Datasheet LTC3106 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | 300mA Low Voltage Buck-Boost Converter with PowerPath and 1.6μA Quiescent Current |
| 页数 / 页 | 38 / 8 — Typical perForMance characTerisTics TA = 25°C unless otherwise noted. … |
| 文件格式/大小 | PDF / 1.8 Mb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics TA = 25°C unless otherwise noted. Normalized Output Voltage. Normalized MPP Output vs
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LTC3106
Typical perForMance characTerisTics TA = 25°C unless otherwise noted. Normalized Output Voltage Normalized MPP Output vs Regulation vs Load Current Inductor Current vs Load Current Temperature
1.0 1 L = 10µH COUT = 100µF COUT = 47µF C 0.5 OUT = 47µF ILIMSEL = HI 0 0 IL 200mA/DIV –0.5 –1 TION (%) –1.0 –2 –1.5 ILOAD LOAD REGULA –2.0 100mA/DIV –3 3106 G29 –2.5 100µs/DIV PERCENT CHANGE FROM 25°C (%) –3.0 –4 0.001 0.01 0.1 1 10 100 500 –50 –30 –10 10 30 50 70 90 110 130 150 LOAD CURRENT (mA) TEMPERATURE (°C) 3106 G28 3106 G30
No Load Input Current vs Input 5VIN to 3.3VOUT Load Step 10mA 5VIN to 3.3VOUT Load Step 100µA Voltage, MPP Enabled to 300mA to 40mA
700 COUT = 47µF COUT = 47µF, ILIMSEL = LO 600 VOUT V C OUT 500 200mV/DIV OUT = 100µF 100mV/DIV VOUT 400 200mA/DIV 40mA 300mA 300 ILOAD 10mA ILOAD 100µA 100µA INPUT CURRENT (µA) 200 200mA/DIV 20mA/DIV 3106 G32 3106 G33 100 1ms/DIV I 5ms/DIV LIMSEL = HI 00.4 1.3 2.2 3.2 4.1 5 INPUT VOLTAGE (V) 3106 G31
Boost Mode at VIN = 1.5V Buck-Boost Mode at VIN = 3.5V Buck Mode at VIN = 4.3V VOUT = 3.3V, 100mA VOUT = 3.3V 100mA VOUT = 3.3V, 100mA
V V AUX AUX 50mV/DIV 20mV/DIV VAUX 50mV/DIV VOUT VOUT 50mV/DIV 100mV/DIV VOUT 100mV/DIV IL 200mA/DIV IL IL 200mA/DIV 400mA/DIV 50µs/DIV 3106 G34 50µs/DIV 3106 G35 50µs/DIV 3106 G36 L = 10µH L = 10µH L = 10µH C C OUT = 47µF COUT = 47µF OUT = 47µF I I LIMSEL = HI ILIMSEL = HI LIMSEL = HI 3106f 8 For more information www.linear.com/LTC3106 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 Package Description Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C unless otherwise noted. Normalized Output Voltage Normalized MPP Output vs Regulation vs Load Current Inductor Current vs Load Current Temperature
1.0 1 L = 10µH COUT = 100µF COUT = 47µF C 0.5 OUT = 47µF ILIMSEL = HI 0 0 IL 200mA/DIV –0.5 –1 TION (%) –1.0 –2 –1.5 ILOAD LOAD REGULA –2.0 100mA/DIV –3 3106 G29 –2.5 100µs/DIV PERCENT CHANGE FROM 25°C (%) –3.0 –4 0.001 0.01 0.1 1 10 100 500 –50 –30 –10 10 30 50 70 90 110 130 150 LOAD CURRENT (mA) TEMPERATURE (°C) 3106 G28 3106 G30
No Load Input Current vs Input 5VIN to 3.3VOUT Load Step 10mA 5VIN to 3.3VOUT Load Step 100µA Voltage, MPP Enabled to 300mA to 40mA
700 COUT = 47µF COUT = 47µF, ILIMSEL = LO 600 VOUT V C OUT 500 200mV/DIV OUT = 100µF 100mV/DIV VOUT 400 200mA/DIV 40mA 300mA 300 ILOAD 10mA ILOAD 100µA 100µA INPUT CURRENT (µA) 200 200mA/DIV 20mA/DIV 3106 G32 3106 G33 100 1ms/DIV I 5ms/DIV LIMSEL = HI 00.4 1.3 2.2 3.2 4.1 5 INPUT VOLTAGE (V) 3106 G31
Boost Mode at VIN = 1.5V Buck-Boost Mode at VIN = 3.5V Buck Mode at VIN = 4.3V VOUT = 3.3V, 100mA VOUT = 3.3V 100mA VOUT = 3.3V, 100mA
V V AUX AUX 50mV/DIV 20mV/DIV VAUX 50mV/DIV VOUT VOUT 50mV/DIV 100mV/DIV VOUT 100mV/DIV IL 200mA/DIV IL IL 200mA/DIV 400mA/DIV 50µs/DIV 3106 G34 50µs/DIV 3106 G35 50µs/DIV 3106 G36 L = 10µH L = 10µH L = 10µH C C OUT = 47µF COUT = 47µF OUT = 47µF I I LIMSEL = HI ILIMSEL = HI LIMSEL = HI 3106f 8 For more information www.linear.com/LTC3106 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 Package Description Typical Application Related Parts