Document
UNISONIC TECHNOLOGIES CO., LTD 81CXX/81NXX
VOLTAGE DETECTORS WITH BUILT-IN DELAY TIME
CMOS IC
DESCRIPTION
The UTC 81CXX and 81NXX series are good performance voltage detector and manufactured by CMOS technologies with highly accurate, low power consumption. A delay circuit is built-in to each detector, therefore, peripherals are unnecessary and high density mounting is possible. Detect voltage is extremely accurate with minimal temperature drift. Both CMOS and N-channel open drain output configurations are available.
FEATURES
* Highly Accurate:
Detect voltage ± 2%
* Built-In Delay time :
1ms ~ 50ms
50ms ~ 200ms
200ms ~ 400ms
* Detect Voltage Temperature
Characteristics:
TYP± 100ppm/°C
* Wide Operating Voltage Range : 0.7V ~ 10.0V
* Low Current Consumption :
TYP 1.0μA (VIN=2.0V)
ORDERING INFORMATION
CMOS:
Ordering Number
Lead Free
Halogen Free
- 81CXXG-①-AA3-B-R
- 81CXXG-①-AB3-E-R
- 81CXXG-①-AE3-3-R
- 81CXXG-①-AE3-5-R
- 81CXXG-①-AE3-2-R
81CXXL-①-T92-D-B 81CXXG-①-T92-D-B
81CXXL-①-T92-E-B 81CXXG-①-T92-E-B
81CXXL-①-T92-D-K 81CXXG-①-T92-D-K
81CXXL-①-T92-E-K 81CXXG-①-T92-E-K
①:Delay Time Duration Code
1~50 ms 50~200 ms 200~400 ms
P Q R
Package
SOT-223 SOT-89 SOT-23 SOT-23 SOT-23 TO-92 TO-92 TO-92 TO-92
Pin Assignment 123 OG I OIG OG I GO I I OG I GO OIG I GO OIG
Packing
Tape Reel Tape Reel Tape Reel Tape Reel Tape Reel Tape Box Tape Box
Bulk Bulk
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QW-R502-039.U
81CXX/81NXX
CMOS IC
ORDERING INFORMATION(Cont.)
N-Channel:
Ordering Number
①:Delay Time
Lead Free
Halogen Free
Duration Code
- 81NXXG-①-AA3-B-R
- 81NXXG-①-AB3-E-R
- 81NXXG-①-AE3-3-R
- 81NXXG-①-AE3-5-R 1~50 ms H
- 81NXXG-①-AE3-2-R 50~200 ms J 81NXXL-①-T92-D-B 81NXXG-①-T92-D-B 200~400 ms K
81NXXL-①-T92-E-B 81NXXG-①-T92-E-B
81NXXL-①-T92-D-K 81NXXG-①-T92-D-K
81NXXL-①-T92-E-K 81NXXG-①-T92-E-K
Note: 1. Pin assignment: I:VIN O:VOUT G:VSS 2. XX: Output Voltage, refer to Marking Information.
Package
SOT-223 SOT-89 SOT-23 SOT-23 SOT-23 TO-92 TO-92 TO-92 TO-92
Pin Assignment 123 OG I OIG OG I GO I I OG I GO OIG I GO OIG
Packing
Tape Reel Tape Reel Tape Reel Tape Reel Tape Reel Tape Box Tape Box
Bulk Bulk
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R502-039.U
81CXX/81NXX
MARKING INFORMATION
PACKAGE
VOLTAGE CODE
MARKING
CMOS IC
SOT-223 SOT-89 TO-92
10:1.0V 11:1.1V 12:1.2V 13:1.3V 14:1.4V 15:1.5V 16:1.6V 17:1.7V 18:1.8V 19:1.9V 20:2.0V 21:2.1V 22:2.2V 23:2.3V 24:2.4V 25:2.5V
26:2.6V 27:2.7V 28:2.8V 29:2.9V 30:3.0V 31:3.1V 32:3.2V 33:3.3V 34:3.4V 35:3.5V 36:3.6V 37:3.7V 38:3.8V 39:3.9V 40:4.0V 41:4.1V
42:4.2V 43:4.3V 44:4.4V 45:4.5V 46:4.6V 47:4.7V 48:4.8V 49:4.9V 50:5.0V
C: CMOS N: N-Channel
Pin Code
UTC 81XXX
123
L: Lead Free G: Halogen Free Voltage Code
Date Code
PACKAGE
INTEGER (Note 1)
CODE
DECIMAL (Note 2)
CODE
1. 1 .0 A
2. 2 .1 B
3. 3 .2 C
4. 4 .3 D
SOT-23
5. 6.
5 6
.4 .5
E F
C: CMOS N: N-Channel
Voltage Code
.6 G
.7 H
.8 J
.9 K
Notes: 1. Represents the integer of the Detect Voltage
2. Represents the decimal number of the Detect Voltage
MARKING 3
XX G 21
Pin Code
EXAMPLE:
C: CMOS Voltage Code
81C27 3
2HC G
21
Pin Code G: Halogen Free
N: N-Channel Voltage Code
81N27 3
2HN G
21
Pin Code G: Halogen Free
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QW-R502-039.U
81CXX/81NXX
BLOCK DIAGRAM
CMOS IC
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QW-R502-039.U
81CXX/81NXX
CMOS IC
ABSOLUTE MAXIMUM RATINGS (TA=25°C)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN 10 V
Output Current Output Voltage
CMOS N-Ch open drain SOT-223
IOUT VOUT
50 VSS-0.3 ~ VIN+0.3
VSS-0.3 ~ 9 800
mA V V
Power Dissipation
SOT-23 SOT-89
PD
150 500
mW
TO-92
300
Operating Temperature
TOPR
-30 ~ +85
°C
Storage Temperature
TSTG
-40 ~ +125
°C
Note Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
SOT-223
Junction to Case
SOT-23 SOT-89
TO-92
SYMBOL θJC
RATINGS 20 200 45 100
UNIT °C/W
ELECTRICAL CHARACTERISTICS (TA=25°C)
Detection voltage (1.0V ~ 1.9V)
PARAMETER
SYMBOL CIRCUIT
Detect Voltage
VDF 1
TEST CONDITIONS
Hysteresis Range
Operating Voltage
Supply Current
N-Channel Output Current P- Channel
VDF Temperature Characteristics Transient Delay Time (VDR VOUT inversion)
VHYS VIN ISS
IOUT
∆VDF ∆TOPR × VDF
tDLY *
1
1 VDF=1.6V ~ 6.0V
2
VIN=1.5V VIN=5.0
3 VDS=0.5V, VIN =1.0V
4
VDS=2.1V, VIN=8.0V (CMOS output)
5
VIN changes from 0.6V ~ 10V
MIN VDF (T) ×0.98
VDF ×0.02
0.7
TYP MAX
VDF (T)
VDF (T) ×1.02
VDF
VDF
×0.05 ×0.08
10.0
0.9 2.6
2.0 4.2
2.2
UNIT
V
V
V μA μA mA
-15.4
mA
±100
ppm/°C
50 200 ms
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www.unisonic.com.tw
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QW-R502-039.U
81CXX/81NXX
CMOS IC
ELECTRICAL CHARACTERISTICS(Cont.)
Dete.