参数资料
型号: NCV51411MNR2G
厂商: ON Semiconductor
文件页数: 2/16页
文件大小: 0K
描述: IC REG BUCK 1.5A 18DFN
标准包装: 1
类型: 降压(降压)
输出数: 1
输入电压: 4.5 V ~ 40 V
PWM 型: 混合物
频率 - 开关: 260kHz
电流 - 输出: 1.5A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 18-VFDFN 裸露焊盘
包装: 剪切带 (CT)
供应商设备封装: 18-DFN(5x6)
其它名称: NCV51411MNR2GOSCT
NCV51411
D1
1N4148
4.5 V ? 16 V
C2
100 m F
Shutdown
SYNC
4
5
U1 2
V IN
SHDNB
SYNC
V C
1
BOOST
NCV51411
GND V FB
V SW
3
C1
0.1 m F
L1
15 m H
D3
1N5821
R1
205
3.3 V
C3
100 m F
C4
8
6
7
R2
127
0.1 m F
Figure 1. Application Diagram, 4.5 V ? 16 V to 3.3 V @ 1.0 A Converter
MAXIMUM RATINGS*
Rating
Peak Transient Voltage (31 V Load Dump @ V IN = 14 V)
Operating Junction Temperature Range, T J
Value
45
? 40 to 150
Unit
V
° C
Lead Temperature Soldering:
Storage Temperature Range, T S
ESD
Package Thermal Resistance
Reflow: (Note 1)
(Human Body Model)
(Machine Model)
(Charge Device Model)
SO ? 8 Junction ? to ? Case, R q JC
SO ? 8 Junction ? to ? Ambient, R q JA
SO ? 16 Junction ? to ? Case, R q JC
SO ? 16 Junction ? to ? Ambient, R q JA (Note 3)
18 ? Lead DFN Junction ? to ? Ambient, R q JA (Note 3)
240 peak
(Note 2)
? 65 to +150
2.0
200
>1.0
45
165
16
35
38
° C
° C
kV
V
kV
° C/W
° C/W
° 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.
3. 4 layer board, 1 oz copper outer layers, 0.5 oz copper inner layers, 600 sqmm copper area
MAXIMUM RATINGS (Voltages are with respect to GND)
Pin Name
V IN (DC)*
BOOST
V SW
V C
SHDNB
SYNC
V FB
V Max
40 V
40 V
40 V
7.0 V
7.0 V
7.0 V
7.0 V
V MIN
? 0.3 V
? 0.3 V
? 0.6 V/ ? 1.0 V, t < 50 ns
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
I SOURCE
N/A
N/A
4.0 A
1.0 mA
1.0 mA
1.0 mA
1.0 mA
I SINK
4.0 A
100 mA
10 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
*See table above for load dump.
http://onsemi.com
2
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