Datasheet LTC3406AB (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | 1.5MHz, 600mA Synchronous Step-Down Regulator in ThinSOT |
| 页数 / 页 | 18 / 4 — Typical perForMance characTerisTics (From Front Page Figure Except for … |
| 文件格式/大小 | PDF / 721 Kb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics (From Front Page Figure Except for the Resistive Divider Resistor Values)
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LTC3406AB
Typical perForMance characTerisTics (From Front Page Figure Except for the Resistive Divider Resistor Values) Efficiency vs Input Voltage Efficiency vs Load Current
100 100 VOUT = 1.2V 90 90 80 80 70 70 60 60 50 50 40 40 EFFICIENCY (%) EFFICIENCY (%) 30 30 20 IL = 100mA 20 VIN = 2.7V I 10 L = 600mA VIN = 3.6V I 10 L = 10mA VOUT = 1.8V VIN = 4.2V 0 0 2 3 4 5 6 0.1 1 10 100 1000 INPUT VOLTAGE (V) OUTPUT CURRENT (mA) 3406B G01 3406B G02
Reference Voltage vs Efficiency vs Load Current Temperature
100 0.615 VOUT = 2.5V VIN = 3.6V 90 80 0.610 70 0.605 60 50 0.600 40 EFFICIENCY (%) 30 0.595 REFERENCE VOLTAGE (V) 20 VIN = 2.7V 0.590 10 VIN = 3.6V VIN = 4.2V 0 0.585 0.1 1 10 100 1000 –50 –25 0 25 50 75 100 125 OUTPUT CURRENT (mA) TEMPERATURE (°C) 3406B G03 3406B G21
Oscillator Frequency vs Oscillator Frequency vs Supply Temperature Voltage
1.60 1.60 VIN = 3.6V 1.55 1.55 1.50 1.50 1.45 1.45 1.40 1.35 1.40 1.30 OSCILLATOR FREQUENCY (MHz) 1.35 OSCILLATOR FREQUENCY (MHz) 1.25 1.30 1.20 –50 –25 0 25 50 75 100 125 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 TEMPERATURE (°C) INPUT VOLTAGE (V) 3406B G07 3406B G22 3406abfb 4 For more information www.linear.com/LTC3406AB
Typical perForMance characTerisTics (From Front Page Figure Except for the Resistive Divider Resistor Values) Efficiency vs Input Voltage Efficiency vs Load Current
100 100 VOUT = 1.2V 90 90 80 80 70 70 60 60 50 50 40 40 EFFICIENCY (%) EFFICIENCY (%) 30 30 20 IL = 100mA 20 VIN = 2.7V I 10 L = 600mA VIN = 3.6V I 10 L = 10mA VOUT = 1.8V VIN = 4.2V 0 0 2 3 4 5 6 0.1 1 10 100 1000 INPUT VOLTAGE (V) OUTPUT CURRENT (mA) 3406B G01 3406B G02
Reference Voltage vs Efficiency vs Load Current Temperature
100 0.615 VOUT = 2.5V VIN = 3.6V 90 80 0.610 70 0.605 60 50 0.600 40 EFFICIENCY (%) 30 0.595 REFERENCE VOLTAGE (V) 20 VIN = 2.7V 0.590 10 VIN = 3.6V VIN = 4.2V 0 0.585 0.1 1 10 100 1000 –50 –25 0 25 50 75 100 125 OUTPUT CURRENT (mA) TEMPERATURE (°C) 3406B G03 3406B G21
Oscillator Frequency vs Oscillator Frequency vs Supply Temperature Voltage
1.60 1.60 VIN = 3.6V 1.55 1.55 1.50 1.50 1.45 1.45 1.40 1.35 1.40 1.30 OSCILLATOR FREQUENCY (MHz) 1.35 OSCILLATOR FREQUENCY (MHz) 1.25 1.30 1.20 –50 –25 0 25 50 75 100 125 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 TEMPERATURE (°C) INPUT VOLTAGE (V) 3406B G07 3406B G22 3406abfb 4 For more information www.linear.com/LTC3406AB