Ordering Information
For more detailed information on the suffix meaning see the part number template at the end of the Electrical Characteris-
tics Section. Contact National Semiconductor for other set points and output options.
Order Number
Top Mark
NS Package
Number Trip Point Setting Output FunctionBulk Rail 3000 Units in Tape & Reel
LM26CIM5-KLA LM26CIM5X-KLA TKLA MA05B 23˚C Open Drain OS
LM26CIM5-NPA LM26CIM5X-NPA TNPA MA05B 45˚C Open Drain OS
LM26CIM5-RPA LM26CIM5X-RPA TRPA MA05B 65˚C Open Drain OS
LM26CIM5-SHA LM26CIM5X-SHA TSHA MA05B 70˚C Open Drain OS
LM26CIM5-SPA LM26CIM5X-SPA TSPA MA05B 75˚C Open Drain OS
LM26CIM5-TPA LM26CIM5X-TPA TTPA MA05B 85˚C Open Drain OS
LM26CIM5-VHA LM26CIM5X-VHA TVHA MA05B 90˚C Open Drain OS
LM26CIM5-VPA LM26CIM5X-VPA TVPA MA05B 95˚C Open Drain OS
LM26CIM5-XHA LM26CIM5X-XHA TXHA MA05B 100˚C Open Drain OS
LM26CIM5-XPA LM26CIM5X-XPA TXPA MA05B 105˚C Open Drain OS
LM26CIM5-YHA LM26CIM5X-YHA TYHA MA05B 110˚C Open Drain OS
LM26CIM5-YPA LM26CIM5X-YPA TYPA MA05B 115˚C Open Drain OS
LM26CIM5-ZHA LM26CIM5X-ZHA TZHA MA05B 120˚C Open Drain OS
Connection Diagram
10132302
Pin Description
Pin
Number
Pin
Name
Function Connection
1 HYST Hysteresis control, digital input GND for 10˚C or V
+
for 2˚C
2 GND Ground, connected to the back side of
the die through lead frame.
System GND
3V
TEMP
Analog output voltage proportional to
temperature
Leave floating or connect to a high impedance
node.
4V
+
Supply input 2.7V to 5.5V with a 0.1µF bypass capacitor. For
PSRR information see Section Titled NOISE
CONSIDERATIONS.
5OS
Overtemperature Shutdown open-drain
active low thermostat digital output
Controller interrupt, system or power supply
shutdown; pull-up resistor ≥ 10kΩ
OS Overtemperature Shutdown push-pull
active high thermostat digital output
Controller interrupt, system or power supply
shutdown
US
Undertemperature Shutdown open-drain
active low thermostat digital output
System or power supply shutdown; pull-up
resistor ≥ 10kΩ
US Undertemperature Shutdown push-pull
active high thermostat digital output
System or power supply shutdown
Note: pin 5 functionality and trip point setting are programmed during LM26 manufacture.
LM26
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