參數(shù)資料
型號(hào): TPS54550PWP
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 9.5 A SWITCHING REGULATOR, 700 kHz SWITCHING FREQ-MAX, PDSO16
封裝: GREEN, PLASTIC, HTSSOP-16
文件頁數(shù): 5/31頁
文件大?。?/td> 913K
代理商: TPS54550PWP
www.ti.com
TYPICAL CHARACTERISTICS
0
10
20
30
40
50
60
70
80
90
-50
-25
0
25
50
75
100
125
150
T -JunctionTemperature-°C
J
OnResistance-m
W
V
=12V
IN
V
=4.5V
IN
0.8912
0.8910
0.8908
0.8906
0.8904
0.8902
0.8900
0.8898
50 25
0
25
50
75
100 125 150
V
re
f
Internal
V
oltage
Reference
V
TJ Junction Temperature 5C
VIN = 12 V
7.50
7.75
8
8.25
8.50
0
5
10
15
20
25
V -InputVoltage-V
I
CurrentLimit-
A
T =25°C
J
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
700 kHz
600 kHz
500 kHz
400 kHz
300 kHz
200 kHz
IO > 0.5 A
Minimum
Output
V
oltage
V
VI Input Voltage V
0
100
200
300
400
500
600
700
800
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
IO > 0.5 A
Maximum
Switching
Frequency
kHz
VI Input Voltage V
VO = 3.3 V
VO = 2.5 V
VO = 1.8 V
VO = 1.5 V
VO = 0.9 V
VO = 1.2 V
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
700 kHz
600 kHz
500 kHz
400 kHz
300 kHz
200 kHz
IO = 0 A
Minimum
Output
V
oltage
V
VI Input Voltage V
0
100
200
300
400
500
600
700
800
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
IO < 0.1 A
Maximum
Switching
Frequency
kHz
VI Input Voltage V
VO = 3.3 V
VO = 2.5 V
VO = 0.9 V
VO = 1.8 V
VO = 1.5 V
VO = 1.2 V
50
75
100
125
150
175
200
225
200
300
400
500
600
700
RT
Resistance
k
W
Switching Frequency kHz
0
2
4
6
8
10
12
14
0
5
10
15
20
25
Output
V
oltage
V
O
V
I
Input Voltage V
SLVS623A – MARCH 2006 – REVISED APRIL 2006
ON RESISTANCE
CURRENT LIMIT
INTERNAL VOLTAGE REFERENCE
vs
JUNCTION TEMPERATURE
INPUT VOLTAGE
JUNCTION TEMPERATURE
Figure 5.
Figure 6.
Figure 7.
MAXIMUM SWITCHING
MINIMUM OUTPUT VOLTAGE
FREQUENCY
vs
INPUT VOLTAGE
Figure 8.
Figure 9.
Figure 10.
MAXIMUM SWITCHING
FREQUENCY
MAXIMUM OUTPUT VOLTAGE
RT RESISTANCE
vs
INPUT VOLTAGE
SWITCHING FREQUENCY
Figure 11.
Figure 12.
Figure 13.
13
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TPS54550PWP 制造商:Texas Instruments 功能描述:PWM SWITCHER FET 6A O/P HTSSOP16 制造商:Texas Instruments 功能描述:PWM SWITCHER, FET 6A O/P, HTSSOP16 制造商:Texas Instruments 功能描述:PWM SWITCHER, FET 6A O/P, HTSSOP16; Primary Input Voltage:20V; No. of Outputs:1; Output Voltage:12V; Output Current:6A; Voltage Regulator Case Style:HTSSOP; No. of Pins:16; Operating Temperature Min:-40C; Operating Temperature ;RoHS Compliant: Yes
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TPS54550PWPR/2801 功能描述:直流/直流開關(guān)調(diào)節(jié)器 4.5-20Vin,5A Sync SD Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS54550PWPRG4 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 4.5 to 20V Input 6A Step Down RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel