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参数资料
| 型号： | TPS54311QPWPRQ1 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 7.5 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO20 |
| 封装： | PLASTIC, HTSSOP-20 |
| 文件页数： | 12/19页 |
| 文件大小： | 0K |
| 代理商： | TPS54311QPWPRQ1 |
TPS54311-Q1, TPS54312-Q1
TPS54313-Q1, TPS54314-Q1
TPS54315-Q1, TPS54316-Q1
SGLS242G OCTOBER 2004 REVISED SEPTEMBER 2008
www.ti.com
2
80
82
84
86
88
90
92
94
96
0
0.5
1
1.5
2
2.5
3
Load Current A
Efficiency
%
TA = 25°C
VI = 5 V
VO = 3.3 V
EFFICIENCY
vs
LOAD CURRENT
VIN
PH
TPS54316
BOOT
PGND
VSENSE
GND
VBIAS
Input
Output
Simplified Schematic
ORDERING INFORMATION(1)
TJ
OUTPUT
VOLTAGE
PACKAGED DEVICES
PLASTIC HTSSOP (PWP)(2)
TJ
OUTPUT
VOLTAGE
PACKAGED DEVICES
PLASTIC HTSSOP (PWP)(2)
0.9 V
TPS54311QPWPRQ1(3)
1.8 V
TPS54314QPWPRQ1(3)
40
°C to 125°C
1.2 V
TPS54312QPWPRQ1
40
°C to 125°C
2.5 V
TPS54315QPWPRQ1
40 C to 125 C
1.5 V
TPS54313QPWPRQ1(3)
40 C to 125 C
3.3 V
TPS54316QPWPRQ1(3)
(1) For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site
at www.ti.com.
(2) The PWP package is taped and reeled as indicated by the R suffix. See application section of data sheet for PowerPAD drawing and layout
information.
(3) Product Preview
ABSOLUTE MAXIMUM RATINGS
over operating free-air temperature range unless otherwise noted(1)
VIN, SS/ENA, FSEL
0.3 V to 7 V
Input voltage range V
RT
0.3 V to 6 V
Input voltage range, VI
VSENSE
0.3 V to 4 V
BOOT
0.3 V to 17 V
Output voltage range V
VBIAS, PWRGD, COMP
0.3 V to 7 V
Output voltage range, VO
PH
0.6 V to 10 V
Source current I
PH
Internally Limited
Source current, IO
COMP, VBIAS
6 mA
PH
6 A
Sink current
COMP
6 mA
Sink current
SS/ENA,PWRGD
10 mA
Voltage differential
AGND to PGND
±0.3 V
Operating virtual junction temperature range, TJ
40
°C to 150°C
Storage temperature, Tstg
65
°C to 150°C
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds
300
°C
(1) Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
RECOMMENDED OPERATING CONDITIONS
MIN
NOM
MAX
UNIT
Input voltage range, VI
3
6
V
Operating junction temperature, TJ
40
125
°C
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TPS54312 | 制造商:TI 制造商全称:Texas Instruments 功能描述:3-V TO 6-V INPUT, 3-A OUTPUT SYNCHRONOUS-BUCK PWM SWITCHER WITH INTEGRATED FETs |
| TPS54312MPWPREP | 功能描述:直流/直流开关调节器 Mil Enh 3V-6V 3A Out Synch-Buck PWM Sw RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
| TPS54312PWP | 功能描述:直流/直流开关调节器 Lo-In Voltage 3A Sync Buck Converter RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
| TPS54312PWP | 制造商:Texas Instruments 功能描述:BUCK PWM REG FET 3A SMD 54312 |
| TPS54312PWPG4 | 功能描述:直流/直流开关调节器 Lo-In Voltage 3A Sync Buck Converter RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
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