LM903N National Semiconductor, LM903N Datasheet - Page 3
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LM903N
Manufacturer Part Number
LM903N
Description
IC FLUID LEVEL DETECTOR
Manufacturer
National Semiconductor
Type
Fluid or Powderr
Datasheet
1.LM903N.pdf
(8 pages)
Specifications of LM903N
Input Type
Logic
Current - Supply
50mA
Mounting Type
Through Hole
Package / Case
*
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Output Type
-
Interface
-
Other names
*LM903N
LM903
LM903
Symbol
V
V
Electrical Characteristics
V
Sensitivity to Electrostatic Discharge Pins 7 10 13 and 14 will withstand greater than 1500V when tested using 100 pF and 1500
Semiconductor standard ESD test procedures All other pins will withstand in excess of 2 kV
Note 1 Test circuit for overvoltage capability at pins 3 6 7
Note 2 Guaranteed 100% production tested at 25 C These limits are used to calculate outgoing quality levels
Note 3 Limits guaranteed to include parametric variations T
figures
Note 4 Variations over temperature range are not production tested
Block and Application Circuit
14
1
CC
e
12V C
Auxiliary Output
Voltage
Alarm Level
T
Parameter
e
33 F R
T
e
7 5 k
Lamp OFF
Lamp ON
(Difference Between First
and Second Measurement)
T
In Lamp ON condition I
Conditions
(Continued)
A
within operating range except where stated otherwise
A
e b
Memory capacitor on pin 15 is set
High Lamp off
Low Lamp on
40 C to
9
a
should be limited to 600 mA
3
80 C and from V
Min
Tested Limits
(Note 2)
CC
e
Max
7 5V–18V These limits are not used to calculate AOQL
TL H 5699 – 2
Min
230
5 0
Design Limits
(Note 3)
Typ
280
in accordance with National
Max
330
1 2
TL H 5699– 3
Units
mV
V
V