Fairchild Semiconductor KA7905
The KA79XX / KA79XXA / LM79XX series of three-terminal negative regulators are available in a TO-220 package with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shutdown, and safe operating area protection.| Part No. | KA7905 |
|---|---|
| Datasheet | KA7905 Download |
| Manufacturer |  Fairchild Semiconductor |
| Description | 3-Terminal 1A Negative Voltage Regulator |
| Buy | Stock & Price |
FEATURES
● Output Current in Excess of 1 A● Output Voltages of: -5 V, -6 V, -8 V, -9 V, -12 V, -15 V, -18 V, -24 V
● Internal Thermal Overload Protection
● Short-Circuit Protection
● Output Transistor Safe Operating Area Compensation
DESCRIPTION
TO-220 Input Ordering Information Product Number KA7905TU KA7906TU KA7908TU KA7909TU KA7912TU KA7915TU KA7918TU KA7924TU KA7912ATU KA7915ATU LM7905CT LM7908CT LM7909CT LM7910CT LM7912CT LM7915CT LM7918CT Output Voltage Tolerance ±4% ±2% ±4% © 2002 Fairchild Semiconductor Corporation KA79XX / KA79XXA / LM79XX Rev. 1.1.1 1 1. GND 2. Input 3. Output Package Packing Method Operating Temperature TO-220 (Dual Gauge) Rail 0 to +125°C TO-220 (Single Gauge) KA79XX / KA79XXA / LM79XX — 3-Terminal 1 A Negative Voltage Regulator Block Diagram GND VOLTAGE REFERENCE I1 R1 R2 OOuutptut + Q1 - Q2 PROTECTION I2 CIRCUITRY Rsc In Input Figure 1. Block DiagramABSOLUTE 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.
