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NCV4949DR2G PDF预览

NCV4949DR2G

更新时间: 2024-11-23 04:13:39
品牌 Logo 应用领域
安森美 - ONSEMI 稳压器调节器光电二极管输出元件
页数 文件大小 规格书
10页 117K
描述
100 mA, 5.0 V, Low Dropout Voltage Regulator with Power−On Reset

NCV4949DR2G 数据手册

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L4949, NCV4949  
100 mA, 5.0 V, Low Dropout  
Voltage Regulator with  
Power−On Reset  
The L4949 is a monolithic integrated 5.0 V voltage regulator with a  
very low dropout and additional functions such as power−on reset and  
input voltage sense.  
It is designed for supplying the micro−computer controlled systems  
especially in automotive applications.  
http://onsemi.com  
MARKING DIAGRAMS  
Features  
8
8
Operating DC Supply Voltage Range 5.0 V to 28 V  
Transient Supply Voltage Up to 40 V  
L4949N  
AWL  
YYWWG  
1
PDIP−8  
N SUFFIX  
CASE 626  
Extremely Low Quiescent Current in Standby Mode  
High Precision Standby Output Voltage 5.0 V 1%  
Output Current Capability Up to 100 mA  
1
8
1
Very Low Dropout Voltage Less Than 0.4 V  
Reset Circuit Sensing The Output Voltage  
8
L4949  
ALYWD  
G
1
Programmable Reset Pulse Delay With External Capacitor  
SOIC−8  
D SUFFIX  
CASE 751  
Voltage Sense Comparator  
Thermal Shutdown and Short Circuit Protections  
NCV Prefix for Automotive and Other Applications Requiring Site  
and Control Changes  
20  
Pb−Free Packages are Available  
20  
L4949DW  
AWLYYWWG  
1
Output  
Voltage (V  
8
SOIC−20W  
DW SUFFIX  
CASE 751D  
)
out  
V
3
C
T
4
Z
1
Supply  
)
Voltage (V  
CC  
Preregulator  
6.0 V  
A
= Assembly Location  
= Year  
WL, L = Wafer Lot  
YY, Y  
1
WW, W = Work Week  
G or G = Pb−Free Device  
2.0 mA  
Reset  
6
+
PIN CONNECTIONS  
2.0 V  
Regulator  
Sense  
Output  
(S )  
o
Reset  
V
s
Sense  
Input  
(S )  
i
VCC  
Si  
V
S
1
8
7
6
5
out  
7
2
3
4
o
2
+
V
Reset  
GND  
Z
1.23 V  
1.23 V  
ref  
Sense  
C
T
5
GND  
(Top View)  
Figure 1. Representative Block Diagram  
ORDERING INFORMATION  
See detailed ordering and shipping information in the package  
dimensions section on page 8 of this data sheet.  
©
Semiconductor Components Industries, LLC, 2006  
1
Publication Order Number:  
June, 2006 − Rev. 9  
L4949/D  

NCV4949DR2G 替代型号

型号 品牌 替代类型 描述 数据表
NCV4949PDG ONSEMI

完全替代

100 mA LDO Linear Voltage Regulator with Reset, Delay Reset and Early Warning 5.0 V, SOIC-
NCV4949DR2 ONSEMI

完全替代

100 mA, 5.0 V, Low Dropout Voltage Regulator with Power−On Reset
L4949ED013TR STMICROELECTRONICS

类似代替

Multifunction very low drop voltage regulator

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