NCP1410_05 ONSEMI [ON Semiconductor], NCP1410_05 Datasheet - Page 7
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NCP1410_05
Manufacturer Part Number
NCP1410_05
Description
250 mA Sync-Rect PFM Step-Up DC-DC Converter with Low-Battery Detector
Manufacturer
ONSEMI [ON Semiconductor]
Datasheet
1.NCP1410_05.pdf
(14 pages)
200
180
160
140
120
100
8.0
6.0
4.0
2.0
14
10
−1
−2
−3
80
60
40
20
12
3
2
1
0
0
0
1.0
1.0
0
L = 22 mH
V
C
C
Figure 19. No Load Operating Current vs.
OUT
IN
OUT
Figure 15. Output Voltage Change vs.
= 10 mF
Figure 17. Output Ripple Voltage vs.
OUTPUT LOADING CURRENT, I
100 mA
= 3.3 V
1.0
= 33 mF
INPUT VOLTAGE AT OUT PIN, V
BATTERY INPUT VOLTAGE, V
1.5
Input Voltage at OUT Pin
Battery Input Voltage
200 mA
2.0
10
Load Current
3.0
2.0
TYPICAL OPERATING CHARACTERISTICS
V
IN
= 1.8 V
100
4.0
V
C
C
L = 22 mH
OUT
IN
OUT
3.0 V
LOAD
BATT
OUT
2.5
= 10 mF
= 3.3 V
= 33 mF
/V
/mA
/V
5.0
2.2 V
http://onsemi.com
NCP1410
1000
3.0
6.0
7
200
180
160
140
120
100
−1
−2
−3
80
60
40
20
3
2
1
0
0
1.0
1.0
Upper Trace: Output Voltage Waveform, 2.0 V/Division
Lower Trace: Shutdown Pin Waveform, 1.0 V/Division
L = 15 mH
V
C
C
OUT
IN
OUT
100 mA
(V
Figure 16. Output Voltage Change vs.
Figure 20. Startup Transient Response
= 10 mF
Figure 18. Output Ripple Voltage vs.
OUTPUT LOADING CURRENT, I
IN
= 3.3 V
= 33 mF
BATTERY INPUT VOLTAGE, V
= 2.2 V, V
1.5
Battery Input Voltage
200 mA
OUT
10
Load Current
= 3.3 V, I
C
OUT
2.0
= 33 mF)
LOAD
V
IN
= 100 mA; L = 22 mH,
= 1.8 V
100
V
C
C
L = 15 mH
OUT
3.0 V
IN
OUT
LOAD
BATT
2.5
= 10 mF
= 3.3 V
= 33 mF
/V
/mA
2.2 V
1000
3.0