76
78
80
82
84
86
88
90
92
94
0
1
2
3
4
5
6
7
8
9
10
11
12
E
ff
ici
e
n
cy
(
%
)
Output Current (A)
VIN = 12 V
VIN = 19 V
C001
Performance Data and Typical Characteristic Curves
6
Performance Data and Typical Characteristic Curves
through
show typical performance curves for CSD87381PEVM-603.
(1) Efficiency at V
GS
= 5.0 V, V
O
= 1.35 V, f
SW
= 300 kHz, L
O
= 1 µH, T
A
= 25°C
Figure 4. Efficiency versus Output Current for CSD87381P With TPS51219
Figure 5. Switching Node Waveform,
Figure 6. Switching Node Waveform,
VIN = 12 V, Iout = 10 A
VIN = 19 V, Iout = 10 A
7
SLPU003A – February 2014 – Revised February 2014
High Power Density, Low Profile NexFET™ Power Block II for Notebook
Power Supply
Copyright © 2014, Texas Instruments Incorporated