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81NXX_15 Datasheet, PDF (7/16 Pages) Unisonic Technologies – VOLTAGE DETECTORS WITH BUILT-IN DELAY TIME
81CXX/81NXX
CMOS IC
 ELECTRICAL CHARACTERISTICS(Cont.)
Detection voltage (5.0V)
PARAMETER
SYMBOL CIRCUIT TEST CONDITIONS
MIN TYP MAX UNIT
Detect Voltage
VDF
1
VDF (T)
×0.98
VDF (T)
VDF (T)
×1.02
V
Hysteresis Range
VHYS
1
VDF
VDF
VDF
×0.02 ×0.05 ×0.08
V
Operating Voltage
Supply Current
VIN
1 VDF=1.6V ~ 6.0V
ISS
2 VIN=5.0V
0.7
10.0 V
2.0 4.2 μA
N-Channel
3 VDS=0.5V, VIN =5.0V
Output Current P- Channel
IOUT
4
VDS=2.1V, VIN=8.0V
(CMOS output)
13.0
mA
-15.4
mA
VDF
Temperature Characteristics
∆V DF
∆TOPR × VDF
±100
ppm/°C
Transient Delay Time
(VDR VOUT inversion)
tDLY *
5
VIN changes from
0.6V ~ 10V
50
200 ms
VDF (T): established detect voltage value
Release Voltage: VDR = VDF + VHYS
* Transient Delay Time: 1ms ~ 50ms & 200ms ~ 400ms versions are also available.
Note: The power consumption during power-start to output being stable (release operation) is 2μA greater than it is
after that period (completion of release operation) because of delay circuit through current.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
7 of 16
QW-R502-039.U