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BD46E455 Datasheet(PDF) 1 Page - Rohm

Part # BD46E455
Description  Counter Timer Built-in CMOS Voltage Detector IC
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BD46E455 Datasheet(HTML) 1 Page - Rohm

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○Product structure:Silicon monolithic integrated circuit ○This product is not designed for protection against radioactive rays
.
1/14
Datasheet
TSZ02201-0R7R0G300110-1-2
© 2013 ROHM Co., Ltd. All rights reserved.
23.May.2013 Rev.003
TSZ22111・14・001
www.rohm.com
Voltage Detector IC Series
Counter Timer Built-in
CMOS Voltage Detector IC
BD45Exxxx-M series
BD46Exxxx-M series
(AEC-Q100 Qualified)
●General Description
ROHM’s BD45Exxxx-M and BD46Exxxx-M series are
highly accurate, low current consumption Voltage
Detector IC series. Because the counter timer delay
circuit is built into those series, an external capacitor for
the delay time setting is unnecessary. The lineup was
established with two output types (Nch open drain and
CMOS output) and detection voltages range from 2.3V
to 4.8V in increments of 0.1V, so that the series may be
selected according to application.
●Features
Counter Timer Built-in
No delay time setting capacitor required
Ultra-low current consumption
Two output types (Nch open drain and CMOS output)
Package SSOP5 is similar to SOT-23-5 (JEDEC)
●Key Specifications
Detection voltage:
2.3V to 4.8V (Typ.)
0.1V steps
High accuracy detection voltage:
±1.0%
Ultra-low current consumption:
0.85µA (Typ.)
Operating temperature range:
-40°C to +105°C
Three internal, fixed delay time:
50ms
100ms
200ms
●Package
SSOP5
2.90mm x 2.80mm x 1.25mm
●Applications
Circuits using microcontrollers or logic circuits that require
a reset.
●Typical Application Circuit
●Connection Diagram
●Pin Descriptions
PIN No.
Symbol
Function
1
ER
Manual Reset
2
SUB
Substrate *
3
GND
GND
4
VOUT
Reset Output
5
VDD
Power Supply Voltage
*Connect the substrate to GND.
VDD1
VDD2
GND
BD45Exxxx-M
CL
(Noise-filtering
Capacitor)
RL
RST
Micro
controller
(Open Drain Output Type)
BD45Exxxx-M series
(CMOS Output Type)
BD46Exxxx-M series
CL
(Noise-filtering
Capacitor)
VDD1
GND
BD46Exxxx-M
RST
Micro
controller
SSOP5
TOP VIEW
ER
SUB GND
VOUT
VDD
Lot. No
Marking


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