NCP1422EVB ON Semiconductor, NCP1422EVB Datasheet - Page 7

• Manufacturer Part Number: NCP1422EVB
• Description: EVAL BOARD FOR NCP1422
• Manufacturer: ON Semiconductor

Specifications of NCP1422EVB

• Design Resources: NCP1422 EVB BOM NCP1422EVB Gerber Files NCP1422EVB Schematic
• Main Purpose: DC/DC, Step Up
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 3.3 ~ 5 V
• Current - Output: 800mA
• Voltage - Input: 2.5V, 3.6V
• Regulator Topology: Boost
• Frequency - Switching: 1.2MHz
• Board Type: Fully Populated
• Utilized Ic / Part: NCP1422
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: NCP1422
• Other names: NCP1422EVBOS

Figure 16. Line Transient Response for V
(V
Upper Trace: Output Voltage Ripple, 20 mV/Division
Lower Trace: Voltage at Lx pin, 1.0 V/Division
Figure 18. Load Transient Response For V
(V
Upper Trace: Output Voltage Ripple, 200 mV/Division
Lower Trace: Load Current, I
IN
OUT
(V
Upper Trace: Output Voltage Ripple, 100 mV/Division
Lower Trace: Battery Voltage, V
= 2.5 V, V
Figure 14. Discontinuous Conduction Mode
IN
= 3.3 V, I
= 1.5 V to 2.5 V; L = 5.6 mH, C
OUT
LOAD
= 3.3 V, I
Switching Waveform
= 100 mA to 800 mA; L = 5.6 mH, C
LOAD
LOAD
= 50 mA; L = 5.6 mH)
, 500 mA/Division
IN,
1.0 V/Division
OUT
= 22mF, I
TYPICAL OPERATING CHARACTERISTICS
LOAD
OUT
= 100 mA)
OUT
IN
= 22 mF)
= 2.5 V
= 3.3 V
http://onsemi.com
NCP1422
7
Figure 17. Line Transient Response For V
(V
Upper Trace: Output Voltage Ripple, 20 mV/Division
Lower Trace: Voltage at LX pin, 1.0 V/Division
Figure 19. Load Transient Response For V
(V
Upper Trace: Output Voltage Ripple, 500 mV/Division
Lower Trace: Load Current, I
IN
OUT
(V
Upper Trace: Output Voltage Ripple, 100 mV/Division
Lower Trace: Battery Voltage, V
= 2.5 V, V
IN
= 5.0 V, I
Figure 15. Continuous Conduction Mode
= 1.5 V to 2.5 V; L = 5.6 mH, C
OUT
LOAD
= 3.3 V, I
Switching Waveform
= 100 mA to 800 mA; L = 5.6 mH, C
LOAD
LOAD
= 500 mA; L = 5.6 mH)
, 500 mA/Division
IN,
OUT
1.0 V/Division
= 22mF, I
LOAD
OUT
= 100 mA)
OUT
IN
= 22 mF)
= 3.0 V
= 5.0 V