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BD4840 の電気的特性と機能

BD4840のメーカーはROHM Semiconductorです、この部品の機能は「Standard CMOS Voltage Detector IC」です。


製品の詳細 ( Datasheet PDF )

部品番号 BD4840
部品説明 Standard CMOS Voltage Detector IC
メーカ ROHM Semiconductor
ロゴ ROHM Semiconductor ロゴ 




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BD4840 Datasheet, BD4840 PDF,ピン配置, 機能
Datasheet
Voltage Detector IC Series
Standard CMOS
Voltage Detector IC
BD48xxx series BD49xxx series
General Description
ROHM’s BD4 8xxx and B D49xxx seri es are hig hly
accurate, lo w current cons umption reset IC series. T he
line u p incl udes BD48 xxx de vices with N chan nel o pen
drain output a nd BD4 9xxx d evices with C MOS output.
The devices are available for specific detecti on voltages
ranging from 2.3V to 6.0V in increments of 0.1V.
Features
„ High accuracy detection
„ Ultra-low current consumption
„ Two output types (Nch open drain and CMOS output)
„ Wide Operating temperature range
„ Very small and low height package
„ Package SSOP5 is similar to SOT-23-5 (JEDEC)
„ Package SSOP3 is similar to SOT-23-3 (JEDEC)
Key Specifications
„ Detectio n voltage:
2.3V
„ High accuracy detection voltage:
„ Ultra-low current consumption:
to 6.0V (Typ.),
0.1V steps
± 1.0%
0 .9μA (Typ.)
„ Operating temperature range: -40°C to +105°C
Package
SSOP5:
SSOP3:
VSOF5:
2.90mm x 2.80mm x 1.15mm
2.90mm x 2.80mm x 1.15mm
1.60 mm x 1.60mm x 0.60mm
Applications
Circuits usin g microcontroll ers or logic circuit
require a reset.
s that
Typical Application Circuit
VDD1
BD48xxx
VDD2
RL
RST
Micro
controller
VDD1
CL
( Capacitor for
noise filtering
(Open Drain Output type
BD48xxx series
GND
GND
BD49xxx
RST
Micro
controller
CL
( Capacitor for
noise filtering
(CMOS Output type
BD49xxx series
Product structure:Silicon monolithic integrated circuit This product is not designed protection against radioactive rays.
www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved.
TSZ2211114001
1/13
TSZ02201-0R7R0G300030-1-2
08.JUL.2012.Rev.006 http://www.Datasheet4U.com

1 Page





BD4840 pdf, ピン配列
BD48xxx series BD49xxx series
Datasheet
SSOP5
2.9±0.2
54
12 3
4°
+6°
4°
0.13
+0.05
0.03
<Tape and Reel information>
Tape
Quantity
Embossed carrier tape
3000pcs
Direction
of feed
TR
( )The direction is the 1pin of product is at the upper right when you hold
reel on the left hand and you pull out the tape on the right hand
1pin
VSOF5
0.95
+0.05
0.42 0.04
0.1
(Unit : mm)
1.6 ± 0.05
1.0 ± 0.05
54
Reel
Direction of feed
Order quantity needs to be multiple of the minimum quantity.
12
3
0.13 ± 0.05
0.5 0.22±0.05
(Unit : mm)
SSOP3
2.92±0.1
3
4°±4°
12
0.15±0.05
0.95
1.9±0.1
0.4±0.1
L
www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved.
TSZ2211115001
3/13
TSZ02201-0R7R0G300030-1-2
08.JUL.2012.Rev.006


3Pages


BD4840 電子部品, 半導体
BD48xxx series BD49xxx series
Absolute Maximum Ratings (Ta=25°C)
Parameter S
ymbol
Limits
Power Supply Voltage
VDD-GND
-0.3 to +10
Output Voltage
Power
Dissipation
Nch Open Drain Output
CMOS Output
SSOP5
*1*3 540
VSOF5
*2*3
VOUT
Pd
GND-0.3 to +10
GND-0.3 to VDD+0.3
210
Operating Temperature
Topr -40 to +105
Ambient Storage Temperature
Tstg -55 to +125
*1 Use above Ta=25°C results in a 5.4mW loss per degree.
*2 Use above Ta=25°C results in a 2.1mW loss per degree.
*3 When a ROHM standard circuit board (70mm×70mm×1.6mm glass epoxy board) is mounted.
Datasheet
Unit
V
V
mW
°C
°C
Electrical Characteristics (Unless Otherwise Specified Ta=-40 to 105°C)
Parameter S
ymbol
Condition
Detection Voltage
VDET R L=470k, VDD=HÆL
*1
Output Delay Time “LÆH” t
CL=100pF R=100k
PLH Vout=GNDÆ50%
*2
VDET=2.3-3.1V -
Circuit Current when ON
ICC1 V DD=VDET-0.2V *1
VDET=3.2-4.2V -
VDET=4.3-5.2V -
VDET=5.3-6.0V -
VDET=2.3-3.1V -
Circuit Current when OFF
Operating Voltage Range
ICC2 V DD=VDET+2.0V *1
VDET=3.2-4.2V -
VDET=4.3-5.2V -
VDET=5.3-6.0V -
VOPL
VOL0.4V, Ta=25 to 105°C, RL=470k0.95
VOL0.4V, Ta=-40 to 25°C, RL=470k1.20
‘Low’Output Current (Nch)
‘High’Output Current (Pch)
(BD49xxx Series)
IOL
VDS=0.5V, VDD=1.5V, VDET=2.3-6.0V 0.4
VDS=0.5V, VDD=2.4V, VDET=2.7-6.0V 2.0
VDS=0.5V, VDD=4.8V, VDET=2.3-4.2V
IOH VDS=0.5V, VDD=6.0V, VDET=4.3-5.2V
VDS=0.5V, VDD=8.0V, VDET=5.3-6.0V
Leak Current when OFF
(BD48xxx Series)
Ileak V DD=VDS=10V
*1
Detection Voltage
Temperature coefficient
VDET/T
Ta=-40°C to 105°C
(Designed Guarantee)
Hysteresis Voltage
VDET V DD=LÆHÆL V
VDET(T) : Standard Detection Voltage(2.3V to 6.0V, 0.1V step)
RL: Pull-up resistor to be connected between VOUT and power supply.
CL: Capacitor to be connected between VOUT and GND.
Designed Guarantee. (Outgoing inspection is not done on all products.)
*1 Guar antee is Ta=25°C.
*2 tPLH:VDD=(VDET typ.-0.5V)Æ(VDET typ.+0.5V)
Min. T
VDET(T)
×0.99
--
0.7
0.9
1.1
--
Limit
yp.
VDET(T)
0.51
0.56
0.60
0.66
0.75
0.80
0.85
0.90
-
-
1.0
4.0
1.4
1.8
2.2
Max.
VDET(T)
×1.01
100
1.53
1.68
1.80
1.98
2.25
2.40
2.55
2.70
-
-
-
-
-
-
-
0.1
Unit
V
µs
µA
µA
V
mA
mA
µA
- ±10
0 ±360 ppm/°C
DET×0.03 V DET×0.05 V DET×0.08 V
www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved.
TSZ2211115001
6/13
TSZ02201-0R7R0G300030-1-2
08.JUL.2012.Rev.006

6 Page



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共有リンク

Link :


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