XC6121_1A Datasheet, PDF (7/23 Pages) Torex Semiconductor – Voltage Detector with Watchdog Function and ON/OFF Control (VDF=1.6V~5.0V)

XC6121/XC6122/XC6123/XC6124
Series
■ELECTRICAL CHARACTERISTICS
Ta = 25 ^OC
PARAMETER
Detect Voltage
Hysteresis Width
SYMBOL
VDFL
VHYS
CONDITIONS
EN=VSS,ENB=VIN
MIN.
VDFL(T)
× 0.98
VDFL
× 0.02
Supply Current ^(*1)
ISS
Operating Voltage
VIN
the WD Pin:
OPEN
VIN=VDFL(T)×0.9V
VIN=VDFL(T)×1.1V
VIN=6.0V
VIN=1.0V
-
-
-
1.0
0.15
Output Current
IRBOUT
N-ch.
VIN=2.0V (VDFL(T)> 2.0V)
VDS = 0.5V _{VIN=3.0V (VDFL(T) >3.0V)}
2.0
3.0
Temperature
△VDFL /
Characteristics △Topr・VDFL
VIN=4.0V (VDFL(T) >4.0V) 3.5
-40^OC < Topr < 85 ^OC
-
2.00
Release Delay Time
(VDFL<1.8V)
t_DR
Time until VIN is increased from
37
1.0V to 2.0V
and attains to the release time level,
75
and the Reset output pin releases.
150
300
2.00
Release Delay Time
(VDFL>1.9V)
t_DR
Time until VIN is increased from
37
1.0V to (VDFL x 1.1V)
and attains to the release time level,
75
and the Reset output pin releases.
150
Detect Delay Time
VDFL
Leak Current
t_DF
ILEAK
300
Time until VIN is decreased from 6.0V to
1.0V and attains to the detect voltage
level, and the Reset output pin detects
-
while the WD pin left open.
VIN=6.0V, RESETB=6.0V
-
37
Watchdog
Timeout Period
(VDFL<1.8V)
Time until VIN increases form
75
t_WD
1.0V to 2.0V and
150
the Reset output pin is released to go into ₃₀₀
the detection state. (WD=VSS)
600
1200
37
Watchdog
Timeout Period
(VDFL>1.9V)
Time until VIN increases from
75
t_WD
1.0V to (VDFLx1.1V)
150
and the Reset output pin is released to go ₃₀₀
into the detection state. (WD=VSS)
600
1200
TYP.
VDFL(T)
VDFL
× 0.05
5
10
12
-
0.5
2.5
3.5
4.0
+100
3.13
50
100
200
400
3.13
50
100
200
400
5.5
0.01
50
100
200
400
800
1600
50
100
200
400
800
1600
MAX.
VDFL(T)
× 1.02
VDFL
× 0.08
11
16
18
6.0
-
-
-
-
-
5.00
63
125
250
500
5.00
63
125
250
500
33
0.1
63
125
250
500
1000
2000
63
125
250
500
1000
2000
UNITS CIRCUIT
V
①
V
①
⎧A
②
V
①
mA
③
ppm/ ^OC ①
ms
④
ms
④
⎧s
④
⎧A
③
ms
⑤
ms
⑤
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