Semiconductor
S7142SF
Bipolar Linear Integrated Circuit
Description
• As Control Circuit of Battery-Backed Memory • As...
Semiconductor
S7142SF
Bipolar Linear Integrated Circuit
Description
As Control Circuit of Battery-Backed Memory As Measure Against Erroneous Operations at Power On-Off As Resetting Function for the CPU-Mounted Equipment --- PC, Printer, VTR, Fax, C-TV etc. As Measure Against System Runaway at Instantaneous Break of Power Supply etc.
Features
Current Consumption is Low (ICCL=300 ㎂ Typ. ICCH=30 ㎂ Typ.) Resetting Output Minimum Guarantee
Voltage is Low (0.8V Typ.) Hysteresis
Voltage is Provided (50 ㎷ Typ.)
Ordering Information
Type NO. S7142SF Marking 742 Package Code SOT-23F
Outline Dimensions
unit :
mm
2.4±0.1 1.6±0.1
Equivalent Circuit
1
2.9±0.1 1.90 BSC
2. Vcc
3
0.4±0.05
1. OUT
2
0.15±0.05
3. GND
PIN Connections 1. Out 2. Vcc 3. GND
0.9±0.1
0~0.1
KSI-2008-000
1
S7142SF
Absolute maximum ratings
Characteristic
Supply
voltage Power Dissipation (Package Limitation) Operating Temperature Storage Temperature
(Ta=25°C)
Symbol
VCC PD* Topr Tstg
Ratings
-0.3 ~ +15 300 -30 ~ +75 -55 ~ +150
Unit
V ㎽ ℃ ℃
* With PCB(8×8 ㎜ Copper Area) at Glass Epoxy Board (t=1.7 ㎜, Area; 20×20 ㎜)
Electrical Characteristics
Characteristic
Detecting
voltage Low Level Output
voltage Output Leakage Current Hysteresis
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 at on Time I Output Current at on Time II
(Ta=25°C...