Datasheet ADP2360 (Analog Devices) - 8

ADP2360 Data Sheet T V T FB 3 4 VSW VSW 4 1 ISW I IOUT (1mV = 1mA) SW 1 2 VOUT 3 2 VOUT CH1 100mA Ω BW CH2 50.0mV B M 20.0µs 250MS/s
009
CH1 100mA Ω B CH2 10.0mV Ω B M 100µs 50.0MS/s
012
CH3 50mV W B CH4 5.0V A CH1 40.0mA W W W BW CH3 50mV B CH4 5.0V A CH2 13.2mV 4.0ns/pt W BW
13944-
20.0ns/pt
13944- Figure 9. Switching Waveforms, VIN = 9 V, VOUT = 3.3 V Fixed, Figure 12. Load Transient, VIN = 9 V, VOUT = 3.3 V Fixed, RITH = 0 Ω, RITH = 0 Ω, Load = 10 mA Load Step 15 mA to 10 mA
T VFB T 3 VSW 4 VSW ISW 4 1 ISW IOUT (1mV = 1mA) 1 2 VOUT 3 2 VOUT CH1 100mA Ω BW CH2 50.0mV B M 4.0µs 1.25GS/s
010
CH1 100mA Ω B CH2 50.0mV Ω B M 400µs 12.5MS/s
013
CH3 50mV W B CH4 5.0V A CH1 40.0mA W W W BW CH3 50mV B CH4 5.0V A CH2 30.0mV 800ps/pt W BW
13944-
80.0ns/pt
13944- Figure 10. Switching Waveforms, VIN = 9 V, VOUT = 3.3 V Fixed, Figure 13. Load Transient, VIN = 9 V, VOUT = 3.3 V Fixed, RITH = 0 Ω, RITH = 0 Ω, Load = 50 mA Load Step 1 mA to 50 mA
T T VSW 4 4 VSW 1 ISW 1 ISW IOUT (1mV = 1mA) IOUT (1mV = 1mA) 2 2 3 3 V V OUT OUT CH1 100mA Ω BW CH2 10.0mV Ω B M 100µs 50.0MS/s
011
CH1 100mA Ω B CH2 50.0mV Ω B M 400µs 12.5MS/s
014
CH3 50mV W B CH4 5.0V A CH2 13.2mV W W W BW CH3 50mV B CH4 5.0V A CH2 30.0mV 20.0ns/pt W BW
13944-
80.0ns/pt
13944- Figure 11. Load Transient, VIN = 9 V, VOUT = 3.3 V Fixed, RITH = 0 Ω, Figure 14. Load Transient, VIN = 9 V, VOUT = 3.3 V Fixed, RITH = 0 Ω, Load Step 10 mA to 15 mA Load Step 50 mA to 1 mA Rev. A | Page 8 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