参数资料
型号: TPS54260EVM-597
厂商: Texas Instruments
文件页数: 1/52页
文件大小: 0K
描述: EVAL MODULE FOR TPS54260
标准包装: 1
系列: SWIFT™
主要目的: DC/DC,步降
输出及类型: 1,非隔离
输出电压: 3.3V
电流 - 输出: 2.5A
输入电压: 10.8 ~ 13.2 V
稳压器拓扑结构: 降压
频率 - 开关: 300kHz
板类型: 完全填充
已供物品:
已用 IC / 零件: TPS54260
其它名称: 296-30449
TPS54260EVM-597-ND

www.ti.com
DGQ
DRC
SLVSA86A – MARCH 2010 – REVISED DECEMBER 2010
3.5V to 60V INPUT, 2.5A, STEP DOWN CONVERTER WITH ECO-MODE?
Check for Samples: TPS54260
1
FEATURES
?
0.8-V Internal Voltage Reference
2
?
3.5V to 60V Input Voltage Range
?
10-Pin MSOP and 10-Pin 3mm × 3mm SON
?
200-m ? High-Side MOSFET
with PowerPAD? Packages
?
?
?
?
High Efficiency at Light Loads with a Pulse
Skipping Eco-Mode?
138 m A Operating Quiescent Current
1.3 m A Shutdown Current
100kHz to 2.5MHz Switching Frequency
?
?
Supported by SwitcherPro? Software Tool
For SWIFT? Documentation, See the TI
?
Synchronizes to External Clock
APPLICATIONS
?
?
?
Adjustable Slow Start/Sequencing
UV and OV Power Good Output
Adjustable UVLO Voltage and Hysteresis
?
?
12-V, 24-V and 48-V Industrial and Commercial
Low Power Systems
GSM, GPRS Modules in Fleet Management,
E-Meters, and Security Systems
DESCRIPTION
The TPS54260 device is a 60V, 2.5A, step down regulator with an integrated high side MOSFET. Current mode
control provides simple external compensation and flexible component selection. A low ripple pulse skip mode
reduces the no load, regulated output supply current to 138 m A. Using the enable pin, shutdown supply current is
reduced to 1.3 m A, when the enable pin is low.
Under voltage lockout is internally set at 2.5V, but can be increased using the enable pin. The output voltage
startup ramp is controlled by the slow start pin that can also be configured for sequencing/tracking. An open
drain power good signal indicates the output is within 94% to 107% of its nominal voltage.
A wide switching frequency range allows efficiency and external component size to be optimized. Frequency fold
back and thermal shutdown protects the part during an overload condition.
The TPS54260 is available in 10-pin thermally enhanced MSOP and 10-pin 3mm × 3mm SON PowerPAD?
packages.
SIMPLIFIED SCHEMATIC
100
EFFICIENCY vs LOAD CURRENT
VIN
EN
PWRGD
TPS54260
BOOT
90
80
70
60
50
SS /TR
PH
40
30
RT /CLK
20
VIN=12V
VOUT=3.3V
COMP
VSENSE
10
fsw=300kHz
0
0
0.5
1.0 1.5 2.0
2.5
3.0
GND
I O - Output Current - A
1
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.
2
Eco-Mode, PowerPAD, SwitcherPro, SWIFT are trademarks of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright ? 2010, Texas Instruments Incorporated
相关PDF资料
PDF描述
VI-BNL-CX-F4 CONVERTER MOD DC/DC 28V 75W
T95D277K004ESSS CAP TANT 270UF 4V 10% 2917
HT32 BI-LATERAL TRIGGER DIACS
LM4040AIM3-3.0+T IC VREF SHUNT PREC 3V SOT-23-3
REC5-0509SRW/H2/A CONV DC/DC 5W 4.5-9VIN 09VOUT
相关代理商/技术参数
参数描述
TPS54260MDGQTEP 功能描述:IC REG BUCK ADJ 2.5A 10MOSP 制造商:texas instruments 系列:Eco-Mode? 包装:剪切带(CT) 零件状态:在售 功能:降压 输出配置:正 拓扑:降压 输出类型:可调式 输出数:1 电压 - 输入(最小值):3.5V 电压 - 输入(最大值):60V 电压 - 输出(最小值/固定):0.8V 电压 - 输出(最大值):60V 电流 - 输出:2.5A 频率 - 开关:100kHz ~ 2.5MHz 同步整流器:无 工作温度:-40°C ~ 150°C(TJ) 安装类型:表面贴装 封装/外壳:10-TFSOP,10-MSOP(0.118",3.00mm 宽)裸露焊盘 供应商器件封装:10-MSOP-PowerPad 标准包装:1
TPS54260MDRCTEP 功能描述:IC REG BUCK ADJ 2.5A 10VSON 制造商:texas instruments 系列:Eco-Mode? 包装:剪切带(CT) 零件状态:在售 功能:降压 输出配置:正 拓扑:降压 输出类型:可调式 输出数:1 电压 - 输入(最小值):3.5V 电压 - 输入(最大值):60V 电压 - 输出(最小值/固定):0.8V 电压 - 输出(最大值):60V 电流 - 输出:2.5A 频率 - 开关:100kHz ~ 2.5MHz 同步整流器:无 工作温度:-40°C ~ 150°C(TJ) 安装类型:表面贴装 封装/外壳:10-VFDFN 裸露焊盘 供应商器件封装:10-VSON(3x3) 标准包装:1
TPS54260-Q1 制造商:TI 制造商全称:Texas Instruments 功能描述:3.5 V to 60 V STEP DOWN CONVERTER WITH ECO-MODEa?¢
TPS54260QDGQRQ1 功能描述:直流/直流开关转换器 3.5-42Vin,2.5A,2.5 MHz Step-Down Cnvrtr RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
TPS54260QDRCRQ1 功能描述:Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 2.5A 10-VFDFN Exposed Pad 制造商:texas instruments 系列:汽车级,AEC-Q100,Eco-Mode? 包装:剪切带(CT) 零件状态:有效 功能:降压 输出配置:正 拓扑:降压 输出类型:可调式 输出数:1 电压 - 输入(最小值):3.5V 电压 - 输入(最大值):60V 电压 - 输出(最小值/固定):0.8V 电压 - 输出(最大值):60V 电流 - 输出:2.5A 频率 - 开关:100kHz ~ 2.5MHz 同步整流器:无 工作温度:-40°C ~ 125°C(TA) 安装类型:表面贴装 封装/外壳:10-VFDFN 裸露焊盘 供应商器件封装:10-VSON(3x3) 标准包装:1