST 10 1Ω 2 1:100 RATIO 2Ω 1 5Ω 10Ω 0 0 0 100 200 300 400 500 0 100 200 300 400 500 600 700 800 VIN (mV) VIN OPEN-CIRCUIT (mV) 31081 G05 31081 G04 31081fb 4 For more information www.linear.com/LTC3108-1 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 Applications Typical Application Related Parts