參數(shù)資料
型號(hào): TPS62000YEG
廠商: Texas Instruments, Inc.
元件分類: DC/DC變換器
英文描述: HIGH-EFFICIENCY STEP-DOWN LOW POWER DC-DC CONVERTER
中文描述: 高效率降壓型小功率DC - DC變換器
文件頁(yè)數(shù): 20/25頁(yè)
文件大?。?/td> 475K
代理商: TPS62000YEG
SLVS294C SEPTEMBER 2000 REVISED SEPTEMBER 2003
20
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
typical application (continued)
VIN
1
8
6
7
3
2
9
5
10
4
L1
10
μ
H
EN
ILIM
SYNC
GND
FC
PG
PGND
FB
L
TPS62003
+
C2
47
μ
F
VO = 1.2 V/200 mA
C3
0.1
μ
F
C1
10
μ
F
VI = 2 V to 3.8 V
L1:
C1:
Murata LQH4C100K04
10
μ
F Ceramic Taiyo Yuden
JMK316BJ106KL
Sanyo 6TPA47M
0.1
μ
F Ceramic
C2:
C3:
Figure 20. Dual Cell NiMH or NiCd to 1.2 V/200 mA; Smallest Solution Size
VIN
1
8
6
7
3
2
9
5
10
4
L1
10
μ
H
EN
ILIM
SYNC
GND
FC
PGND
PG
FB
L
TPS62000
+
C2
47
μ
F
VO = 1.1 V or
1.5 V/600 mA
C3
0.1
μ
F
C1
10
μ
F
VI = 2.5 V to 5.5 V
L1:
C1:
Sumida CDRH5D28-100
10
μ
F Ceramic Taiyo Yuden
JMK316BJ106KL
Sanyo 6TPA47M
0.1
μ
F Ceramic
C2:
C3:
PG
R4
820 k
R1
470 k
R2
326 k
C(ff)
150 pF
R3
524 k
Logic Input
Hi
Low VO = 1.1 V
VO = 1.5 V
Q1
BSS138
Use a small R-C filter to filter wrong reset signals during output voltage transitions.
A large value is used for C(ff) to compensate for the parasitic capacitance introduced into the regulation loop by Q1.
Figure 21. Dynamic Output Voltage Programming As Used in Low Power DSP Applications
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TPS62000YEGR 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Adj 600mA Hi-Eff Step-Down Converter 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
TPS62000YEGT 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Adj 600mA Hi-Eff Step-Down Converter 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
TPS62000YZGR 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Adj 600-mA 95% Eff Step-Down Converter 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
TPS62000YZGT 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Adj 600-mA 95% Eff Step-Down Conv 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
TPS62001DGS 功能描述:直流/直流開關(guān)調(diào)節(jié)器 0.9V Out 600mA Step-Down Con 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