Datasheet LTC3129 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | 15V, 200mA Synchronous Buck-Boost DC/DC Converter with 1.3μA Quiescent Current |
| 页数 / 页 | 30 / 5 — Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. … |
| 文件格式/大小 | PDF / 1.6 Mb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. Power Loss, VOUT = 3.3V. Efficiency, VOUT = 5V
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LTC3129
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. Power Loss, VOUT = 3.3V Efficiency, VOUT = 5V Power Loss, VOUT = 5V
1000 100 1000 90 BURST 100 80 PWM PWM 100 70 10 60 10 50 PWM 1 40 1 EFFICIENCY (%) POWER LOSS (mW) V 30 V IN = 2.5V IN = 2.5V POWER LOSS (mW) VIN = 2.5V BURST V V BURST V 0.1 IN = 3.6V 20 IN = 3.6V IN = 3.6V V V 0.1 IN = 5V IN = 5V VIN = 5V VIN = 10V 10 VIN = 10V VIN = 10V V V IN = 15V IN = 15V VIN = 15V 0.01 0 0.01 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) 3129 G04 3129 G05 3129 G06
Efficiency, VOUT = 12V Power Loss, VOUT = 12V Efficiency, VOUT = 15V
100 1000 100 40 BURST 90 90 BURST PWM 80 100 80 70 70 60 10 60 50 50 PWM BURST PWM 40 1 40 EFFICIENCY (%) EFFICIENCY (%) 30 VIN = 2.5V POWER LOSS (mW) V 30 IN = 2.5V VIN = 2.5V VIN = 3.6V VIN = 3.6V V 20 0.1 20 IN = 3.6V VIN = 5V VIN = 5V VIN = 5V 10 VIN = 10V VIN = 10V 10 VIN = 10V VIN = 15V VIN = 15V VIN = 15V 0 0.01 0 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) 3129 G07 3129 G08 3129 G09
Maximum Output Current No Load Input Current Power Loss, VOUT = 15V vs VIN and VOUT vs VIN and VOUT (PWM = 0V)
1000 250 30 VOUT = 2.5V VOUT = 5V 25 V 100 PWM 200 OUT = 10V VOUT = 15V 20 FB DIVIDER CURRENT = 2µA 10 150 (mA) V (µA) 15 OUT = 2.5V BURST I OUT I IN 1 100 VOUT = 3.3V VOUT = 4.1V 10 POWER LOSS (mW) V V IN = 2.5V OUT = 5V V V 0.1 IN = 3.6V 50 OUT = 6.9V V V IN = 5V OUT = 8.2V 5 V V IN = 10V OUT = 12V V V IN = 15V OUT = 15V 0.01 0 0 0.01 0.1 1 10 100 1000 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2.5 4.5 6.5 8.5 10.5 12.5 14.5 OUTPUT CURRENT (mA) VIN (V) VIN (V) 3129 G10 3129 G11 3129 G12 3129fc For more information www.linear.com/LTC3129 5 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. Power Loss, VOUT = 3.3V Efficiency, VOUT = 5V Power Loss, VOUT = 5V
1000 100 1000 90 BURST 100 80 PWM PWM 100 70 10 60 10 50 PWM 1 40 1 EFFICIENCY (%) POWER LOSS (mW) V 30 V IN = 2.5V IN = 2.5V POWER LOSS (mW) VIN = 2.5V BURST V V BURST V 0.1 IN = 3.6V 20 IN = 3.6V IN = 3.6V V V 0.1 IN = 5V IN = 5V VIN = 5V VIN = 10V 10 VIN = 10V VIN = 10V V V IN = 15V IN = 15V VIN = 15V 0.01 0 0.01 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) 3129 G04 3129 G05 3129 G06
Efficiency, VOUT = 12V Power Loss, VOUT = 12V Efficiency, VOUT = 15V
100 1000 100 40 BURST 90 90 BURST PWM 80 100 80 70 70 60 10 60 50 50 PWM BURST PWM 40 1 40 EFFICIENCY (%) EFFICIENCY (%) 30 VIN = 2.5V POWER LOSS (mW) V 30 IN = 2.5V VIN = 2.5V VIN = 3.6V VIN = 3.6V V 20 0.1 20 IN = 3.6V VIN = 5V VIN = 5V VIN = 5V 10 VIN = 10V VIN = 10V 10 VIN = 10V VIN = 15V VIN = 15V VIN = 15V 0 0.01 0 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) 3129 G07 3129 G08 3129 G09
Maximum Output Current No Load Input Current Power Loss, VOUT = 15V vs VIN and VOUT vs VIN and VOUT (PWM = 0V)
1000 250 30 VOUT = 2.5V VOUT = 5V 25 V 100 PWM 200 OUT = 10V VOUT = 15V 20 FB DIVIDER CURRENT = 2µA 10 150 (mA) V (µA) 15 OUT = 2.5V BURST I OUT I IN 1 100 VOUT = 3.3V VOUT = 4.1V 10 POWER LOSS (mW) V V IN = 2.5V OUT = 5V V V 0.1 IN = 3.6V 50 OUT = 6.9V V V IN = 5V OUT = 8.2V 5 V V IN = 10V OUT = 12V V V IN = 15V OUT = 15V 0.01 0 0 0.01 0.1 1 10 100 1000 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2.5 4.5 6.5 8.5 10.5 12.5 14.5 OUTPUT CURRENT (mA) VIN (V) VIN (V) 3129 G10 3129 G11 3129 G12 3129fc For more information www.linear.com/LTC3129 5 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts