參數(shù)資料
型號(hào): TPS54010PWPG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 25 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO28
封裝: GREEN, PLASTIC, HTSSOP-28
文件頁(yè)數(shù): 9/29頁(yè)
文件大?。?/td> 984K
代理商: TPS54010PWPG4
www.ti.com
PERFORMANCE GRAPHS
-0.5
-0.4
-0.3
-0.2
-0.1
0.1
0.2
0.3
0.4
0.5
0
2
4
6
8
10
12
14
16
Output
V
oltage
V
ariation
-
%
0
2.2 V
2.5 V
3.3 V
4.0 V
IO - Output - A
-0.3
-0.25
-0.2
-0.15
-0.1
-0.05
0
0.05
0.1
0.15
0.2
0.25
0.3
2
2.5
3
3.5
4
PVIN - V
Output
V
oltage
Deviation
-
%
IO = 0A
IO = 7A
IO = 14A
f - Frequency - Hz
-20
-40
100
1 k
10 k
100 k
1 M
Gain
-
dB
0
20
60
40
-60
-120
0
60
180
120
-180
Phase
-
Degrees
Gain
Phase
Time = 500 nsec/div
PVIN(RIPPLE) = 100 mV/div (ac coupled)
IO = 14 A
V(PH) = 1 V/div
Time = 500 nsec/div
VO(RIPPLE) = 20 mV/div (ac coupled)
IO = 14 A
V(PH ) = 1 V/div
50
55
60
65
70
75
80
85
90
95
100
0
2
4
6
8
10
12
14
16
Efficiency
-
%
2.2 V
2.5 V
3.3 V
4.0 V
IO - Output - A
Time = 10 msec/div
V(SS/ENA) = 1 V/div
VO = 1 V/div
Time = 10 msec/div
VIN = 1 V/div
VO = 1 V/div
Time = 200 msec/div
VO = 50 mV/div (ac coupled)
IO = 5 A/div
TPS54010
SLVS509B – MAY 2004 – REVISED JUNE 2005
The performance data for Figure 16 through Figure 24 are for the circuit in Figure 12. Conditions are PVIN = 2.5
V, VIN = 3.3 V, VO = 1.5 V, fs = 700 kHz, and IO = 7 A, TA = 25°C, unless otherwise specified.
MEASURED LOOP RESPONSE
LOAD REGULATION
LINE REGULATION
vs
FREQUENCY
OUTPUT CURRENT
INPUT VOLTAGE
Figure 16.
Figure 17.
Figure 18.
EFFICIENCY
vs
OUTPUT CURRENT
INPUT RIPPLE VOLTAGE
OUTPUT VOLTAGE RIPPLE
Figure 19.
Figure 20.
Figure 21.
START-UP WAVEFORM
OUTPUT VOLTAGE RELATIVE
LOAD TRANSIENT RESPONSE
TO ENABLE
TO VIN
Figure 22.
Figure 23.
Figure 24.
17
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