Datasheet LT8652S (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | Dual Channel 8.5A, 18V, Synchronous Step-Down Silent Switcher with 16µA Quiescent Current |
| Seiten / Seite | 34 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| Dateiformat / Größe | PDF / 2.9 Mb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Forced Continuous Mode (FCM). Burst Mode Operation
Textversion des Dokuments
LT8652S
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Forced Continuous Mode (FCM) Burst Mode Operation
IL IL 2A/DIV 2A/DIV VSW VSW 5V/DIV 5V/DIV 2µs/DIV 8652S G37 2µs/DIV 8652S G38 12VIN TO 1VOUT AT 250mA 12VIN TO 1VOUT AT 250mA SYNC = FLOAT SYNC = 0V fSW = 1.5MHz
CH1, CH2 and CLKOUT Two-Phase Operation Switch Rising Edge
VSW1 10V/DIV VSW2 10V/DIV CLKOUT VSW 5V/DIV 2V/DIV 200ns/DIV LT8652 G39 2ns/DIV 8652S G40 12VIN TO 1VOUT AT 12A VIN = 12V SYNC = FLOAT IOUT = 6A fSW = 2MHz
Start-Up Dropout Performance Start-Up Dropout Performance Forced Continuous Mode Burst Mode Operation
VIN VIN 1V/DIV 1V/DIV VOUT VOUT 1V/DIV 1V/DIV 100ms/DIV LT8652 G41 100ms/DIV LT8652 G42 1Ω LOAD 1Ω LOAD (3.2A IN REGULATION) (3.2A IN REGULATION) Rev. 0 For more information www.analog.com 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Forced Continuous Mode (FCM) Burst Mode Operation
IL IL 2A/DIV 2A/DIV VSW VSW 5V/DIV 5V/DIV 2µs/DIV 8652S G37 2µs/DIV 8652S G38 12VIN TO 1VOUT AT 250mA 12VIN TO 1VOUT AT 250mA SYNC = FLOAT SYNC = 0V fSW = 1.5MHz
CH1, CH2 and CLKOUT Two-Phase Operation Switch Rising Edge
VSW1 10V/DIV VSW2 10V/DIV CLKOUT VSW 5V/DIV 2V/DIV 200ns/DIV LT8652 G39 2ns/DIV 8652S G40 12VIN TO 1VOUT AT 12A VIN = 12V SYNC = FLOAT IOUT = 6A fSW = 2MHz
Start-Up Dropout Performance Start-Up Dropout Performance Forced Continuous Mode Burst Mode Operation
VIN VIN 1V/DIV 1V/DIV VOUT VOUT 1V/DIV 1V/DIV 100ms/DIV LT8652 G41 100ms/DIV LT8652 G42 1Ω LOAD 1Ω LOAD (3.2A IN REGULATION) (3.2A IN REGULATION) Rev. 0 For more information www.analog.com 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts