NCP303LSN30T1 datasheet(18/26 Pages) ONSEMI

Part #	NCP303LSN30T1

Description	Voltage Detector Series with Programmable Delay

Download	26 Pages

Scroll/Zoom	100%

Manufacturer	ONSEMI [ON Semiconductor]

Direct Link	http://www.onsemi.com

Logo

18 / 26 page

NCP302, NCP303

http://onsemi.com

18

Figure 41. Microprocessor Reset Circuit with Additional Hysteresis

2

1

NCP301

LSN27T1

3

VDD

GN

D

Reset Output

Input

RH

RL

NCP301

LSN27T1

GN

D

NCP303

LSN27T1

GN

D

GN

D

Reset

VDD

Microprocessor

5

CD

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:

Vth +

RH

Rin

) 1 VDET*

Vin Increasing:

Vth +

RH

Rin ø RL

) 1 VDET* ) VHYS

VHYS = Vin Increasing − Vin Decreasing

Test Data

Vth Decreasing

(V)

Vth Increasing

(V)

VHYS

(V)

RH

(W)

RL

(kW)

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

220

470

−

10

6.8

4.3

10

6.8

4.3

10

6.8

4.3

Figure 42. Simple Clock Oscillator

NCP301

LSN27T1

GN

D

Reset Output

Input

82 k

NCP301

LSN27T1

GN

D

NCP302

HSN27T1

GN

D

C

5.0 V

100 k

C (mF)

fOSC (kHz)

IQ (mA)

0.01

2590

21.77

0.1

490

21.97

1.0

52

22.07

Test Data

5

CD

2

3

1

Similar Part No. - NCP303LSN30T1

Manufacturer	Part #	Datasheet	Description
ON Semiconductor	NCP303LSN30T1	183Kb / 26P	Voltage Detector Series with Programmable Delay January, 2005 ??Rev. 14.5
	NCP303LSN30T1	194Kb / 26P	Voltage Detector Series with Programmable Delay May, 2006 ??Rev. 19
	NCP303LSN30T1	177Kb / 26P	Voltage Detector Series May, 2014 ??Rev. 26
	NCP303LSN30T1G	183Kb / 26P	Voltage Detector Series with Programmable Delay January, 2005 ??Rev. 14.5
	NCP303LSN30T1G	194Kb / 26P	Voltage Detector Series with Programmable Delay May, 2006 ??Rev. 19

More results

Similar Description - NCP303LSN30T1

Manufacturer	Part #	Datasheet	Description
ON Semiconductor	NCP302	183Kb / 26P	Voltage Detector Series with Programmable Delay January, 2005 ??Rev. 14.5
ON Semiconductor	NCP302	194Kb / 26P	Voltage Detector Series with Programmable Delay May, 2006 ??Rev. 19
Semtech Corporation	SC1437	93Kb / 8P	Precision Voltage Detector With Programmable Trigger Voltage & Timer Delay
Agamem Microelectronic ...	AA16	205Kb / 12P	Voltage detector with delay
RICOH electronics devic...	RN5VD	198Kb / 28P	VOLTAGE DETECTOR WITH OUTPUT DELAY
New Japan Radio	NJU7708	81Kb / 9P	VOLTAGE DETECTOR with Delay Function
ELM Electronics	ELM76	1Mb / 16P	CMOS Voltage detector with delay function
Pericom Semiconductor C...	PT7M6518	504Kb / 8P	Voltage Detector with Adjustable Delay Time
ELM Technology Corporat...	ELM76	1Mb / 16P	CMOS Voltage detector with delay function
Microchip Technology	TC51N5002ECBTR	449Kb / 14P	1A Voltage Detector with Output Delay 05/01/02

More results

NCP303LSN30T1 Datasheet(PDF) 18 Page - ON Semiconductor

NCP303LSN30T1 Datasheet(HTML) 18 Page - ON Semiconductor

Similar Part No. - NCP303LSN30T1

Similar Description - NCP303LSN30T1

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 26

Datasheet Download

Link URL