參數(shù)資料
型號(hào)： LM2576HV-5MDC
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： 7.5 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, UUC
封裝： DIE
文件頁數(shù)： 21/27頁
文件大?。?/td> 741K
代理商： LM2576HV-5MDC
Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Maximum Supply Voltage
LM2576
45V
LM2576HV
63V
ON /OFF Pin Input Voltage
0.3V
≤ V ≤ +V
IN
Output Voltage to Ground
(Steady State)
1V
Power Dissipation
Internally Limited
Storage Temperature Range
65C to +150C
Maximum Junction Temperature
150C
Minimum ESD Rating
(C = 100 pF, R = 1.5 k
)2 kV
Lead Temperature
(Soldering, 10 Seconds)
260C
Operating Ratings
Temperature Range
LM2576/LM2576HV
40C
≤ T
J ≤ +125C
Supply Voltage
LM2576
40V
LM2576HV
60V
LM2576-3.3, LM2576HV-3.3
Electrical Characteristics
Specifications with standard type face are for T
J = 25C, and those with boldface type apply over full Operating Temperature
Range.
Symbol
Parameter
Conditions
LM2576-3.3
Units
(Limits)
LM2576HV-3.3
Typ
Limit
(Note 2)
SYSTEM PARAMETERS (Note 3) Test Circuit
Figure 2
V
OUT
Output Voltage
V
IN = 12V, ILOAD = 0.5A
3.3
V
Circuit of
Figure 2
3.234
V(Min)
3.366
V(Max)
V
OUT
Output Voltage
6V
≤ V
IN ≤ 40V, 0.5A ≤ ILOAD ≤ 3A
3.3
V
LM2576
Circuit of
Figure 2
3.168/3.135
V(Min)
3.432/3.465
V(Max)
V
OUT
Output Voltage
6V
≤ V
IN ≤ 60V, 0.5A ≤ ILOAD ≤ 3A
3.3
V
LM2576HV
Circuit of
Figure 2
3.168/3.135
V(Min)
3.450/3.482
V(Max)
η
Efficiency
V
IN = 12V, ILOAD = 3A
75
%
LM2576-5.0, LM2576HV-5.0
Electrical Characteristics
Specifications with standard type face are for T
J = 25C, and those with Figure 2 boldface type apply over full Operating
Temperature Range.
Symbol
Parameter
Conditions
LM2576-5.0
Units
(Limits)
LM2576HV-5.0
Typ
Limit
(Note 2)
SYSTEM PARAMETERS (Note 3) Test Circuit
Figure 2
V
OUT
Output Voltage
V
IN = 12V, ILOAD = 0.5A
5.0
V
Circuit of
Figure 2
4.900
V(Min)
5.100
V(Max)
V
OUT
Output Voltage
0.5A
≤ I
LOAD ≤ 3A,
5.0
V
LM2576
8V
≤ V
IN ≤ 40V
4.800/4.750
V(Min)
Circuit of
Figure 2
5.200/5.250
V(Max)
V
OUT
Output Voltage
0.5A
≤ I
LOAD ≤ 3A,
5.0
V
LM2576HV
8V
≤ V
IN ≤ 60V
4.800/4.750
V(Min)
Circuit of
Figure 2
5.225/5.275
V(Max)
η
Efficiency
V
IN = 12V, ILOAD = 3A
77
%
www.national.com
3
相關(guān)PDF資料
PDF描述
LM2576-15MDC 7.5 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, UUC
LM2576-12MWC 7.5 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, UUC
LM2577SX-15/NOPB 6 A SWITCHING REGULATOR, 62 kHz SWITCHING FREQ-MAX, PSSO5
LM2578N 0.75 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDIP8
LM2591HVADJMWC 3 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, UUC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM2576HV-ADJ 制造商:FCI 制造商全稱:First Components International 功能描述:SMIPLE SWITCHER 3.0A Step-Down Voltage Regulator
LM2576HVS-12 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
LM2576HVS-12/NOPB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 3A STEP-DOWN VLTG REG RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
LM2576HVS-15 功能描述:IC REG BUCK 15V 3A TO263-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:SIMPLE SWITCHER® 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:3.3V 輸入電壓:4.5 V ~ 24 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:125mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 包裝:Digi-Reel® 供應(yīng)商設(shè)備封裝:SOT-6 其它名稱:MAX1836EUT33#TG16DKR
LM2576HVS-3.3 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。

采購(gòu)需求

(若只采購(gòu)一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購(gòu)

我的聯(lián)系方式

*
*
*