參數(shù)資料
型號: TPS54611-Q1
廠商: Texas Instruments, Inc.
英文描述: 3-V TO 6-V INPUT, 6-A OUTPUT SYNCHRONOUS BUCK PWM SWITCHER WITH INTEGRATED FETs(SWIFT)
中文描述: 3 - V至6 V輸入,6 - A輸出同步降壓PWM開關(guān)帶有集成FET協(xié)會(SWIFT)
文件頁數(shù): 12/18頁
文件大?。?/td> 246K
代理商: TPS54611-Q1
SGLS266D OCTOBER 2004 REVISED DECEMBER 2004
www.ti.com
12
PERFORMANCE GRAPHS
Figure 12
VI = 5 V
VI = 3.3V
IL Load Current A
70
0
1
2
3
4
5
6
E
80
EFFICIENCY
vs
LOAD CURRENT
100
7
8
9
10
90
60
50
Figure 13
VI = 5 V
VI = 3.3V
1
0.99
0.98
0
1
2
3
4
5
6
VO
1.01
OUTPUT VOLTAGE
vs
LOAD CURRENT
1.03
7
8
9
10
1.02
0.97
IL Load Current A
Figure 14
Phase
Gain
f Frequency Hz
20
10
10
10
100
1 k
10 k
100 k
G
30
40
LOOP RESPONSE
60
50
0
20
P
180
135
90
45
0
Figure 15
40
t Time
μ
s
TRANSIENT RESPONSE
300
0
20
350
0
250
50
150
60 80 100 120 140 160 180 200
100
200
400
VO
0
2
4
6
8
10
12
14
16
IO
Figure 16
4
t Time
μ
s
START-UP WAVEFORMS
6
0
2
7
0
5
1
3
6
8
10
12
14
16 18 20
2
4
8
VI
Figure 17
40
t Time
μ
s
OUTPUT RIPPLE VOLTAGE
60
0
20
70
0
50
10
30
60 80 100 120 140 160 180 200
20
40
80
VO
Figure 18
75
65
35
0
1
2
3
4
5
6
T
85
95
AMBIENT TEMPERATURE
vs
LOAD CURRENT
125
7
8
105
45
25
C
°
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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參數(shù)描述
TPS54612 制造商:TI 制造商全稱:Texas Instruments 功能描述:3-V TO 6-V INPUT, 6-A OUTPUT SYNCHRONOUS BUCK PWM SWITCHER WITH INTEGRATED FETs
TPS54612MPWPREP 制造商:TI 制造商全稱:Texas Instruments 功能描述:3-V TO 6-V INPUT, 6-A OUTPUT SYNCHRONOUS BUCK PWM SWITCHER WITH INTEGRATED FETs (SWIFT)
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