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| 型號(hào)： | TPS62420DRCT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1.61 A DUAL SWITCHING CONTROLLER, 2500 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封裝： | 3 X 3 MM, GREEN, PLASTIC, SON-10 |
| 文件頁(yè)數(shù)： | 36/37頁(yè) |
| 文件大小： | 1020K |
| 代理商： | TPS62420DRCT |
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0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
100
1000
Efficiency
PowerSaveMode
MODE/DATA =0
ForcedPWMMode
MODE/DATA =1
V
=2.7V
IN
V
=3.6V
IN
V
=2.7V
IN
V
=3.6V
IN
V
=5V
IN
V
=5V
IN
V
=1.1V
OUT1
I
-mA
OUT
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
100
1000
Efficiency
I
-mA
OUT
V
=2.7V
IN
V
=3.6V
IN
V
=5V
IN
PowerSaveMode
MODE/DATA =0
ForcedPWMMode
MODE/DATA =1
V
=2.7V
IN
V
=3.6V
IN
V
=5V
IN
V
=1.575V
OUT1
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
100
1000
Efficiency
I
-mA
OUT
PowerSaveMode
MODE/DATA =0
ForcedPWMMode
MODE/DATA =1
V
=1.8V
OUT2
V
=2.7V
IN
V
=3.6V
IN
V
=5V
IN
V
=2.7V
IN
V
=3.6V
IN
V
=5V
IN
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
100
1000
Efficiency
I
-mA
OUT
PowerSaveMode
MODE/DATA =0
ForcedPWMMode
MODE/DATA =1
V
=3.6V
IN
V
=5V
IN
V
=3.3V
OUT2
V
=3.6V
IN
V
=5V
IN
SLVS676C – JUNE 2006 – REVISED JUNE 2010
www.ti.com
TYPICAL CHARACTERISTICS (continued)
FIGURE NO.
Soft Start
27
EasyScale Protocol Overview
28
EasyScale Protocol Without Acknowledge
29
EasyScale Protocol Including Acknowledge
30
EasyScale – Bit Coding
31
MODE/DATA PIN: Mode Selection
32
MODE/DATA Pin: Power Save Mode / Interface Communication
33
Typical Application Circuit 1.5V / 2.85V Adjustable Outputs
34, 35
Layout Diagram
36
PCB Layout
37
EFFICIENCY VOUT1 = 1.1V
EFFICIENCY VOUT1 = 1.575V
Figure 1.
Figure 2.
EFFICIENCY VOUT2 = 1.8V
EFFICIENCY VOUT2 = 3.3V
Figure 3.
Figure 4.
8
Copyright 2006–2010, Texas Instruments Incorporated
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPS62420DRCT | 制造商:Texas Instruments 功能描述:DC/DC Converter IC 制造商:Texas Instruments 功能描述:IC, DUAL STEP-DOWN CONVERTER, SON-10 |
| TPS62420DRCTG4 | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Dual Adj 600mA & 1000mA 2.25MHz 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 |
| TPS62420EVM-167 | 功能描述:電源管理IC開發(fā)工具 STEP DOWN CONVERTER RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| TPS62420QDRCRQ1 | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Dual,Adj,600mA&1000 mA,2.25MHz Step-Down 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 |
| TPS62421DRCR | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 2.25MHz 600mA/1000 mA Dual Step Down RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
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