Datasheet

TPS1120, TPS1120Y
DUAL P-CHANNEL ENHANCEMENT-MODE MOSFETS
SLVS080A – MARCH 1994 – REVISED AUGUST 1995
11
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
THERMAL INFORMATION
Figure 16 illustrates the thermally enhanced (SO) lead frame. Attaching the two MOSFET dies directly to the source
terminals allows maximum heat transfer into a power plane.
Lead 8
Lead 7
Lead 6
Lead 5
Lead 1
Lead 2
Lead 3
Lead 4
1GATE
1SOURCE
2GATE
2SOURCE
1DRAIN
1DRAIN
2DRAIN
2DRAIN
MOSFET 2
MOSFET 1
Pad 1
Pad 1
Figure 16. TPS1120 Dual MOSFET SO-8 Lead Frame
APPLICATION INFORMATION
Load
3 V or 5 V
Microcontroller
Figure 17. Notebook Load Management
Microcontroller
Charge
Pump
5 V
–4 V
GaAs FET
Amplifier
Driver
Figure 18. Cellular Phone Output Drive