© Semiconductor Components Industries, LLC, 2015
May, 2015 − Rev. 25
1 Publication Order Number:
NCP304/D
NCP304, NCP305
Voltage Detector Series
The NCP304 and NCP305 series are second generation ultra−low
current voltage detectors. These devices are specifically designed for
use as reset controllers in portable microprocessor based systems
where extended battery life is paramount.
Each series features a highly accurate undervoltage detector with
hysteresis which prevents erratic system reset operation as the
comparator threshold is crossed.
The NCP304 series consists of complementary output devices that
are available with either an active high or active low reset output. The
NCP305 series has an open drain N−Channel output with an active low
reset output.
The NCP304 and NCP305 device series are available in the
SC−82AB package with standard undervoltage thresholds. Additional
thresholds that range from 0.9 V to 4.9 V in 100 mV steps can
be manufactured.
Features
Quiescent Current of 1.0 mA Typical
High Accuracy Undervoltage Threshold of 2.0%
Wide Operating Voltage Range of 0.8 V to 10 V
Complementary or Open Drain Reset Output
Active Low or Active High Reset Output
NCV Prefix for Automotive and Other Applications Requiring
Unique Site and Control Change Requirements; AEC−Q100
Qualified and PPAP Capable
These Devices are Pb−Free and are RoHS Compliant
Typical Applications
Microprocessor Reset Controller
Low Battery Detection
Power Fail Indicator
Battery Backup Detection
NCP305LSQxxT1
Open Drain Output Configuration
NCP304xSQxxT1
Complementary Output Configuration
V
ref
V
ref
Input
Reset Output
GND
4
1
2
Input
Reset Output
GND
4
1
2
*
* The representative block diagram depicts active low reset output ‘L’ suffix devices. The comparator
input is interchanged for the active high output ‘H’ suffix devices.
This device contains 38 active transistors. This device contains 37 active transistors.
Figure 1. Representative Block Diagrams
See detailed ordering , marking and shipping information in
the ordering information section on page 19 of this data sheet
.
ORDERING INFORMATION
SC−82AB
SQ SUFFIX
CASE 419C
PIN CONNECTIONS AND
MARKING DIAGRAM
4
1
Reset
Output
N.C.
(Top View)
XXX = Specific Device Code
M = Date Code
G = Pb−Free Package
www.onsemi.com
1 2
43
GND
V
in
XXX MG
G
(Note: Microdot may be in either location)
NCP304, NCP305
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2
MAXIMUM RATINGS (Note 1)
Rating
Symbol Value Unit
Input Power Supply Voltage (Pin 2) V
in
12 V
Output Voltage (Pin 1)
Complementary, NCP304
N−Channel Open Drain, NCP305
V
OUT
−0.3 to V
in
+0.3
−0.3 to 12
V
Output Current (Pin 1) (Note 2) I
OUT
70 mA
Thermal Resistance, Junction−to−Air
R
q
JA
285 °C/W
Maximum Junction Temperature T
J
+125 °C
Storage Temperature Range T
stg
−55 to +150 °C
Latchup Performance (Note 3)
Positive
Negative
I
LATCHUP
500
170
mA
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
1. This device series contains ESD protection and exceeds the following tests:
Human Body Model 2000 V per MIL−STD−883, Method 3015.
Machine Model Method 200 V.
2. The maximum package power dissipation limit must not be exceeded.
P
D
+
T
J(max)
−T
A
R
qJA
3. Maximum Ratings per JEDEC standard JESD78.
ELECTRICAL CHARACTERISTICS (For all values T
A
= 25°C, unless otherwise noted.)
Characteristic
Symbol Min Typ Max Unit
NCP304/5 − 0.9
Detector Threshold (Pin 2, V
in
Decreasing) V
DET−
0.882 0.900 0.918 V
Detector Threshold Hysteresis (Pin 2, V
in
Increasing) V
HYS
0.027 0.045 0.063 V
Supply Current (Pin 2)
(V
in
= 0.8 V)
(V
in
= 2.9 V)
I
in
0.8
2.4
3.0
mA
Maximum Operating Voltage (Pin 2) V
in(max)
10 V
Minimum Operating Voltage (Pin 2)
(T
A
= −40°C to 85°C)
V
in(min)
0.55
0.65
0.70
0.80
V
Reset Output Current (Pin 1, Active Low ‘L’ Suffix Devices) I
OUT
mA
N−Channel Sink Current, NCP304, NCP305
(V
OUT
= 0.05 V, V
in
= 0.70 V)
(V
OUT
= 0.50 V, V
in
= 0.85 V)
0.01
0.05
0.05
0.50
P−Channel Source Current, NCP304
(V
OUT
= 2.4 V, V
in
= 4.5 V)
1.0 2.0
Reset Output Current (Pin 1, Active High ‘H’ Suffix Devices) I
OUT
mA
N−Channel Sink Current, NCP304, NCP305
(V
OUT
= 0.5 V, V
in
= 1.5 V)
1.05 2.5
P−Channel Source Current, NCP304
(V
OUT
= 0.4 V, V
in
= 0.7 V)
(V
OUT
= GND, V
in
= 0.8 V)
0.011
0.014
0.04
0.08
Propagation Delay Input to Output (Figure 2)
ms
4. In the case of CMOS Output Type: The time interval between the rising edge of V
DD
input pulse from 0.7 V to (+V
DET
) +2.0 V and output
voltage level becoming to V
DD
/2. In the case of N−Channel Open Drain Output Type: Output pin is pulled up with a resistance of 470 kW
to 5.0 V, the time interval between the rising edge of V
DD
input pulse from 0.7 V to (+V
DET
) +2.0 V and output voltage level becoming to
2.5 V.
NCP304, NCP305
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3
ELECTRICAL CHARACTERISTICS (continued) (For all values T
A
= 25°C, unless otherwise noted.)
Characteristic UnitMaxTypMinSymbol
NCP304/5 − 0.9
Complementary Output NCP304 Series
Output Transition, High to Low (Note 4)
Output Transition, Low to High (Note 4)
t
pHL
t
pLH
18
6.0
60
N−Channel Open Drain NCP305 Series
Output Transition, High to Low (Note 4)
Output Transition, Low to High (Note 4)
t
pHL
t
pLH
18
100
NCP304/5 − 1.8
Detector Threshold (Pin 2, V
in
Decreasing) V
DET−
1.764 1.80 1.836 V
Detector Threshold Hysteresis (Pin 2, V
in
Increasing) V
HYS
0.054 0.090 0.126 V
Supply Current (Pin 2)
(V
in
= 1.7 V)
(V
in
= 3.8 V)
I
in
0.8
1.0
2.4
3.0
mA
Maximum Operating Voltage (Pin 2) V
in(max)
10 V
Minimum Operating Voltage (Pin 2)
(T
A
= −40°C to 85°C)
V
in(min)
0.55
0.65
0.70
0.80
V
Reset Output Current (Pin 1, Active Low ‘L’ Suffix Devices) I
OUT
mA
N−Channel Sink Current, NCP304, NCP305
(V
OUT
= 0.05 V, V
in
= 0.70 V)
(V
OUT
= 0.50 V, V
in
= 1.5 V)
0.01
1.0
0.05
2.0
P−Channel Source Current, NCP304
(V
OUT
= 2.4 V, V
in
= 4.5 V)
1.0 2.0
Reset Output Current (Pin 1, Active High ‘H’ Suffix Devices) I
OUT
mA
N−Channel Sink Current, NCP304, NCP305
(V
OUT
= 0.5 V, V
in
= 5.0 V)
6.3 11
P−Channel Source Current, NCP304
(V
OUT
= 0.4 V, V
in
= 0.7 V)
(V
OUT
= GND, V
in
= 1.5 V)
0.011
0.525
0.04
0.6
Propagation Delay Input to Output (Figure 2)
ms
Complementary Output NCP304 Series
Output Transition, High to Low (Note 4)
Output Transition, Low to High (Note 4)
t
pHL
t
pLH
14
15
60
N−Channel Open Drain NCP305 Series
Output Transition, High to Low (Note 4)
Output Transition, Low to High (Note 4)
t
pHL
t
pLH
14
100
NCP304/5 − 2.0
Detector Threshold (Pin 2, V
in
Decreasing) V
DET−
1.960 2.00 2.040 V
Detector Threshold Hysteresis (Pin 2, V
in
Increasing) V
HYS
0.06 0.10 0.14 V
Supply Current (Pin 2)
(V
in
= 1.9 V)
(V
in
= 4.0 V)
I
in
0.9
1.1
2.7
3.3
mA
Maximum Operating Voltage (Pin 2) V
in(max)
10 V
Minimum Operating Voltage (Pin 2)
(T
A
= −40°C to 85°C)
V
in(min)
0.55
0.65
0.70
0.80
V
Reset Output Current (Pin 1, Active Low ‘L’ Suffix Devices) I
OUT
mA
4. In the case of CMOS Output Type: The time interval between the rising edge of V
DD
input pulse from 0.7 V to (+V
DET
) +2.0 V and output
voltage level becoming to V
DD
/2. In the case of N−Channel Open Drain Output Type: Output pin is pulled up with a resistance of 470 kW
to 5.0 V, the time interval between the rising edge of V
DD
input pulse from 0.7 V to (+V
DET
) +2.0 V and output voltage level becoming to
2.5 V.

NCP304LSQ47T1G

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
Supervisory Circuits 4.7V Detector w/Reset Low
Lifecycle:
New from this manufacturer.
Delivery:
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