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參數(shù)資料
| 型號： | NCP1410DMR2 |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 250 mA Sync-Rect PFM Step-Up DC-DC Converter with Low-Battery Detector |
| 中文描述： | 1 A SWITCHING REGULATOR, 600 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | MICROPAK-8 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大小： | 126K |
| 代理商： | NCP1410DMR2 |
NCP1410
http://onsemi.com
5
TYPICAL OPERATING CHARACTERISTICS
1.190
1.193
1.185
1.180
1.195
1.2
100
1.188
10
1.0
R
R
/
INPUT VOLTAGE AT OUT PIN, V
OUT
,/V
Figure 3. Reference Voltage vs. Output Current
Figure 4. Reference Voltage vs. Input Voltage
at OUT pin
1.212
1.5
2.0
5.0
OUTPUT CURRENT, I
LOAD
/mA
1.192
1.196
1.204
1000
1.183
1.208
V
OUT
= 3.3 V
L = 22
μ
H
C
IN
= 10
μ
F
C
OUT
= 33
μ
F
C
REF
= 1.0
μ
F
T
A
= 25
°
C
2.5
3.0
3.5
4.0
I
REF
= 0 mA
N–FET (M1)
P–FET (M2)
C
REF
= 1.0 F
T
A
= 25
°
C
Figure 5. Reference Voltage vs. Temperature
Figure 6. Switch ON Resistance vs. Temperature
Figure 7. L
X
Switch Maximum ON Time vs.
Temperature
Figure 8. Minimum Startup Battery Voltage vs.
Loading Current
0.6
0.8
0.4
0
–40
1.8
0.2
1.190
1.192
1.188
1.184
1.194
AMBIENT TEMPERATURE, T
A
/
°
C
–40
–20
100
1.186
0
20
40
60
1.5
1.6
1.4
1.2
1.7
1.3
1.2
1.4
1.0
0.6
2.0
0
20
OUTPUT LOADING CURRENT, I
LOAD
/mA
120
0.8
40
60
80
100
R
R
/
R
R
/
V
IN
= 1.8 V
V
IN
= 2.2 V
V
IN
= 3.0 V
1.188
4.5
5.5
I
REF
= 2.5 mA
80
V
OUT
= 3.3 V
C
REF
= 150 nF
I
REF
= 0 mA
S
D
/
1.0
1.2
1.4
1.6
–20
100
0
20
40
60
80
AMBIENT TEMPERATURE, T
A
/
°
C
AMBIENT TEMPERATURE, T
A
/
°
C
Without Schottky Diode
–40
–20
100
0
20
40
60
80
1.8
L
X
O
/
1.6
1.8
M
V
B
/
With Schottky Diode
(MBR0502)
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