Datasheet LT8612 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | 42V, 6A Synchronous Step-Down Regulator with 3μA Quiescent Current |
| 页数 / 页 | 22 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. Switching Waveforms. Transient … |
| 文件格式/大小 | PDF / 365 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Switching Waveforms. Transient Response. Start-Up Dropout Performance
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LT8612
TYPICAL PERFORMANCE CHARACTERISTICS Switching Waveforms Transient Response Transient Response
IL I I 1A/DIV LOAD LOAD 1A/DIV 1A/DIV V V OUT OUT VSW 200mV/DIV 200mV/DIV 10V/DIV 500ns/DIV 8612 G28 50µs/DIV 8612 G29 20µs/DIV 8612 G30 36VIN TO 5VOUT AT 2A 0.1A TO 1.1A TRANSIENT 1A TO 2A TRANSIENT FRONT PAGE APP 12VIN TO 5VOUT 12VIN TO 5VOUT COUT = 2×47µF COUT = 2×47µF FRONT PAGE APP FRONT PAGE APP
Transient Response Start-Up Dropout Performance Start-Up Dropout Performance
ILOAD 1A/DIV VIN VIN VIN VIN 2V/DIV 2V/DIV VOUT V VOUT 200mV/DIV V OUT OUT VOUT 2V/DIV 2V/DIV 20µs/DIV 8612 G31 100ms/DIV 8612 G32 100ms/DIV 8612 G33 2.5Ω LOAD 20Ω LOAD 1A TO 3A TRANSIENT (2A IN REGULATION) (250mA IN REGULATION) 12VIN TO 5VOUT COUT = 2×47µF FRONT PAGE APP 8612fa For more information www.linear.com/LT8612 7 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS Switching Waveforms Transient Response Transient Response
IL I I 1A/DIV LOAD LOAD 1A/DIV 1A/DIV V V OUT OUT VSW 200mV/DIV 200mV/DIV 10V/DIV 500ns/DIV 8612 G28 50µs/DIV 8612 G29 20µs/DIV 8612 G30 36VIN TO 5VOUT AT 2A 0.1A TO 1.1A TRANSIENT 1A TO 2A TRANSIENT FRONT PAGE APP 12VIN TO 5VOUT 12VIN TO 5VOUT COUT = 2×47µF COUT = 2×47µF FRONT PAGE APP FRONT PAGE APP
Transient Response Start-Up Dropout Performance Start-Up Dropout Performance
ILOAD 1A/DIV VIN VIN VIN VIN 2V/DIV 2V/DIV VOUT V VOUT 200mV/DIV V OUT OUT VOUT 2V/DIV 2V/DIV 20µs/DIV 8612 G31 100ms/DIV 8612 G32 100ms/DIV 8612 G33 2.5Ω LOAD 20Ω LOAD 1A TO 3A TRANSIENT (2A IN REGULATION) (250mA IN REGULATION) 12VIN TO 5VOUT COUT = 2×47µF FRONT PAGE APP 8612fa For more information www.linear.com/LT8612 7 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts