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參數(shù)資料
| 型號： | TPS62026DGQRG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1.3 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封裝： | GREEN, PLASTIC, MSOP-10 |
| 文件頁數(shù)： | 1/28頁 |
| 文件大?。?/td> | 829K |
| 代理商： | TPS62026DGQRG4 |
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www.ti.com
FEATURES
DESCRIPTION
APPLICATIONS
Typical Application Circuit (600-mA Output Current)
VIN
EN
MODE
SW
FB
PGND
SW
GND
2
3
1
4
9
10
5
7
8
6
TPS62020
C1
R2
R1
C2
C3
10
F
VI
2.5 V to 6 V
L1
10
H
C4
10
F
VO
0.7 V to VI / 600 mA
40
45
50
55
60
65
70
75
80
85
90
95
100
0
0.01
0.10
1
1000
10
100
Efficiency
%
EFFICIENCY
vs
LOAD CURRENT
IL Load Current mA
VO = 1.8 V
VI = 3.6 V
Mode = High
Mode = Low
VI = 5 V
VI = 3.6 V
VI = 2.7 V
TPS62020
TPS62021
TPS62026
SLVS076C – JUNE 2003 – REVISED DECEMBER 2004
600 mA/1.25 MHz HIGH-EFFICIENCY STEP-DOWN CONVERTER
Up to 95% Conversion Efficiency
The TPS6202x is a high efficiency synchronous
step-down dc-dc converter optimized for battery pow-
Typical Quiescent Current: 18 A
ered portable applications. This device is ideal for
Load Current: 600 mA
portable applications powered by a single Li-Ion
Operating Input Voltage Range: 2.5 V to 6.0 V
battery cell or by 3-cell NiMH/NiCd batteries. With an
Switching Frequency: 1.25 MHz
output voltage range from 6.0 V down to 0.7 V, the
device supports low voltage DSPs and processors in
Adjustable and Fixed Output Voltage
PDAs, pocket PCs, as well as notebooks and
Power Save Mode Operation at Light load
subnotebook computers. The TPS6202x operates at
Currents
a fixed switching frequency of 1.25 MHz and enters
the power save mode operation at light load currents
Active-Low MODE pin on TPS62021
to maintain high efficiency over the entire load current
100% Duty Cycle for Lowest Dropout
range. For low noise applications, the device can be
Internal Softstart
forced into fixed frequency PWM mode by pulling the
Dynamic Output Voltage Positioning
MODE
pin
high.
The
difference
between
the
TPS6202x and the TPS62021 is the logic level of the
Thermal Shutdown
MODE pin. The TPS62021 has an active-low MODE
Short-Circuit Protection
pin. The TPS6202x supports up to 600-mA load
10 Pin MSOP PowerPad Package
current.
10 Pin QFN 3 X 3 mm Package
PDA, Pocket PC and Smart Phones
USB Powered Modems
CPUs and DSPs
PC Cards and Notebooks
xDSL Applications
Standard 5-V to 3.3-V Conversion
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PowerPad is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 2003–2004, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| TPS62021DRCRG4 | 1.3 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO10 |
| TPS62021DRCR | 1.3 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO10 |
| TPS62026DGQ | 1.3 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO10 |
| TPS62020DGQRG4 | 1.3 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO10 |
| TPS62026DGQG4 | 1.3 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO10 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPS62026DRCR | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 3.3V Out 600mA Step-Down 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 |
| TPS62026DRCRG4 | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 3.3V Out 600mA Step-Down 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 |
| TPS62040DGQ | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Adj 1.2A Hi-Eff 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 |
| TPS62040DGQG4 | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Adj 1.2A Hi-Eff 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 |
| TPS62040DGQR | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Adj 1.2A Hi-Eff 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 |
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