MC7905A
MC7905A is 3-Terminal 1A Negative Voltage Regulator manufactured by Fairchild Semiconductor.
.fairchildsemi.
MC79XX/MC79XXA/LM79XX
3-Terminal 1A Negative Voltage Regulator
Features
- Output Current in Excess of 1A
- Output Voltages of -5, -6, -8 , -9, -10, -12, -15, -18 and 24V
- Internal Thermal Overload Protection
- Short Circuit Protection
- Output Transistor Safe Operating Area pensation
Description
The MC79XX / MC79XXA/ LM79XX series of three terminal negative regulators are available in TO-220 package and with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut down and safe operating area protection, making it essentially indestructible.
TO-220
Vin
1. GND 2. Input 3. Output
Internal Block Digram
R1 VOLTAGE REFERENCE
R2
Output Out
+
Q1
Q2 PROTECTION CIRCUITRY Rsc
I1
I2
Input
In
Rev. 1.0.1
©2002 Fairchild Semiconductor Corporation
MC79XX/MC79XXA/LM79XX...
