Datasheet ADP2360 (Analog Devices) - 9
| Fabricante | Analog Devices |
| Descripción | 50 mA, 60 V, High Efficiency Buck Regulator |
| Páginas / Página | 15 / 9 — Data Sheet. ADP2360. VSW. ISW. VIN. VOUT. OUT. CH1 100mA Ω BW. CH2 50.0mV … |
| Revisión | A |
| Formato / tamaño de archivo | PDF / 674 Kb |
| Idioma del documento | Inglés |
Data Sheet. ADP2360. VSW. ISW. VIN. VOUT. OUT. CH1 100mA Ω BW. CH2 50.0mV Ω B. M 1.0ms 1MS/s. CH1 100mA Ω B. CH2 50.0mV BW. M 4.0ms 2.5MS/s
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Data Sheet ADP2360 T T V 4 SW VSW 4 1 ISW 1 I V SW IN VIN VOUT 3 V 3 OUT 2 2 CH1 100mA Ω BW CH2 50.0mV Ω B M 1.0ms 1MS/s
015
CH1 100mA Ω B CH2 50.0mV BW M 4.0ms 2.5MS/s
018
CH3 5.0V B W W W CH4 10.0V BW A CH3 10.5V CH3 20.0V B CH4 50.0V BW A CH3 20.0V 1000ns/pt W
13944-
400ns/pt
13944- Figure 15. Line Transient, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Figure 18. Line Transient, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Line Step 9 V to 12 V Line Step 60 V to 12 V
1.0 T 0.8 4 VSW E (%) 0.6 0.4 ERAG 1 AV 0.2 I M SW RO 0 VIN N F IO –0.2 AT –0.4 ARI VOUT V –0.6 3 UT V O 2 –0.8 CH1 100mA Ω B –1.0 W CH2 50.0mV BW M 10.0ms 1.0MS/s
016
CH3 5.0V BW CH4 10.0V BW A CH3 10.5V 0 10 20 30 40 50 60
019
1000ns/pt
13944-
VIN (V)
13944- Figure 16. Line Transient, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Figure 19. Line Regulation, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Line Step 12 V to 9 V
T 4.0 VSW 3.5 4 3.0 2.5 1 I (V) SW V 2.0 IN UTVO 1.5 OPEN 1.5MΩ 825kΩ 1.0 576kΩ 435kΩ 3 VOUT 365kΩ 0.5 287kΩ 2 SHORT CH1 100mA Ω B 0 W CH2 50.0mV BW M 4.0ms 2.5MS/s
017 020
CH3 20.0V B 0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 W CH4 50.0V BW A CH3 56.6V 400ns/pt
13944-
LOAD (A)
13944- Figure 17. Line Transient, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Figure 20. Load Current Capability, VOUT vs. Load for Various RITH Values, VIN = Line Step 12 V to 60 V 9 V (VOUT Drops to 0 V when Current Limit Reached) Rev. A | Page 9 of 15 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUIT GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION OVERVIEW CONTROL SCHEME 100% Duty Cycle Adjustable Peak Current Threshold (ITH) DEVICE FEATURES Fixed and Adjustable Output Models Shutdown/Precision Enable Soft Start Thermal Shutdown (TSD) Undervoltage Lockout (UVLO) Power Good APPLICATIONS INFORMATION SETTING THE OUTPUT VOLTAGE INPUT CAPACITOR SELECTION ESTIMATING THE SWITCHING FREQUENCY SETTING THE PEAK INDUCTOR CURRENT INDUCTOR SELECTION OUTPUT CAPACITOR SELECTION DESIGN OPTIMIZATION RECOMMENDED COMPONENTS PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE
015
CH1 100mA Ω B CH2 50.0mV BW M 4.0ms 2.5MS/s
018
CH3 5.0V B W W W CH4 10.0V BW A CH3 10.5V CH3 20.0V B CH4 50.0V BW A CH3 20.0V 1000ns/pt W
13944-
400ns/pt
13944- Figure 15. Line Transient, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Figure 18. Line Transient, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Line Step 9 V to 12 V Line Step 60 V to 12 V
1.0 T 0.8 4 VSW E (%) 0.6 0.4 ERAG 1 AV 0.2 I M SW RO 0 VIN N F IO –0.2 AT –0.4 ARI VOUT V –0.6 3 UT V O 2 –0.8 CH1 100mA Ω B –1.0 W CH2 50.0mV BW M 10.0ms 1.0MS/s
016
CH3 5.0V BW CH4 10.0V BW A CH3 10.5V 0 10 20 30 40 50 60
019
1000ns/pt
13944-
VIN (V)
13944- Figure 16. Line Transient, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Figure 19. Line Regulation, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Line Step 12 V to 9 V
T 4.0 VSW 3.5 4 3.0 2.5 1 I (V) SW V 2.0 IN UTVO 1.5 OPEN 1.5MΩ 825kΩ 1.0 576kΩ 435kΩ 3 VOUT 365kΩ 0.5 287kΩ 2 SHORT CH1 100mA Ω B 0 W CH2 50.0mV BW M 4.0ms 2.5MS/s
017 020
CH3 20.0V B 0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 W CH4 50.0V BW A CH3 56.6V 400ns/pt
13944-
LOAD (A)
13944- Figure 17. Line Transient, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load = 10 mA Figure 20. Load Current Capability, VOUT vs. Load for Various RITH Values, VIN = Line Step 12 V to 60 V 9 V (VOUT Drops to 0 V when Current Limit Reached) Rev. A | Page 9 of 15 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUIT GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION OVERVIEW CONTROL SCHEME 100% Duty Cycle Adjustable Peak Current Threshold (ITH) DEVICE FEATURES Fixed and Adjustable Output Models Shutdown/Precision Enable Soft Start Thermal Shutdown (TSD) Undervoltage Lockout (UVLO) Power Good APPLICATIONS INFORMATION SETTING THE OUTPUT VOLTAGE INPUT CAPACITOR SELECTION ESTIMATING THE SWITCHING FREQUENCY SETTING THE PEAK INDUCTOR CURRENT INDUCTOR SELECTION OUTPUT CAPACITOR SELECTION DESIGN OPTIMIZATION RECOMMENDED COMPONENTS PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE