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CSD95377Q4M 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
DC/DC转换器
封装:
VSON-Clip-8
描述:
20V 35A SON 3.5 x 4.5mm 同步降压 NexFET™ 功率级 8-VSON-CLIP -40 to 150
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CSD95377Q4M数据手册
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of 21 Go
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Switching Frequency (kHz)
Driver Current (mA)
0 400 800 1200 1600
0
5
10
15
20
25
30
35
D009
T
C
- Junction Temperature (qC)
Driver Current (mA)
-75 -50 -25 0 25 50 75 100 125 150
9.3
9.4
9.5
9.6
9.7
9.8
9.9
10
10.1
10.2
D010
Output Voltage (V)
Power Loss, Normalized
SOA Temperature Adj. (
qC)
0 0.5 1 1.5 2 2.5 3 3.5 4
0.6 -4.3
0.7 -3.2
0.8 -2.2
0.9 -1.1
1 0.0
1.1 1.1
1.2 2.2
1.3 3.2
1.4 4.3
1.5 5.4
D007
Output Inductance (nH)
Power Loss, Normalized
SOA Temperature Adj. (
qC)
0 200 400 600 800 1000 1200
0.85 -1.6
0.9 -1.1
0.95 -0.5
1 0.0
1.05 0.5
1.1 1.1
1.15 1.6
1.2 2.2
D008
Switching Frequency (kHz)
Power Loss, Normalized
SOA Temperature Adj. (qC)
200 400 600 800 1000 1200 1400 1600
0.95 -0.5
1 0.0
1.05 0.5
1.1 1.1
1.15 1.6
1.2 2.1
1.25 2.6
1.3 3.2
1.35 3.7
1.4 4.2
D005
Input Voltage (V)
Power Loss, Normalized
SOA Temperature Adj. (qC)
4 6 8 10 12 14 16
0.97 -0.3
0.98 -0.2
0.99 -0.1
1 0.0
1.01 0.1
1.02 0.2
1.03 0.3
1.04 0.4
1.05 0.5
D006
11
CSD95377Q4M
www.ti.com.cn
ZHCSEI7 –DECEMBER 2015
Copyright © 2015, Texas Instruments Incorporated
Typical Application (continued)
T
J
= 125°C, unless stated otherwise.
V
IN
= 12 V V
DD
= 5 V V
OUT
= 1.8 V
I
OUT
= 30 A L
OUT
= 0.29 µH
Figure 8. Normalized Power Loss vs Frequency
I
OUT
= 30 A V
DD
= 5 V V
OUT
= 1.8 V
ƒ
SW
= 500 kHz L
OUT
= 0.29 µH
Figure 9. Normalized Power Loss vs Input Voltage
V
IN
= 12 V V
DD
= 5 V I
OUT
= 30 A
ƒ
SW
= 500 kHz L
OUT
= 0.29 µH
Figure 10. Normalized Power Loss vs Output Voltage
V
IN
= 12 V V
DD
= 5 V I
OUT
= 30 A
ƒ
SW
= 500 kHz V
OUT
= 1.8 V
Figure 11. Normalized Power Loss vs Output Inductance
V
IN
= 12 V V
DD
= 5 V I
OUT
= 30 A
L
OUT
= 0.29 µH V
OUT
= 1.8 V
Figure 12. Driver Current vs Frequency
V
IN
= 12 V V
DD
= 5 V V
OUT
= 1.8 V
I
OUT
= 30 A L
OUT
= 0.29 µH
Figure 13. Driver Current vs Temperature
1. The Typical CSD95377Q4M system characteristic curves are based on measurements made on a PCB
design with dimensions of 4.0 inches (W) × 3.5 inches (L) × 0.062 inch (T) and 6 copper layers of 1 oz.
copper thickness. See System Example for detailed explanation.
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