NCP1521UEVB ON Semiconductor, NCP1521UEVB Datasheet - Page 7

• Manufacturer Part Number: NCP1521UEVB
• Description: EVAL BOARD FOR NCP1521U
• Manufacturer: ON Semiconductor

Specifications of NCP1521UEVB

• Design Resources: NCP1521UEVB BOM NCP1521UEVB Schematic NCP1521UEVB Gerber Files
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 0.9 ~ 3.3 V
• Current - Output: 600mA
• Voltage - Input: 3.6V
• Regulator Topology: Buck
• Frequency - Switching: 1.5MHz
• Board Type: Fully Populated
• Utilized Ic / Part: NCP1521
• 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: NCP1521U
• Other names: NCP1521UEVBOS

-0.5
-1.0
-1.5
-2.0
-0.5
-1.0
-1.5
-2.0
2.0
1.5
1.0
0.5
0.0
2.0
1.5
1.0
0.5
0.0
-50
-50
Figure 21. Load Transient Response in PWM
V
V
IN
IN
= 4.0 V
= 3.6 V
Figure 17. Output Voltage Accuracy
Figure 19. Output Voltage Accuracy
I
OUT
0
0
Operation (V
10 ms/Div
I
OUT
TEMPERATURE (°C)
TEMPERATURE (°C)
= 100 mA
(V
= 600 mA
(V
I
I
OUT
I
OUT
OUT
OUT
OUT
= 100 mA
= 600 mA
= 300 mA
50
50
= 0.9 V)
= 3.3 V)
IN
= 3.6 V)
I
OUT
I
200 mA/Div
V
50 mV/Div
OUT
OUT
= 300 mA
100
100
http://onsemi.com
NCP1521
150
150
7
-0.5
-1.0
-1.5
-2.0
2.0
1.5
1.0
0.5
0.0
-50
Figure 22. Short Circuit Protection (V
Figure 20. Load Transient Response in PWM
V
2.5 ms/Div
IN
= 3.6 V
Figure 18. Output Voltage Accuracy
10 ms/Div
0
Operation (V
TEMPERATURE (°C)
(V
I
I
OUT
I
OUT
OUT
OUT
= 100 mA
= 600 mA
= 300 mA
= 1.8 V)
50
IN
= 3.6 V)
I
200 mA/Div
OUT
I
500 mA/Div
V
500 mV/Div
LX
V
50 mV/Div
OUT
OUT
100
IN
= 3.6 V)
150