TECHNICAL DATA
Voltage Detector
F
unction of this IC is accurately resetting the system after
IL70xx
IL70xx (TO-92)
detecting voltage at the time of switching power on and
instantaneous power off in various CPU systems and other
logic systems.
1. Output
2. GND
3. Vcc
FUNCTIONS
• Current Consumption is Low.
• Resetting Output Minimum Guarantee Voltage is Low (0.8V Typ.)
• Hysteresis Voltage is Provided 50mV (Typ.)
• Reset Signal Generation Starting Voltage:
2.1; 2.3; 2.5; 2.7; 2.9; 3.1; 3.3; 3.6; 3.7; 3.9; 4.2; 4.5V (Typ.)
IL70xxA (TO-92)
1. Vcc
2. GND
3. Output
APPLICATIONS
• As Control Circuit of Battery-Backed Memory.
• As Measure Against Erroneous Operations at Power ON-OFF
• As Measure Against System Runaway at Instantaneous
Break of Power Supply etc.
• As Resetting Function for the CPU-Mounted Equipment,
such as Personal Computers, Printers, VTRs and so forth.
IL70xx (SOT-89)
1. Vcc
2. GND
3. Output
1
2
3
EQUIVALENT CIRCUIT
Aril. 2015. Rev.01
IL70xx
MAXIMUM RATINGS
(Ta=25°C)
CHARACTERISTIC
Supply Voltage
Power Dissipation (Package Limitation)
P
D
Operation Temperature
Topr
500
-30~+85
mW
°C
SYMBOL
Vcc
RATING
-0.3~+15.0
UNIT
V
ELECTRICAL CHARACTERISTICS
(Tj= +25°C, unless otherwise noted)
CHARACTERISTIC
Detecting Voltage
SYMBOL
Vs
CONDITIONS
R
L
=200Ω
V
OL
≤0.4V
IL7021T2
IL7023T2
IL7025T2
IL7027T2
IL7029T2
IL7031T2
IL7033T2
IL7036T2
IL7037T2
IL7039T2
IL7042T2
IL7045T2
MIN
1.95
2.15
2.35
2.55
2.75
2.95
3.15
3.45
3.55
3.75
4.05
4.35
-
-
30
-
TYP
2.1
2.3
2.5
2.7
2.9
3.1
3.3
3.6
3.7
3.9
4.2
4.5
-
-
50
±0.01
MAX
2.25
2.45
2.65
2.85
3.05
3.25
3.45
3.75
3.85
4.05
4.35
4.65
0.4
0.1
100
-
UNIT
V
Low-Level Output
Voltage
Output Leakage
Current
Histeresis Voltage
Detecting Voltage
Temperature
Coefficient
Circuit Current at on
Time
Circuit Current at off
Time
Threshold Operating
Voltage
"L" Transmission
Delay Time
"H" Transmission
Delay Time
Output Current
V
OL
I
OH
ΔVs
Vs/T
R
L
=200Ω
Vcc=15V
R
L
=200Ω
R
L
=200
Vcc=Vsmin – 0.05V
Vcc=5.25V
R
L
=200Ω
V
OL
≤0.4V
R
L
=1.0k , C
L
=100pF
R
L
=1.0k , C
L
=100pF
Vcc=Vsmin – 0.05V
Tc=25°C
V
μA
mV
%/°C
Icc
L
Icc
H
Vopr
tp
HL
tp
LH
I
OL
-
-
-
-
-
20
-
-
0.8
10
15
-
500
50
-
-
-
-
μA
μA
V
s
s
mA
Aril. 2015. Rev.01
IL70xx
TEST and APPLICATION CIRCUITS
BT
(NOTE)
(1) Connecting of LED and R2 obtains a voltage drop indicator.
(2) Connecting of C1 and selection of time constant with C1 and R1 set
the power on delay time.
Aril. 2015. Rev.01
嵌入式系统
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