Datasheet LT3470A (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | Micropower Buck Regulator with Integrated Boost and Catch Diodes |
| 页数 / 页 | 20 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C unless otherwise noted. … |
| 修订版 | C |
| 文件格式/大小 | PDF / 747 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C unless otherwise noted. Switch VCESAT. BOOST Pin Current
该数据表的模型线
文件文字版本
LT3470A
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C unless otherwise noted. Switch VCESAT BOOST Pin Current
700 14 600 12 500 10 (mV) 400 8 CESAT 300 6 SWITCH V 200 4 BOOST PIN CURRENT (mA) 100 2 0 0 0 100 200 300 400 500 0 100 200 300 400 500 SWITCH CURRENT (mA) SWITCH CURRENT (mA) 3470a G14 3470a G15
Catch Diode Forward Voltage Boost Diode Forward Voltage
1.0 900 800 0.8 700 (V) (V) 600 F F 0.6 500 400 0.4 SCHOTTKY V SCHOTTKY V 300 200 0.2 100 0 0 0 100 200 300 400 0 50 100 150 200 CATCH DIODE CURRENT (mA) BOOST DIODE CURRENT (mA) 3470a G16 3470a G17
Minimum Input Voltage, VOUT = 3.3V Minimum Input Voltage, VOUT = 5V
6.0 T 8 A = 25°C TA = 25°C 5.5 7 5.0 4.5 6 VIN TO RUN/START INPUT VOLTAGE (V) 4.0 VIN TO RUN/START INPUT VOLTAGE (V) 5 3.5 3.0 0 50 100 150 200 250 4 0 50 100 150 200 250 LOAD CURRENT (mA) LOAD CURRENT (mA) 3470a G18 3470a G19 Rev. C 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History related parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C unless otherwise noted. Switch VCESAT BOOST Pin Current
700 14 600 12 500 10 (mV) 400 8 CESAT 300 6 SWITCH V 200 4 BOOST PIN CURRENT (mA) 100 2 0 0 0 100 200 300 400 500 0 100 200 300 400 500 SWITCH CURRENT (mA) SWITCH CURRENT (mA) 3470a G14 3470a G15
Catch Diode Forward Voltage Boost Diode Forward Voltage
1.0 900 800 0.8 700 (V) (V) 600 F F 0.6 500 400 0.4 SCHOTTKY V SCHOTTKY V 300 200 0.2 100 0 0 0 100 200 300 400 0 50 100 150 200 CATCH DIODE CURRENT (mA) BOOST DIODE CURRENT (mA) 3470a G16 3470a G17
Minimum Input Voltage, VOUT = 3.3V Minimum Input Voltage, VOUT = 5V
6.0 T 8 A = 25°C TA = 25°C 5.5 7 5.0 4.5 6 VIN TO RUN/START INPUT VOLTAGE (V) 4.0 VIN TO RUN/START INPUT VOLTAGE (V) 5 3.5 3.0 0 50 100 150 200 250 4 0 50 100 150 200 250 LOAD CURRENT (mA) LOAD CURRENT (mA) 3470a G18 3470a G19 Rev. C 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History related parts