www.
fairchildsemi.
com
MC79LXXA/LM79LXXA
3-Terminal 0.
1A Negative Voltage
Regulator
Features
• • • • • • Output Current up to 100mA No External Components Internal Thermal Over Load Protection Internal Short Circuit Current Limiting Output Voltage Offered in ±5% Tolerance Output Voltage of -5V, -8V, -12V, -15V, -18V, -24V
Description
These
regulators employ internal current limiting and thermal shutdown, making them essentially indestructible.
TO-92 SOT-89
1 1
1.
GND 2.
Input 3.
Output 8-SOP
1
1.
Output 2.
3.
6.
7.
Input 5.
GND 4.
8.
NC
Internal Block Diagram
GND R26 Q10 Q12 Q11 D3 D2 R22 R23+R21 Q6 R18 Q4 Q15 Q16 Q14 R28 R24 Q13 R25 R29 Q17 Q9 R7 C1 R16 R17 Q8 Q1 R1 R2 D1 R6 R3 R4 R5 Input...