参数资料
型号: L6730TR
厂商: STMICROELECTRONICS
元件分类: 稳压器
英文描述: 20 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO20
封装: HTSSOP-20
文件页数: 1/52页
文件大小: 1569K
代理商: L6730TR
December 2009
Doc ID 11938 Rev 3
1/52
52
L6730
L6730B
Adjustable step-down controller with synchronous rectification
Features
Input voltage range from 1.8 V to 14 V
Supply voltage range from 4.5 V to 14 V
Adjustable output voltage down to 0.6 V with
±0.8% accuracy over line voltage and
temperature (0°C~125°C)
Fixed frequency voltage mode control
tON lower than 100 ns
0% to 100% duty cycle
Selectable 0.6 V or 1.2 V internal voltage
reference
External input voltage reference
Soft-start and inhibit
High current embedded drivers
Predictive anti-cross conduction control
Selectable uvlo threshold (5 V or 12 V BUS)
Programmable high-side and low-side RDS(on)
sense overcurrent protection
Switching frequency programmable
from 100 kHz to 1 MHz
Master/slave synchronization with 180° phase
shift
Pre-bias start up capability (L6730)
Selectable source/sink or source only
capability after soft-start (L6730)
Selectable constant current or hiccup mode
overcurrent protection after soft-start (L6730B)
Power Good output with programmable delay
Overvoltage protection with selectable
latched/not-latched mode
Thermal shut-down
Package: HTSSOP20
Applications
High performance / high density DC-DC
modules
Low voltage distributed DC-DC
niPOL converters
DDR memory supply
DDR memory bus termination supply
Table 1.
Device summary
Order codes
Package
Packing
L6730
HTSSOP20
Tube
L6730TR
HTSSOP20
Tape and reel
L6730B
HTSSOP20
Tube
L6730BTR
HTSSOP20
Tape and reel
HTSSOP20
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相关代理商/技术参数
参数描述
L6731B 功能描述:开关变换器、稳压器与控制器 Adj. Step-Down w/ Synch Rectification RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
L6731BTR 功能描述:IC CTRLR ADJ STEP DOWN 16-TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,000 系列:- 应用:电源,ICERA E400,E450 输入电压:4.1 V ~ 5.5 V 输出数:10 输出电压:可编程 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:42-WFBGA,WLCSP 供应商设备封装:42-WLP 包装:带卷 (TR)
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L6731DTR 功能描述:DC/DC 开关控制器 Adjustable Step Down Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK
L6732 功能描述:DC/DC 开关控制器 Adjustable Step Down Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK