Three-Terminal Negative Voltage Regulators The MC7900 series of fixed output negative voltage regulators are intended as complements to the popular MC7800 series devices. These negative regulators are available in the same seven–voltage options as the MC7800 devices. In addition, one extra voltage option commonly employed in MECL systems is also available in.
0 k R1
12 k 1.0 k
4.0 k
1.2 k
1.6 k
R2
Order this document by MC7900/D
MC7900 Series
THREE
–TERMINAL NEGATIVE FIXED VOLTAGE REGULATORS
T SUFFIX PLASTIC PACKAGE
CASE 221A
Heatsink surface connected to Pin 2.
1 2
3
Pin 1. Ground 2. Input 3. Output
D2T SUFFIX PLASTIC PACKAGE
CASE 936 (D2PAK)
12
3
Heatsink surface (shown as terminal 4 in case outline drawing) is connected to Pin 2.
10 k
VO
20 pF
10 pF 10 k
2.0 k
20 k 20 k
1.1 k
240 0.3
750
This device contains 26 active transistors.
VI
ORDERING INFORMATION
Device
Output Voltage
Operating
Tolerance
Temperature Range
MC79.
DATA SHEET www.onsemi.com Negative Voltage Regulators 1.0 A TO−220 T SUFFIX CASE 221AB MC7900 Series The MC7900 serie.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | MC7912A |
Fairchild |
3-Terminal 1A Negative Voltage Regulator | |
2 | MC7912ACT |
Fairchild |
3-Terminal 1A Negative Voltage Regulator | |
3 | MC7912ACT |
Motorola |
3-Terminal Negative Voltage Regulator | |
4 | MC7912 |
Fairchild |
3-Terminal 1A Negative Voltage Regulator | |
5 | MC7912 |
ON Semiconductor |
1.0A Negative Voltage Regulators | |
6 | MC7912 |
Motorola |
3-Terminal Negative Voltage Regulator | |
7 | MC7912B |
ON Semiconductor |
1.0A Negative Voltage Regulators | |
8 | MC7912BT |
Motorola |
3-Terminal Negative Voltage Regulator | |
9 | MC7912C |
ON Semiconductor |
1.0A Negative Voltage Regulators | |
10 | MC7912C |
Motorola |
3-Terminal Negative Voltage Regulator | |
11 | MC7912CT |
Fairchild |
3-Terminal 1A Negative Voltage Regulator | |
12 | MC7912CT |
MCC |
Three-Terminal Negative Voltage Regulator |