參數(shù)資料
型號(hào): LP2995
廠商: National Semiconductor Corporation
英文描述: Hex Inverters 14-SO -40 to 85
中文描述: DDR終端穩(wěn)壓器
文件頁(yè)數(shù): 10/13頁(yè)
文件大?。?/td> 291K
代理商: LP2995
PCB Layout Considerations
1.
AVIN and PVIN should be tied together for optimal per-
formance. A local bypass capacitor should be placed as
close as possible to the PVIN pin.
2.
GND should be connected to a ground plane with mul-
tiple vias for improved thermal performance.
3.
V
SENSE
should be connected to the V
TT
termination bus
at the point where regulation is required. For mother-
board applications an ideal location would be at the
center of the termination bus.
VDDQ can be connected remotely to the VDDQ rail
input at either the DIMM or the Chipset. This provides
the most accurate point for creating the reference volt-
age.
V
should be bypassed with a 0.01 μF or 0.1 μF
ceramic capacitor for improved performance. This ca-
pacitor should be located as close as possible to the
V
REF
pin.
4.
5.
L
www.national.com
10
相關(guān)PDF資料
PDF描述
LP2996LQ DDR Termination Regulator
LP2996M DDR Termination Regulator
LP2996MR DDR Termination Regulator
LP2996MRX DDR Termination Regulator
LP2996MX DDR Termination Regulator
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LP2995LQ 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LP2995LQ/7002047 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:
LP2995LQ/J7002047 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:
LP2995LQ/NOPB 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
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