參數(shù)資料
型號(hào): LM5071MT-80
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類(lèi): 穩(wěn)壓器
英文描述: Power Over Ethernet PD Controller with Auxiliary Power Power Over Ethernet PD Controller with Auxiliary Power
中文描述: SWITCHING CONTROLLER, 665 kHz SWITCHING FREQ-MAX, PDSO16
封裝: PLASTIC, TSSOP-16
文件頁(yè)數(shù): 6/18頁(yè)
文件大?。?/td> 857K
代理商: LM5071MT-80
Electrical Characteristics
(Note 3) (Continued)
Specifications in standard type face are for T
J
= +25C and those in
boldface type
apply over the full operating junction tem-
perature range. Unless otherwise specified: V
IN
= 48V, V
CC
= 10V, RT = 30.3k
.
Symbol
Parameter
Thermal Shutdown
Tsd
Thermal Shutdown Temp.
Thermal Shutdown
Hysteresis
Thermal Resistance
θ
JA
Junction to Ambient
MT Package
Conditions
Min
Typ
Max
Units
165
25
C
C
125
C/W
Note 1:
Absolute Maximum Ratings are limits beyond which damage to the device may occur. Operating Ratings are conditions under which operation of the device
is intended to be functional. For guaranteed specifications and test conditions, see the Electrical Characteristics. The absolute maximum rating of V
IN
, RTN to V
EE
is derated to (-0.3V to 76V) at -40C.
Note 2:
For detailed information on soldering the plastic TSSOP package, refer to the Packaging Databook available from National Semiconductor.
Note 3:
Min and Max limits are 100% production tested at 25 C. Limits over the operating temperature range are guaranteed through correlation using Statistical
Quality Control (SQC) methods. Limits are used to calculate National’s Average Outgoing Quality Level (AOQL).
Note 4:
Device thermal limitations may limit usable range.
Note 5:
Specification applies to the oscillator frequency. The operational frequency of the LM5071-50 devices is divided by two.
L
www.national.com
6
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LM5071MTX-50 功能描述:熱插拔功率分布 RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube
LM5071MTX-50/NOPB 功能描述:熱插拔功率分布 RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube
LM5071MTX-80 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:Power Over Ethernet PD Controller with Auxiliary Power Power Over Ethernet PD Controller with Auxiliary Power