Datasheet LTC3119 (Analog Devices) - 9
| Производитель | Analog Devices |
| Описание | 18V, 5A Synchronous Buck-Boost DC/DC Converter |
| Страниц / Страница | 36 / 9 — Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. … |
| Формат / Размер файла | PDF / 2.8 Мб |
| Язык документа | английский |
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. Efficiency, VOUT = 3.3V. fSW. f = 500kHz. SW = 500kHz
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Текстовая версия документа
LTC3119
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. Efficiency, VOUT = 3.3V Efficiency, VOUT = 3.3V Efficiency, VOUT = 3.3V fSW f = 500kHz f SW = 500kHz SW f = 1MHz SW fSW = 2MHz SW
100 100 100 Burst Mode OPERATION Burst Mode OPERATION 90 90 90 Burst Mode OPERATION 80 80 80 70 70 70 60 60 60 PWM PWM 50 PWM 50 50 EFFICIENCY (%) 40 EFFICIENCY (%) 40 EFFICIENCY (%) 40 30 30 V 30 IN = 2.5V VIN = 2.5V VIN = 2.5V V 20 IN = 5V V 20 IN = 5V V 20 IN = 5V VIN = 12V VIN = 12V VIN = 12V 10 10 10 100μ 1m 10m 100m 1 10 100μ 1m 10m 100m 1 10 100μ 1m 10m 100m 1 10 LOAD CURRENT (A) LOAD CURRENT (A) LOAD CURRENT (A) 3119 G29 3119 G30 3119 G31
Efficiency, VOUT = 5V Efficiency, VOUT = 5V Efficiency, VOUT = 5V fSW = 500kHz SW fSW = 1MHz SW fSW = 2MHz SW
100 100 100 90 90 90 Burst Mode OPERATION 80 80 80 70 70 Burst Mode 70 OPERATION 60 Burst Mode 60 60 OPERATION PWM PWM PWM 50 50 50 EFFICIENCY (%) 40 EFFICIENCY (%) 40 EFFICIENCY (%) 40 30 V 30 30 IN = 3V VIN = 3V VIN = 3V V 20 IN = 5V V 20 IN = 5V V 20 IN = 5V VIN = 12V VIN = 12V VIN = 12V 10 10 10 100μ 1m 10m 100m 1 10 100μ 1m 10m 100m 1 10 100μ 1m 10m 100m 1 10 LOAD CURRENT (A) LOAD CURRENT (A) LOAD CURRENT (A) 3119 G32 3119 G33 3119 G34
Efficiency, VOUT = 12V Efficiency, VOUT = 12V Efficiency, VOUT = 12V fSW f = 500kHz SW fSW = 1MHz SW fSW f = 2MHz SW
100 100 100 Burst Mode OPERATION Burst Mode OPERATION 90 90 90 80 80 80 70 Burst Mode 70 70 60 OPERATION 60 60 PWM PWM PWM 50 50 50 EFFICIENCY (%) 40 EFFICIENCY (%) 40 EFFICIENCY (%) 40 30 V 30 30 IN = 5V VIN = 5V VIN = 5V V 20 IN = 12V V 20 IN = 12V V 20 IN = 12V VIN = 15V VIN = 15V VIN = 15V 10 10 10 100μ 1m 10m 100m 1 10 100μ 1m 10m 100m 1 10 100μ 1m 10m 100m 1 10 LOAD CURRENT (A) LOAD CURRENT (A) LOAD CURRENT (A) 3119 G35 3119 G36 3119 G37 3119fb For more information www.linear.com/LTC3119 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Introduction PWM Mode Operation VCC Regulator Current Mode Control Error Amplifiers Current Limit and Zero Current Detection Soft-Start Maximum Power Point Control (MPPC) Burst Mode Operation Power Good Indicator Thermal Considerations Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
