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參數(shù)資料
| 型號： | NCV8843 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | 1.5 A, 340 kHz, Buck Regulator with Synchronization Capability(具有同步能力的1.5A, 340kHz, 降壓穩(wěn)壓器) |
| 中文描述： | 1.5甲，340千赫，巴克與同步功能（具有同步能力的1.5A的，340kHz，降壓穩(wěn)壓器穩(wěn)壓器） |
| 文件頁數(shù)： | 2/15頁 |
| 文件大小： | 186K |
| 代理商： | NCV8843 |
NCV8843
http://onsemi.com
2
Figure 1. Application Diagram, 4.5 V 16 V to 3.3 V @ 1.0 A Converter
D2
Vout (3.3 V)
Vin (7 V to 16 V)
D1
R2
127
R3
205
+
U1
NC
NC
NC
NC
SYNC
GND
NC
Vc
NC
Vsw
NC
Vfb
BONC
Vin
E
+
R6
10k
SHDNB
SYNC
C3
100 F
L1
27 H
C1
1 F
NCV8843
C4
0.1 F
C5
0.1 F
C2
330 F
MAXIMUM RATINGS*
Rating
Value
Unit
Peak Transient Voltage (31 V Load Dump @ V
IN
= 14 V)
45
V
Operating Junction Temperature Range, T
J
40 to 150
°
C
Lead Temperature Soldering:
Reflow: (Note 1)
240 peak
(Note 2)
°
C
Storage Temperature Range, T
S
65 to +150
°
C
ESD
(Human Body Model)
(Machine Model)
(Charge Device Model)
2.0
200
>1.0
kV
V
kV
Package Thermal Resistance
SO16 JunctiontoCase, R
JC
SO16 JunctiontoAmbient, R
JA
18Lead DFN JunctiontoAmbient, R
JA
16
57
35
°
C/W
°
C/W
°
C/W
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
*The maximum package power dissipation must be observed.
1. 60 second maximum above 183
°
C.
2. 5
°
C/0
°
C allowable conditions.
MAXIMUM RATINGS
(Voltages are with respect to GND)
Pin Name
V
Max
V
MIN
I
SOURCE
I
SINK
V
IN
(DC)*
40 V
0.3 V
N/A
4.0 A
BOOST
40 V
0.3 V
N/A
100 mA
V
SW
40 V
0.6 V/1.0 V, t < 50 ns
4.0 A
10 mA
V
C
7.0 V
0.3 V
1.0 mA
1.0 mA
SHDNB
7.0 V
0.3 V
1.0 mA
1.0 mA
SYNC
7.0 V
0.3 V
1.0 mA
1.0 mA
V
FB
7.0 V
0.3 V
1.0 mA
1.0 mA
*See table above for load dump.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| NCV8843_10 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:1.5 A, 340 kHz, Buck Regulator with Synchronization Capability |
| NCV8843DG | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 340 KHZ REGULATOR 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 |
| NCV8843DR2G | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 340 KHZ REGULATOR 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 |
| NCV8843MNR2G | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 18L DFN 5X6 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 |
| NCV8843MNR2GEVB | 功能描述:電源管理IC開發(fā)工具 NCV8843 EVAL BRD RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
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