参数资料
型号: TPS54616QPWPRQ1
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 12 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO28
封装: GREEN, PLASTIC, HTSSOP-28
文件页数: 4/20页
文件大小: 403K
代理商: TPS54616QPWPRQ1
TPS54611Q1,TPS54612Q1
TPS54613Q1,TPS54614Q1
TPS54615Q1,TPS54616Q1
SGLS266G OCTOBER 2004 REVISED JUNE 2008
www.ti.com
12
PERFORMANCE GRAPHS
Figure 12
VI = 5 V
VI = 3.3V
IL Load Current A
70
01
2
3
4
5
6
Efficiency
%
80
EFFICIENCY
vs
LOAD CURRENT
100
78
9
10
90
60
50
Figure 13
VI = 5 V
VI = 3.3V
1
0.99
0.98
01
2
3
4
5
6
Output
V
oltage
V
1.01
OUTPUT VOLTAGE
vs
LOAD CURRENT
1.03
78
9
10
1.02
0.97
V
O
IL Load Current A
Figure 14
Phase
Gain
f Frequency Hz
20
10
100
1 k
10 k
100 k
Gain
dB
30
40
LOOP RESPONSE
60
50
0
20
Phase
Degrees
180
135
90
45
0
Figure 15
40
t Time
s
TRANSIENT RESPONSE
300
020
350
0
250
50
150
60 80 100 120 140 160 180 200
100
200
400
Output
V
oltage
mV
V
O
0
2
4
6
8
10
12
14
16
Output
Current
A
I O
Figure 16
4
t Time
s
START-UP WAVEFORMS
6
02
7
0
5
1
3
6
8
10
12
14
16 18 20
2
4
8
Input
V
oltage
V
I
Figure 17
40
t Time
s
OUTPUT RIPPLE VOLTAGE
60
020
70
0
50
10
30
60 80 100 120 140 160 180 200
20
40
80
Output
V
oltage
mV
V
O
Figure 18
75
65
35
012
3
4
5
6
Ambient
T
emperature
85
95
AMBIENT TEMPERATURE
vs
LOAD CURRENT
125
78
105
45
25
C°
T
A
IL Load Current A
TJ = 125°C
FS = 700 kHz
VI = 3.3 V
VI = 5 V
55
115
Safe Operating Area
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