mb3793-27apnf Fujitsu Microelectronics, Inc., mb3793-27apnf Datasheet - Page 13

• Manufacturer Part Number: mb3793-27apnf
• Description: Power-voltage Monitoring Ic With Watchdog Timer
• Manufacturer: Fujitsu Microelectronics, Inc.

Note: Without writing the value clearly, V
TYPICAL CHARACTERISTICS
40
35
30
25
20
15
10
Power supply current vs. power supply voltage
Reset output voltage vs. reset output current
0
f
Duty = 10 %
V
V
3.3
3.2
3.1
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
L
H
1 kHz
Reset output current I
0 V
V
Power supply voltage
0
CC
1.0
Watchdog timer monitoring
1
(P-MOS side)
0.01 F 0.1 F
MB3793-27A
C
2
TW
2.0
(V
INH
3
C
TP
0 V)
RESET
V
V
4
CC
CC
3.0
INH
(V)
= 3.3 (V), C
(mA)
V
5
CC
40 C
25 C
85 C
4.0
TP
= 0.1 ( F), C
3.0
2.9
2.8
2.7
2.6
2.5
Reset output voltage vs. reset output current
Detection voltage vs. ambient temperature
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
40
0
Reset output current I
0
TW
MAX
TYP
MIN
Ta = 40 C to 85 C
20
= 0.01 ( F).
Ambient temperature
1
0
V
V
SH
SL
(N-MOS side)
(Ta = 25 C)
(Ta = 25 C)
20 40 60 80 100
2
TYP
MAX
MIN
3
MB3793
RESET
4
(Ta = 40 C to 85 C)
(mA)
Ta ( C)
5
V
SL
85 C
25 C
40 C
V
SH
(Continued)
-27A
13