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參數資料
| 型號： | L6731BTR |
| 廠商： | 意法半導體 |
| 英文描述： | Transistor; Type: Amplifiers/Bipolar; VCEO (V): -25; Ic (A): -1; Pc (W): 0.8; hFE: 85 to 330; VCE (sat) (V) max: -0.5; Package: TO-92Mod |
| 中文描述： | 可調式降壓同步整流專用的DDR控制器內存 |
| 文件頁數： | 1/24頁 |
| 文件大?。?/td> | 311K |
| 代理商： | L6731BTR |
June 2006
Rev 3
1/24
24
L6731B
Adjustable step-down controller with synchronous rectification
Dedicated to DDR Memory
Features
■
Input voltage range from 1.8V to 14V
■
Supply voltage range from 4.5V to 14V
■
Adjustable output voltage down to 0.6V with
±0.8% accuracy over line voltage and
temperature (0°C~125°C)
■
Fixed frequency voltage mode control
■
T
ON
lower than 100ns
■
0% to 100% duty cycle
■
V
DDR
input sense
■
Regulates V
TT
and V
TTREF
within 1% of V
DDQ
■
Soft-start and inhibit
■
High current embedded drivers
■
Predictive anti-cross conduction control
■
Programmable high-side and low-side R
DS(on)
sense over-current-protection
■
Selectable switching frequency 250KHz/
500KHz
■
Power good output
■
Sink/source capability for ddr memory and
termination supply
■
Over voltage protection
■
Thermal shut-down
■
Package: HTSSOP16
Applications
■
High performance / high density DC-DC
modules
■
Low voltage distributed DC-DC
■
niPOL converters
■
DDR memory supply
■
DDR termination supply
■
Graphic cards
HTSSOP16 (Exposed Pad)
www.st.com
Order Codes
Part number
Package
Packing
L6731B
HTSSOP16
Tube
L6731BTR
HTSSOP16
Tape & Reel
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相關代理商/技術參數 |
參數描述 |
|---|---|
| L6731D | 功能描述:DC/DC 開關控制器 Adjustable Step Down Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| L6731DTR | 功能描述:DC/DC 開關控制器 Adjustable Step Down Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| L6732 | 功能描述:DC/DC 開關控制器 Adjustable Step Down Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| L6732_08 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Adjustable step-down controller with synchronous rectification |
| L6732_0906 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Adjustable step-down controller with synchronous rectification |
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