Datasheet LT8640S-2, LT8643S-2 (Analog Devices) - 10
| Fabricante | Analog Devices |
| Descripción | 42V, 6A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current |
| Páginas / Página | 30 / 10 — TYPICAL PERFORMANCE CHARACTERISTICS. LT8640S-2 Transient Response;. … |
| Formato / tamaño de archivo | PDF / 2.6 Mb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS. LT8640S-2 Transient Response;. LT8643S-2 Transient Response;. 100mA to 1.1A Transient
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LT8640S-2/LT8643S-2
TYPICAL PERFORMANCE CHARACTERISTICS LT8640S-2 Transient Response; LT8643S-2 Transient Response; 100mA to 1.1A Transient 100mA to 1.1A Transient
ILOAD ILOAD 1A/DIV 1A/DIV Burst Mode OPERATION Burst Mode OPERATION V V OUT OUT 100mV/DIV 100mV/DIV FCM FCM 50µs/DIV 8640s2 G45 50µs/DIV 8640s2 G46 FRONT PAGE APPLICATION FRONT PAGE APPLICATION 100mA TO 1.1A TRANSIENT CC = 330pF, RC = 6.49k, CLEAD = 4.7pF 12VIN, 5VOUT, fSW = 1MHz 100mA TO 1.1A TRANSIENT COUT = 100µF 12VIN, 5VOUT, fSW = 1MHz COUT = 100µF
Start-Up Dropout Performance Start-Up Dropout Performance
VIN VIN VIN VIN 2V/DIV 2V/DIV V V V OUT OUT OUT VOUT 2V/DIV 2V/DIV 100ms/DIV 8640s2 G47 100ms/DIV 8640s2 G48 2.5Ω LOAD 20Ω LOAD (2A IN REGULATION) (250mA IN REGULATION) Rev 0 10 For more information www.analog.com Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION E LECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM OPERATION APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION TYPICAL APPLICATIONS RELATED PARTS
TYPICAL PERFORMANCE CHARACTERISTICS LT8640S-2 Transient Response; LT8643S-2 Transient Response; 100mA to 1.1A Transient 100mA to 1.1A Transient
ILOAD ILOAD 1A/DIV 1A/DIV Burst Mode OPERATION Burst Mode OPERATION V V OUT OUT 100mV/DIV 100mV/DIV FCM FCM 50µs/DIV 8640s2 G45 50µs/DIV 8640s2 G46 FRONT PAGE APPLICATION FRONT PAGE APPLICATION 100mA TO 1.1A TRANSIENT CC = 330pF, RC = 6.49k, CLEAD = 4.7pF 12VIN, 5VOUT, fSW = 1MHz 100mA TO 1.1A TRANSIENT COUT = 100µF 12VIN, 5VOUT, fSW = 1MHz COUT = 100µF
Start-Up Dropout Performance Start-Up Dropout Performance
VIN VIN VIN VIN 2V/DIV 2V/DIV V V V OUT OUT OUT VOUT 2V/DIV 2V/DIV 100ms/DIV 8640s2 G47 100ms/DIV 8640s2 G48 2.5Ω LOAD 20Ω LOAD (2A IN REGULATION) (250mA IN REGULATION) Rev 0 10 For more information www.analog.com Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION E LECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM OPERATION APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION TYPICAL APPLICATIONS RELATED PARTS