Datasheet LTC3731H (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | 3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller |
| 页数 / 页 | 34 / 7 — Shed Mode at 1 Amp, Light Load. Burst Mode at 1 Amp, Light Load. Current … |
| 文件格式/大小 | PDF / 442 Kb |
| 文件语言 | 英语 |
Shed Mode at 1 Amp, Light Load. Burst Mode at 1 Amp, Light Load. Current (Circuit of Figure 14)
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LTC3731H Typical perForMance characTerisTics
Shed Mode at 1 Amp, Light Load Burst Mode at 1 Amp, Light Load Current (Circuit of Figure 14) Current (Circuit of Figure 14)
VOUT VOUT AC, 20mV/DIV AC, 20mV/DIV VSW1 VSW1 10V/DIV 10V/DIV VSW2 VSW2 10V/DIV 10V/DIV VSW3 VSW3 10V/DIV 10V/DIV VIN = 12V 4µs/DIV VIN = 12V 4µs/DIV VOUT = 1.5V VOUT = 1.5V VFCB = VCC VFCB = OPEN FREQUENCY = 225kHz 3731H G20 FREQUENCY = 225kHz 3731H G21
Transient Load Current Response: Continuous Mode at 1 Amp, Light 0 Amp to 50 Amp Load Current (Circuit of Figure 14) (Circuit of Figure 14)
VOUT AC, 20mV/DIV VOUT AC, 20mV/DIV VSW1 10V/DIV V ILOAD SW2 10V/DIV 20A/DIV VSW3 10V/DIV VIN = 12V 4µs/DIV VIN = 12V 20µs/DIV VOUT = 1.5V VOUT = 1.5V VFCB = 0V VFCB = VCC FREQUENCY = 225kHz 3731H G22 FREQUENCY = 225kHz 3731H G23 3731Hfb Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
Shed Mode at 1 Amp, Light Load Burst Mode at 1 Amp, Light Load Current (Circuit of Figure 14) Current (Circuit of Figure 14)
VOUT VOUT AC, 20mV/DIV AC, 20mV/DIV VSW1 VSW1 10V/DIV 10V/DIV VSW2 VSW2 10V/DIV 10V/DIV VSW3 VSW3 10V/DIV 10V/DIV VIN = 12V 4µs/DIV VIN = 12V 4µs/DIV VOUT = 1.5V VOUT = 1.5V VFCB = VCC VFCB = OPEN FREQUENCY = 225kHz 3731H G20 FREQUENCY = 225kHz 3731H G21
Transient Load Current Response: Continuous Mode at 1 Amp, Light 0 Amp to 50 Amp Load Current (Circuit of Figure 14) (Circuit of Figure 14)
VOUT AC, 20mV/DIV VOUT AC, 20mV/DIV VSW1 10V/DIV V ILOAD SW2 10V/DIV 20A/DIV VSW3 10V/DIV VIN = 12V 4µs/DIV VIN = 12V 20µs/DIV VOUT = 1.5V VOUT = 1.5V VFCB = 0V VFCB = VCC FREQUENCY = 225kHz 3731H G22 FREQUENCY = 225kHz 3731H G23 3731Hfb Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts