Datasheet LTM4662 (Analog Devices) - 7
| Fabricante | Analog Devices |
| Descripción | Dual 15A or Single 30A DC/DC μModule Regulator |
| Páginas / Página | 36 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. 2.5V Single Phase Single Output. … |
| Revisión | A |
| Formato / tamaño de archivo | PDF / 1.4 Mb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS. 2.5V Single Phase Single Output. 3.3V Single Phase Single Output
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LTM4662
TYPICAL PERFORMANCE CHARACTERISTICS 2.5V Single Phase Single Output 3.3V Single Phase Single Output 5V Single Phase Single Output Load Transient Response Load Transient Response Load Transient Response
IOUT 7.5A/DIV IOUT IOUT 5A/DIV 5A/DIV 2.5VOUT 3.3VOUT 5V 100mV/DIV 100mV/DIV OUT 100mV/DIV 50µs/DIV 4662 G10 50µs/DIV 4662 G11 50µs/DIV 4662 G12 COUT = 100µF ×2, CERAMIC COUT = 100µF ×1, CERAMIC COUT = 100µF ×1, CERAMIC CCOMP = 100pF, CFF = 47pF CCOMP = 100pF, CFF = 47pF CCOMP = 100pF, CFF = 47pF f = 500kHz f = 750kHz f = 950kHz
Single Phase Single Output Single Phase Single Output Start-Up, No Load Start-Up, 15A Load Two-Phase Switching and Ripple
VOUT VOUT 0.5V/DIV 0.5V/DIV VOUT 5V/DIV VOUT 10mV/DIV IOUT IOUT 1A/DIV 10A/DIV 50ms/DIV 4662 G15 4662 G13 20ms/DIV 4662 G14 1µs/DIV 12V 12V TO 1V AT 30A TWO-PHASE IN, 1.5VOUT AT NO LOAD 12VIN, 1.5VOUT AT 15A LOAD C 12V TO 1V AT 350kHz OUT = 470µF ×1, 2.5V, SANYO POSCAP, COUT = 470µF ×1, 2.5V, SANYO POSCAP, 100µF ×4, 6.3V, CERAMIC 100µF ×4, 6.3V, CERAMIC RIPPLE AT 30A LOAD SOFT-START CAPACITOR = 0.1µF SOFT-START CAPACITOR = 0.1µF COUT = 330μF, 9mΩ, 100μF ×4, CERAMIC USE RUN PIN TO CONTROL START-UP USE RUN PIN TO CONTROL START-UP
Short-Circuit Protection, No Load Short-Circuit Protection, 15A Load
VOUT VOUT 500mV/DIV 500mV/DIV IIN I 1A/DIV OUT 1A/DIV 20ms/DIV 4662 G16 20ms/DIV 4662 G17 VIN = 12V V V IN = 12V OUT = 1.5V V I OUT = 1.5V OUT = NO LOAD IOUT = 15A Rev. A For more information www.analog.com 7 Document Outline Operation Applications Information Package Description Package Photo Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Decoupling Requirements Operation Applications Information Package Description Revision History Package Photo Design Resources Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS 2.5V Single Phase Single Output 3.3V Single Phase Single Output 5V Single Phase Single Output Load Transient Response Load Transient Response Load Transient Response
IOUT 7.5A/DIV IOUT IOUT 5A/DIV 5A/DIV 2.5VOUT 3.3VOUT 5V 100mV/DIV 100mV/DIV OUT 100mV/DIV 50µs/DIV 4662 G10 50µs/DIV 4662 G11 50µs/DIV 4662 G12 COUT = 100µF ×2, CERAMIC COUT = 100µF ×1, CERAMIC COUT = 100µF ×1, CERAMIC CCOMP = 100pF, CFF = 47pF CCOMP = 100pF, CFF = 47pF CCOMP = 100pF, CFF = 47pF f = 500kHz f = 750kHz f = 950kHz
Single Phase Single Output Single Phase Single Output Start-Up, No Load Start-Up, 15A Load Two-Phase Switching and Ripple
VOUT VOUT 0.5V/DIV 0.5V/DIV VOUT 5V/DIV VOUT 10mV/DIV IOUT IOUT 1A/DIV 10A/DIV 50ms/DIV 4662 G15 4662 G13 20ms/DIV 4662 G14 1µs/DIV 12V 12V TO 1V AT 30A TWO-PHASE IN, 1.5VOUT AT NO LOAD 12VIN, 1.5VOUT AT 15A LOAD C 12V TO 1V AT 350kHz OUT = 470µF ×1, 2.5V, SANYO POSCAP, COUT = 470µF ×1, 2.5V, SANYO POSCAP, 100µF ×4, 6.3V, CERAMIC 100µF ×4, 6.3V, CERAMIC RIPPLE AT 30A LOAD SOFT-START CAPACITOR = 0.1µF SOFT-START CAPACITOR = 0.1µF COUT = 330μF, 9mΩ, 100μF ×4, CERAMIC USE RUN PIN TO CONTROL START-UP USE RUN PIN TO CONTROL START-UP
Short-Circuit Protection, No Load Short-Circuit Protection, 15A Load
VOUT VOUT 500mV/DIV 500mV/DIV IIN I 1A/DIV OUT 1A/DIV 20ms/DIV 4662 G16 20ms/DIV 4662 G17 VIN = 12V V V IN = 12V OUT = 1.5V V I OUT = 1.5V OUT = NO LOAD IOUT = 15A Rev. A For more information www.analog.com 7 Document Outline Operation Applications Information Package Description Package Photo Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Decoupling Requirements Operation Applications Information Package Description Revision History Package Photo Design Resources Related Parts