Ordering Information; Connection Diagram; Pin Description - National Semiconductor LM26 Series Manual

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
Bulk Rail 3000 Units in Tape & Reel
LM26CIM5-KLA LM26CIM5X-KLA
LM26CIM5-NPA LM26CIM5X-NPA
LM26CIM5-RPA LM26CIM5X-RPA
LM26CIM5-SPA LM26CIM5X-SPA
LM26CIM5-TPA LM26CIM5X-TPA
LM26CIM5-VHA LM26CIM5X-VHA
LM26CIM5-VPA LM26CIM5X-VPA
LM26CIM5-XHA LM26CIM5X-XHA
LM26CIM5-XPA LM26CIM5X-XPA
LM26CIM5-YHA LM26CIM5X-YHA
LM26CIM5-YPA LM26CIM5X-YPA
LM26CIM5-ZHA LM26CIM5X-ZHA

Connection Diagram

Pin Description

Pin Number Pin Name
1 HYST
2 GND
3 V
TEMP
4
5
Note: pin 5 functionality and trip point setting are programmed during LM26 manufacture.
www.national.com
Top Mark
TKLA
TNPA
TRPA
TSPA
TTPA
TVHA
TVPA
TXHA
TXPA
TYHA
TYPA
TZHA
Function
Hysteresis control, digital
input
Ground, connected to the
back side of the die through
lead frame.
Analog output voltage
proportional to temperature
+
V Supply input
OS Overtemperature Shutdown
open-drain active low
thermostat digital output
OS Overtemperature Shutdown
totem-pull active high
thermostat digital output
US Undertemperature Shutdown
open-drain active low
thermostat digital output
US Undertemperature Shutdown
totem-pull active high
thermostat digital output
NS Package
Number Trip Point Setting
MA05B 23˚C
MA05B 45˚C
MA05B 65˚C
MA05B 75˚C
MA05B 85˚C
MA05B 90˚C
MA05B 95˚C
MA05B 100˚C
MA05B 105˚C
MA05B 110˚C
MA05B 115˚C
MA05B 120˚C
10132302
GND for 10˚C or V
System GND
Leave floating or connect to a high impedance
node.
2.7V to 5.5V with a 0.1µF bypass capacitor.
For PSRR information see Section Titled
NOISE CONSIDERATIONS.
Controller interrupt, system or power supply
shutdown; pull-up resistor ≥ 10kΩ
Controller interrupt, system or power supply
shutdown
System or power supply shutdown; pull-up
resistor ≥ 10kΩ
System or power supply shutdown
2
Output Function
Open Drain OS
Open Drain OS
Open Drain OS
Open Drain OS
Open Drain OS
Open Drain OS
Open Drain OS
Open Drain OS
Open Drain OS
Open Drain OS
Open Drain OS
Open Drain OS
Connection
+
for 2˚C