NCP1530
http://onsemi.com
7
I
LOAD
, OUTPUT LOAD CURRENT (mA)
, EFFICIENCY (%)
50
60
70
80
90
100
1 10 100 1000
PWM
L = 5.6 H, C
OUT
= 22 F
SYN 1.2 MHz
SYN 600 kHz
PWM/PFM
I
LOAD
, OUTPUT LOAD CURRENT (mA)
, EFFICIENCY (%)
50
60
70
80
90
100
1 10 100 1000
PWM
L = 5.6 H, C
OUT
= 22 F
SYN 1.2 MHz
SYN 600 kHz
PWM/PFM
I
LOAD
, OUTPUT LOAD CURRENT (mA)
, EFFICIENCY (%)
50
60
70
80
90
100
1 10 100 1000
PWM
L = 5.6 H, C
OUT
= 22 F
SYN 1.2 MHz
SYN 600 kHz
PWM/PFM
I
LOAD
, OUTPUT LOAD CURRENT (mA)
, EFFICIENCY (%)
50
60
70
80
90
100
1 10 100 1000
PWM
L = 5.6 H, C
OUT
= 22 F
SYN 1.2 MHz
SYN 600 kHz
PWM/PFM
Figure 15. Efficiency vs. Output Load Current
(V
IN
= 3.5 V, V
OUT
= 2.5 V)
I
LOAD
, OUTPUT LOAD CURRENT (mA)
, EFFICIENCY (%)
50
60
70
80
90
100
1 10 100 1000
Figure 16. Efficiency vs. Output Load Current
(V
IN
= 5.0 V, V
OUT
= 2.5 V)
Figure 17. Efficiency vs. Output Load Current
(V
IN
= 3.7 V, V
OUT
= 2.7 V)
Figure 18. Efficiency vs. Output Load Current
(V
IN
= 5.0 V, V
OUT
= 2.7 V)
Figure 19. Efficiency vs. Output Load Current
(V
IN
= 4.0 V, V
OUT
= 3.0 V)
Figure 20. Efficiency vs. Output Load Current
(V
IN
= 5.0 V, V
OUT
= 3.0 V)
PWM
L = 5.6 H, C
OUT
= 22 F
SYN 1.2 MHz
SYN 600 kHz
PWM/PFM
I
LOAD
, OUTPUT LOAD CURRENT (mA)
, EFFICIENCY (%)
50
60
70
80
90
100
1 10 100 1000
PWM
L = 5.6 H, C
OUT
= 22 F
SYN 1.2 MHz
SYN 600 kHz
PWM/PFM
NCP1530
http://onsemi.com
8
V
OUT
, OUTPUT VOLTAGE REGULATION (%)
I
LOAD
, OUTPUT LOAD CURRENT (mA)
5.0
1 10 100 100
0
V
IN
= 4.3 V
3.0
0
−3.0
−5.0
V
IN
= 5.0 V
V
OUT
, OUTPUT VOLTAGE REGULATION (%)
I
LOAD
, OUTPUT LOAD CURRENT (mA)
5.0
1 10 100 1000
V
IN
=4.0 V
3.0
0
−3.0
−5.0
V
IN
= 5.0 V
I
LOAD
, OUTPUT LOAD CURRENT (mA)
50
60
70
80
90
100
1 10 100 1000
PWM
L = 5.6 H, C
OUT
= 22 F
SYN 1.2 MHz
SYN 600 kHz
PWM/PFM
I
LOAD
, OUTPUT LOAD CURRENT (mA)
, EFFICIENCY (%)
50
60
70
80
90
100
1 10 100 100
0
PWM
L = 5.6 H, C
OUT
= 22 F
SYN 1.2 MHz
SYN 600 kHz
PWM/PFM
Figure 21. Efficiency vs. Output Load Current
(V
IN
= 4.3 V, V
OUT
= 3.3 V)
, EFFICIENCY (%)
Figure 22. Efficiency vs. Output Load Current
(V
IN
= 5.0 V, V
OUT
= 3.3 V)
V
OUT
, OUTPUT VOLTAGE REGULATION (%)
Figure 23. Output Voltage Regulation vs.
Output Load Current (V
OUT
= 2.5 V)
Figure 24. Output Voltage Regulation vs.
Output Load Current (V
OUT
= 2.7 V)
Figure 25. Output Voltage Regulation vs.
Output Load Current (V
OUT
= 3.0 V)
Figure 26. Output Voltage Regulation vs.
Output Load Current (V
OUT
= 3.3 V)
I
LOAD
, OUTPUT LOAD CURRENT (mA)
5.0
1 10 100 1000
V
IN
= 3.5 V
3.0
0
−3.0
−5.0
V
IN
= 5.0 V
V
OUT
, OUTPUT VOLTAGE REGULATION (%)
I
LOAD
, OUTPUT LOAD CURRENT (mA)
5.0
1 10 100 100
0
V
IN
= 3.7 V
3.0
0
−3.0
−5.0
V
IN
= 5.0 V
L = 5.6 H, C
OUT
= 22 F
SYNC PIN = NC
L = 5.6 H, C
OUT
= 22 F
SYNC PIN = NC
L = 5.6 H, C
OUT
= 22 F
SYNC PIN = NC
NCP1530
http://onsemi.com
9
(V
IN
= 3.5 V, V
OUT
= 2.5 V, I
LOAD
= 10 mA)
Upper Trace: Output Voltage Ripple, 50 mVac/Div.
Lower Trace: LX Pin Switching Waveform, 2.0 V/Div.
Figure 27. PFM Switching Waveform and
Output Ripple for V
OUT
= 2.5 V
(V
IN
= 3.5 V, V
OUT
= 2.5 V, I
LOAD
= 80 mA)
Upper Trace: Output Voltage Ripple, 50 mVac/Div.
Lower Trace: LX Pin Switching Waveform, 2.0 V/Div.
Figure 28. DCM PWM Switching Waveform
and Output Ripple for V
OUT
= 2.5 V
(V
IN
= 3.5 V, V
OUT
= 2.5 V, I
LOAD
= 600 mA)
Upper Trace: Output Voltage Ripple, 50 mVac/Div.
Lower Trace: LX Pin Switching Waveform, 2.0 V/Div.
Figure 29. CCM PWM Switching Waveform
and Output Ripple for V
OUT
= 2.5 V
(V
IN
= 4.3 V, V
OUT
= 3.3 V, I
LOAD
= 10 mA)
Upper Trace: Output Voltage Ripple, 50 mVac/Div.
Lower Trace: LX Pin Switching Waveform, 2.0 V/Div.
Figure 30. PFM Switching Waveform and
Output Ripple for V
OUT
= 3.3 V
(V
IN
= 4.3 V, V
OUT
= 3.3 V, I
LOAD
= 50 mA)
Upper Trace: Output Voltage Ripple, 50 mVac/Div.
Lower Trace: LX Pin Switching Waveform, 2.0 V/Div.
Figure 31. DCM PWM Switching Waveform
and Out
p
ut Ri
pp
le for V
OUT
= 3.3 V
(V
IN
= 4.3 V, V
OUT
= 3.3 V, I
LOAD
= 600 mA)
Upper Trace: Output Voltage Ripple, 50 mVac/Div.
Lower Trace: LX Pin Switching Waveform, 2.0 V/Div.
Figure 32. CCM PWM Switching Waveform
and Out
p
ut Ri
pp
le for V
OUT
= 3.3 V

NCP1530DM30R2G

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
Switching Voltage Regulators 600mA PWM/PFM Buck
Lifecycle:
New from this manufacturer.
Delivery:
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Payment:
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