Datasheet



SLUS486B − AUGUST 2001 − REVISED JULY 2003
24
www.ti.com
TYPICAL CHARACTERISTICS
Figure 34
T
A
− Temperature − °C
−50 25 12
5
0
40
10075500−25
10
20
30
35
25
15
5
G2 SINK RESISTANCE
vs
TEMPERATURE (R
DS(on)
)
G2 R
SINK
− Ω
Figure 35
−50 25 125
0
40
10075500−25
10
20
30
35
25
15
5
T
A
− Ambient Temperature − °C
G2 SOURCE RESISTANCE
vs
TEMPERATURE
G2 R
SOURCE
− Ω
RELATED PRODUCTS
PART
NUMBER
DESCRIPTION
GATE
DRIVE
PACKAGE
TPS2830/1 Fast synchronous buck MOSFET drivers with dead-time control ± 2.4 A PowerPAD HTSSOP−14, SOIC−14
TPS2832/3 Fast synchronous buck MOSFET drivers with dead-time control ± 2.4 A SOIC−8
TPS2834/5 Synchronous buck MOSFET drivers with dead-time control ± 2.4 A PowerPAD HTSSOP−14, SOIC−14
TPS2836/7 Synchronous buck MOSFET drivers with dead-time control ± 2.4 A SOIC−8
TPS2838/9 Synchronous buck MOSFET drivers with drive regulator ± 4 A PowerPAD HTSSOP−16
TPS2848/9 Synchronous buck MOSFET drivers with drive regulator ± 4 A PowerPAD HTSSOP−14
TPS40000/1/2/3 Low input voltage mode synchronous buck controller with predictive
gate drive
± 1 A PowerPAD MSOP−10
REFERENCES
1. Power Supply Design Seminar SEM−1400 Topic 2: Design and Application Guide for High Speed MOSFET
Gate Drive Circuits, by Laszlo Balogh, Texas Instruments Literature Number SLUP169.
2. Power Supply Design Seminar SEM−1400 Topic 7: Implication of Synchronous Rectifiers in Isolated,
Single-Ended, Forward Converters, by Christopher Bridge, Texas Instruments Literature Number
SLUP175.
3. 12 V to 1.8 V, 20 A High-Efficiency Synchronous Buck Converter Using UCC27222 With Predictive Gate
Drive] Technology, TI Literature Number SLUU140.