參數(shù)資料
型號(hào): NCP1411
廠商: ON SEMICONDUCTOR
元件分類: DC/DC變換器
英文描述: Sync-Rect PFM Step-Up DC-DC Converter(帶有同步整流器的PFM升壓DC-DC轉(zhuǎn)換器)
中文描述: 同步整流PFM型升壓型DC - DC轉(zhuǎn)換器(帶有同步整流器的烤瓷升壓型DC - DC轉(zhuǎn)換器)
文件頁(yè)數(shù): 5/14頁(yè)
文件大?。?/td> 358K
代理商: NCP1411
NCP1411
http://onsemi.com
5
TYPICAL OPERATING CHARACTERISTICS
Figure 3. Reference Voltage versus Output
Current
1
10
1000
100
1.220
1.190
1.200
V
R
,
I
LOAD
, OUTPUT CURRENT (mA)
1.195
1.205
1.210
1.215
Figure 4. Reference Voltage versus Input
Voltage at OUT Pin
1
2
6
4
1.195
1.180
1.186
V
R
,
V
OUT
, INPUT VOLTAGE AT OUT PIN (V)
1.183
1.189
1.192
Figure 5. Reference Voltage versus
Temperature
40
0
100
20
1.194
1.184
V
R
,
T
A
, AMBIENT TEMPERATURE (
°
C)
1.186
1.188
1.190
1.192
Figure 6. Switch ON Resistance versus
Temperature
40
0
100
20
1.5
0
0.6
R
D
,
T
A
, AMBIENT TEMPERATURE (
°
C)
0.3
0.9
1.2
Figure 7.
L
X
Switch Max. ON Time versus
Temperature
40
0
100
40
1.8
1.2
1.4
L
X
,
o
/
T
A
, AMBIENT TEMPERATURE (
°
C)
1.3
1.5
1.6
1.7
0
20
120
100
1.9
0.6
1.1
V
B
,
I
LOAD
, OUTPUT LOADING CURRENT (mA)
0.9
1.4
1.6
Figure 8. Min. Startup Battery Voltage versus
Loading Current
3
5
20
40
60
80
V
OUT
= 3.3 V
L = 22 H
C
IN
= 10 F
C
OUT
= 33 F
C
REF
= 1 F
T
A
= 25
°
C
V
IN
= 1.8 V
V
IN
= 2.2 V
V
IN
= 3.0 V
C
REF
= 1 F
T
A
= 25
°
C
I
REF
= 2.5 mA
I
REF
= 0 mA
V
OUT
= 3.3 V
C
REF
= 150 nF
I
REF
= 0 mA
20
40
60
80
V
OUT
= 3.3 V
P
FET (M2)
N
FET (M1)
20
20
80
60
40
60
80
WITHOUT SCHOTTKY DIODE
WITH SCHOTTKY DIODE
(MBR0502)
相關(guān)PDF資料
PDF描述
NCP1417DMR2(中文) 200 mA DC-DC Step-up Converter with Dual Low Battery Protection(帶雙路低電池保護(hù)的200mA步升DC-DC轉(zhuǎn)換器)
NCP1417 200 mA DC-DC Step-up Converter with Dual Low Battery Protection
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NCP1421DMR2 600 mA Sync-Rect PFM Step-Up DC-DC Converter Step-Up DC-DC Converter with True-Cutoff and Ring-Killer
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NCP1411DMR2 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 250mA Monolithic RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
NCP1411DMR2G 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 250mA Monolithic High Frequency Boost RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
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NCP1421DMR2 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 600mA PFM Boost RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT