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參數(shù)資料
| 型號： | TPS54310MPWPREP |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 6 A SWITCHING REGULATOR, 775 kHz SWITCHING FREQ-MAX, PDSO20 |
| 封裝： | PLASTIC, HTSSOP-20 |
| 文件頁數(shù)： | 17/19頁 |
| 文件大?。?/td> | 487K |
| 代理商： | TPS54310MPWPREP |
TYPICAL CHARACTERISTICS
450
40
0
25
f
Internally
Set
Oscillator
Frequency
kHz
550
750
85
125
650
350
250
TJ Junction Temperature °C
SYNC
≥ 2.5 V
SYNC
≤ 0.8 V
0
20
40
60
80
100
120
40
0
25
85
125
IO = 3 A
VI = 3.3 V
TJ Junction Temperature °C
Drain-Source
On-State
Resistance
0
20
40
60
80
100
40
0
25
85
125
IO = 3 A
VI = 5 V
TJ Junction Temperature °C
Drain-Source
On-State
Resistance
0.889
40
0
25
V
oltage
Reference
V
0.895
85
125
0.893
0.887
0.885
TJ Junction Temperature °C
0.891
V
ref
0.8850
0.8870
0.8890
0.8910
0.8930
0.8950
3
4
5
6
f = 350 kHz
TA = 85°C
VI Input Voltage V
Output
V
oltage
Regulation
V
O
400
40
0
25
f
Externally
Set
Oscillator
Frequency
kHz
500
800
85
125
700
300
200
TJ Junction Temperature °C
600
RT = 68 k
RT = 100 k
RT = 180 k
f Frequency Hz
60
40
0
10
100
1 k
10 k 100 k 1 M
Gain
dB
80
100
140
10 M
120
20
Phase
Degrees
0
20
40
60
80
100
120
140
160
180
200
RL= 10 k,
CL = 160 pF,
TA = 25°C
Phase
Gain
TJ Junction Temperature °C
3.35
3.20
2.90
40
0
25
85
Internal
Slow-Start
Time
ms
3.50
3.65
125
3.80
3.05
2.75
0
0.25
0.5
0.75
1
1.25
1.5
1.75
2
2.25
0
1
2
3
4
IL Load Current A
Device
Power
Losses
W
TJ 125°C
fs = 700 kHz
VI = 3.3 V
VI = 5 V
www.ti.com ..................................................................................................................................................................................................... SLVS818 – APRIL 2008
DRAIN-SOURCE ON-STATE
INTERNALLY SET OSCILLATOR
RESISTANCE
FREQUENCY
vs
JUNCTION TEMPERATURE
Figure 1.
Figure 2.
Figure 3.
EXTERNALLY SET OSCILLATOR
FREQUENCY
VOLTAGE REFERENCE
OUTPUT VOLTAGE REGULATION
vs
JUNCTION TEMPERATURE
INPUT VOLTAGE
Figure 4.
Figure 5.
Figure 6.
INTERNAL SLOW-START TIME
DEVICE POWER LOSSES
ERROR AMPLIFIER
vs
OPEN LOOP RESPONSE
JUNCTION TEMPERATURE
LOAD CURRENT
Figure 7.
Figure 8.
Figure 9.
Copyright 2008, Texas Instruments Incorporated
7
Product Folder Link(s): TPS54310-EP
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPS54310PWP | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 3A Sync Buck 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 |
| TPS54310PWP | 制造商:Texas Instruments 功能描述:BUCK PWM REG FET 3A SMD 54310 |
| TPS54310PWPG4 | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 3A Sync Buck 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 |
| TPS54310PWP-P | 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述: |
| TPS54310PWPR | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 3A Sync Buck 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 |
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