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PDF LM393F Data sheet ( Hoja de datos )
| Número de pieza | LM393F | |
| Descripción | Ground Sense Comparator | |
| Fabricantes | ROHM Semiconductor | |
| Logotipo |  |
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Datasheet
Comparators
Ground Sense Comparator
LM393F
General Description
LM393F is a two-channel ground sense comparator. Its
features include wide operating voltage that ranges
from 3V to 36V with low supply current. This product is
suitable for various applications.
Features
Wide Operating Supply Voltage
Ground-sensed Input and Output
Open Collector Output
Wide Operating Temperature
Low Offset Voltage
Application
General Purpose
Current Monitor
Battery Monitor
Multivibrators
Key Specifications
Operating Supply Voltage Range
Single Supply
Dual Supply
Temperature Range
Input Offset Voltage
+3.0V to +36.0V
±1.5V to ±18.0V
-40°C to +85°C
4.5mV (Max)
Package
SOP8
W(Typ) x D(Typ) x H(Max)
5.00mm x 6.20mm x 1.71mm
Pin Configuration
OUT1 1
-IN1 2
+IN1 3
VEE 4
CH1
-+
CH22
+-
8 VCC
7 OUT2
6 -IN2
5 +IN2
Pin No.
1
2
3
4
5
6
7
8
Pin Name
OUT1
-IN1
+IN1
VEE
+IN2
-IN2
OUT2
VCC
○Product structure：Silicon monolithic integrated circuit ○This product has no designed protection against radioactive rays.
www.rohm.com
©2015 ROHM Co., Ltd. All rights reserved.
TSZ22111 • 14 • 001
1/19
TSZ02201-0RFR0G200770-1-2
8.Dec.2015 Rev.001
1 page  
LM393F
Typical Performance Curves
○LM393F
Datasheet
1.0
0.8
0.6
LM393F
0.4
0.2
0.0
0
25 50 75 85 100 125
Ambient Temperature [°C]
150
Figure 1. Power Dissipation vs Ambient Temperature
(Derating Curve)
1.6
1.4
1.2
1.0
0.8
0.6
-40°C
85°C
25°C
0.4
0.2
0.0
0
10 20 30
Supply Voltage [V]
40
Figure 2. Supply Current vs Supply Voltage
1.6
1.4
1.2
36V
1.0
5V
0.8
0.6
3V
0.4
0.2
0.0
-50
-25 0 25 50 75
Ambient Temperature [°C]
100
Figure 3. Supply Current vs Ambient Temperature
200
150
100
50
-40°C
85°C
25°C
0
0 10 20 30 40
Supply Voltage [V]
Figure 4. Output Saturation Voltage vs
Supply Voltage (IOL=4mA)
(*) The data above are measurement values of a typical sample, it is not guaranteed.
www.rohm.com
©2015 ROHM Co., Ltd. All rights reserved.
TSZ22111 • 15 • 001
5/19
TSZ02201-0RFR0G200770-1-2
8.Dec.2015 Rev.001
5 Page 
LM393F
Application Information – continued
Switch Condition for Test Circuit 2
SW No.
Supply Current
Output Sink Current
VOUT=1.5V
Output Saturation Voltage ISINK=4mA
Output Leakage Current VOUT=36V
Response Time
RL=5.1kΩ, VRL=5V
Datasheet
SW1
ON
ON
ON
ON
ON
SW2
ON
ON
ON
ON
OFF
SW3
OFF
OFF
OFF
OFF
ON
SW4
OFF
OFF
OFF
OFF
ON
SW5
OFF
OFF
ON
OFF
OFF
SW6
OFF
OFF
ON
OFF
OFF
SW7
OFF
ON
OFF
ON
OFF
VCC
SW1
SW2
SW3
V+IN
V-IN
＋
－
SW4 SW5 SW6 SW7
VEE RL
VRL
VOUT
Figure 22. Test Circuit 2 (One Channel Only)
Input Voltage
1.5V
VREF=1.4V
1.395V
Output Voltage
Input Voltage
1.405V
VREF=1.4V
Overdrive Voltage
Δov=5mV
Input Wave
t
1.3V
Output Voltage
Δov=5mV
Overdrive Voltage
Input Wave
t
VCC
VCC/2
VCC
VCC/2
0V 0V
tRE (Low to High)
t
tRE (High to Low)
t
Output Wave
Output Wave
Figure 23. Response Time
www.rohm.com
©2015 ROHM Co., Ltd. All rights reserved.
TSZ22111 • 15 • 001
11/19
TSZ02201-0RFR0G200770-1-2
8.Dec.2015 Rev.001
11 Page | ||
| Páginas | Total 23 Páginas | |
| PDF Descargar | [ Datasheet LM393F.PDF ] | |
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