KA317 / LM317 — 3-Terminal Positive Adjustable Regulator
KA317 / LM317 3-Terminal Positive Adjustable Regulator
Septem...
KA317 / LM317 — 3-Terminal Positive Adjustable
Regulator
KA317 / LM317 3-Terminal Positive Adjustable
Regulator
September 2014
Features
Output-Current In Excess of 1.5 A Output-Adjustable Between 1.2 V and 37 V Internal Thermal Overload Protection Internal Short-Circuit Current Limiting Output-
Transistor Safe Operating Area Compensation TO-220 Package
Description
This monolithic integrated circuit is an adjustable 3-terminal positive-voltage
regulator designed to supply more than 1.5 A of load current with an output voltage adjustable over a 1.2 V to 37 V range. It employs internal current limiting, thermal shutdown, and safe area compensation.
TO-220
Output
1
1. Adj 2. Output 3. Input
Ordering Information
Product Number LM317T KA317TU
Package TO-220 (Single Gauge) TO-220 (Dual Gauge)
Block Diagram
Vin 3 Input
Packing Method Rail Rail
Operating Temperature 0°C to +125°C 0°C to +125°C
Voltage Reference
Protection Circuitry
1
VVAaADdJjj
© 2002 Fairchild Semiconductor Corporation KA317 / LM317 Rev. 1.2.2
Figure 1. Block Diagram
RRlLimIMiItT 2 Vo
Output
www.fairchildsemi.com
KA317 / LM317 — 3-Terminal Positive Adjustable
Regulator
Absolute Maximum Ratings
Stresses exceeding the absolute maximum ratings may damage the device. The device may not function or be operable above the recommended operating conditions and stressing the parts to these levels is not recommended. In addition, extended exposure to stresses above the recommended operating condi...