Motor de Búsqueda de Datasheet de Componentes Electrónicos
Selected language     Spanish  ▼

Delete All
ON OFF
ALLDATASHEET.ES

X  

Preview PDF Download HTML

NCP300 Datasheet(PDF) 18 Page - ON Semiconductor

No. de Pieza. NCP300
Descripción  Voltage Detector Series
Descarga  25 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Fabricante  ONSEMI [ON Semiconductor]
Página de inicio  http://www.onsemi.com
Logo 

NCP300 Datasheet(HTML) 18 Page - ON Semiconductor

Zoom Inzoom in Zoom Outzoom out
 18 / 25 page
background image
NCP300, NCP301
http://onsemi.com
18
APPLICATION CIRCUIT INFORMATION
Low state output if either power
supply is below the respective
undervoltage detector threshold
but greater than 1.0 V.
2
1
NCP301
LSN45T1
Figure 28. Dual Power Supply Undervoltage Supervision
3
Vsupply
2
1
NCP301
LSN30T1
3
3.3 V
5.0 V
Input
Reset Output
GND
Input
Reset Output
GND
Figure 29. Microprocessor Reset Circuit with Additional Hysteresis
2
1
NCP301
LSN27T1
3
VDD
Reset Output
Input
RH
RL
NCP301
LSN27T1
GND
NCP301
LSN27T1
GND
Reset
VDD
Microprocessor
Comparator hysteresis can be increased with the addition of
resistor RH. The hysteresis equations have been simplified and
do not account for the change of input current Iin as Vin crosses
the comparator threshold. The internal resistance, Rin is simply
calculated using Iin = 0.26 mA at 2.6 V.
Vin Decreasing:
V
th +
R
H
R
in
) 1 V
DET
*
Vin Increasing:
V
th +
R
H
R
in ø RL
) 1 V
DET
* ) VHYS
VHYS = Vin Increasing − Vin Decreasing
Test Data
Vth Decreasing
(V)
Vth Increasing
(V)
VHYS
(V)
RH
(
W)
RL
(k
W)
2.70
2.70
2.70
2.70
2.70
2.70
2.70
2.70
2.70
2.70
2.84
2.87
2.88
2.91
2.90
2.94
2.98
2.70
3.04
3.15
0.135
0.17
0.19
0.21
0.20
0.24
0.28
0.27
0.34
0.35
0
100
100
100
220
220
220
470
470
470
10
6.8
4.3
10
6.8
4.3
10
6.8
4.3


Html Pages

1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25 


Datasheet Download




Enlace URL




Privacy Policy
ALLDATASHEET.ES
Does ALLDATASHEET help your business so far?  [ DONATE ]  

Todo acerca de Alldatasheet   |   Publicidad   |   Contáctenos   |   Política de Privacidad   |   Favorito   |   Intercambio de Enlaces   |   Lista de Fabricantes
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn