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BD37A19FVM Scheda tecnica(PDF) 3 Page - Rohm

Il numero della parte BD37A19FVM
Spiegazioni elettronici  Voltage Detector ICs with Watchdog Timer Built-in watchdog timer
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Produttore elettronici  ROHM [Rohm]
Homepage  http://www.rohm.com
Logo ROHM - Rohm

BD37A19FVM Scheda tecnica(HTML) 3 Page - Rohm

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BD37Axx Series
BD87Axx Series
BD99A41F
Datasheet
TSZ02201-0T2T0AN00130-1-2
© 2013 ROHM Co., Ltd. All rights reserved.
25.Apr.2013 Rev.002
www.rohm.com
TSZ22111・15・001
●Absolute Maximum Ratings (Ta=25℃)
Parameter
Symbol
Ratings
Unit
Power supply voltage
*1
VDD
−0.3 to 10
V
CT pin voltage
VCT
−0.3 to VDD + 0.3
V
CTW pin voltage
VCTW
−0.3 to VDD + 0.3
V
RESET pin voltage
VRESET
−0.3 to VDD + 0.3
V
INH pin voltage
VINH
−0.3 to VDD + 0.3
V
CLK pin voltage
VCLK
−0.3 to VDD + 0.3
V
Power dissipation
Pd
470
*2
mW
550
*3
Operating ambient temperature
Topr
−40 to + 105
Storage temperature
Tstg
−55 to + 125
Maximum junction temperature
Tjmax
125
*1
Do not exceed Pd.
*2
MSOP8 : Reduced by 4.70 mW/℃ over 25℃, when mounted on a glass epoxy board (70 mm × 70 mm × 1.6 mm).
*3
SOP8
: Reduced by 5.50 mW/℃ over 25℃, when mounted on a glass epoxy board (70 mm × 70 mm × 1.6 mm).
●Recommended Operating Ratings(Ta =
−40℃ to 105℃)
Parameter
Symbol
Min.
Max.
Unit
RESET power supply voltage
VDD RESET
1.0
10
V
WDT power supply voltage
VDD WDT
2.5
10
V
●Electrical Characteristics
(Unless otherwise specified, Ta =
−40℃ to 105℃, VDD = 5V)
Parameter
Symbol
Limits
Unit
Conditions
Min.
Typ.
Max.
[Overall]
Total supply current 1
(during WDT operation)
IDD1
5
14
µA
INH : WDT ON Logic Input
CTW = 0.1µF
Total supply current 2
(when WDT stopped)
IDD2
5
14
µA
INH : WDT OFF Logic Input
Output leak current
Ileak
1
µA
VDD = VDS = 10V
Output current capacity
IOL
0.7
mA
VDD = 1.2V, VDS = 0.5V
[RESET]
Detection
voltage 1
1.9V Detect
VDET1
1.871
1.900
1.929
V
Ta = 25℃
2.8V Detect
VDET1
2.758
2.800
2.842
V
Ta = 25℃
2.9V Detect
VDET1
2.886
2.930
2.974
V
Ta = 25℃
3.4V Detect
VDET1
3.349
3.400
3.451
V
Ta = 25℃
4.1V Detect
VDET1
4.039
4.100
4.162
V
Ta = 25℃
Detection
voltage 2
1.9V Detect
VDET2
1.852
1.900
1.948
V
Ta =
−40℃ to 105℃
2.8V Detect
VDET2
2.730
2.800
2.870
V
Ta =
−40℃ to 105℃
2.9V Detect
VDET2
2.857
2.930
3.003
V
Ta =
−40℃ to 105℃
3.4V Detect
VDET2
3.315
3.400
3.485
V
Ta =
−40℃ to 105℃
4.1V Detect
VDET2
4.007
4.100
4.202
V
Ta =
−40℃ to 105℃
Hysteresis
width
1.9V Detect
Vrhys
VDET×0.03
VDET×0.13
VDET×0.19
V
Ta=
−40℃~105℃
2.8V Detect
Vrhys
VDET×0.018
VDET×0.045
VDET×0.060
V
Ta=
−40℃~105℃
2.9V Detect
Vrhys
VDET×0.02
VDET×0.05
VDET×0.06
V
Ta=
−40℃~105℃
3.4V Detect
Vrhys
VDET×0.02
VDET×0.05
VDET×0.07
V
Ta=
−40℃~105℃
4.1V Detect
Vrhys
VDET×0.018
VDET×0.035
VDET×0.050
V
Ta=
−40℃~105℃


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