參數(shù)資料
型號： TPS62660YFF
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： 1.75 A SWITCHING REGULATOR, 6600 kHz SWITCHING FREQ-MAX, BGA6
封裝： LEAD FREE, DSBGA-6
文件頁數(shù)： 27/30頁
文件大?。?/td> 791K
代理商： TPS62660YFF
0
10
20
30
40
50
60
70
80
90
100
Efficiency-%
0.1
1
10
100
1000
I
-LoadCurrent-mA
O
V =2.7V
PFM/PWMOperation
I
V =3.6V
PFM/PWMOperation
I
V =4.2V
PFM/PWMOperation
I
V =3.6V
ForcedPWMOperation
I
V
=1.8V(TPS62661)
L =muRataLQM2MPN1R0NG0
O
0.1
1
10
100
1000
I
-LoadCurrent-mA
O
V
=1.8V(TPS62660)
O
0
10
20
30
40
50
60
70
80
90
100
Efficiency-%
V =3.6V
PFM/PWMOperation
I
V =4.2V
PFM/PWMOperation
I
V =3.6V
ForcedPWMOperation
I
V =2.7V
PFM/PWMOperation
I
SLVS871B – FEBRUARY 2010 – REVISED SEPTEMBER 2010
www.ti.com
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
vs Load current
3, 4, 5, 6
h
Efficiency
vs Input voltage
7
Peak-to-peak output ripple current
vs Load current
8, 9
Combined line/load transient
10, 11
response
12, 13, 14, 15, 16,
Load transient response
17, 18, 19, 20, 21, 22
AC load transient response
23, 24, 25
VO
DC output voltage
vs Load current
26, 27
PFM/PWM boundaries
28, 29
IQ
No load quiescent current
vs Input voltage
30
fs
Switching frequency
vs Input voltage
31
P-channel MOSFET rDS(on)
vs Input voltage
32
rDS(on)
N-channel MOSFET rDS(on)
vs Input voltage
33
PWM operation
34
Power-save mode operation
35
Mode change response
36, 37
Over-current fault operation
38
Start-up
39, 40
EFFICIENCY
vs
LOAD CURRENT
Figure 3.
Figure 4.
6
Copyright 2010, Texas Instruments Incorporated
Product Folder Link(s): TPS62660 TPS62665
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS62660YFFR 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 1000mA,6MHz Synch Step-Down Converter 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
TPS62660YFFT 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 1000mA,6MHz Synch Step-Down Converter 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
TPS62665YFFR 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 1000mA6MHz Synch Step-Down Converter 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
TPS62665YFFT 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 1000mA6MHz Synch Step-Down Converter 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
TPS62671YFDR 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 500mA,6MHz Hi-Eff Step-Down Converter 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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