參數(shù)資料
型號： LM2575T-ADJFLOWLB03/NOPB
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSFM5
封裝： LEAD FREE, TO-220, 5 PIN
文件頁數(shù)： 23/26頁
文件大?。?/td> 722K
代理商： LM2575T-ADJFLOWLB03/NOPB
LM1575-5.0, LM2575-5.0, LM2575HV-5.0
Electrical Characteristics (Continued)
Specifications with standard type face are for T
J = 25C, and those with boldface type apply over full Operating Tempera-
ture Range.
Symbol
Parameter
Conditions
Typ
LM1575-5.0
LM2575-5.0
Units
(Limits)
LM2575HV-5.0
Limit
η
Efficiency
V
IN = 12V, ILOAD =1A
77
%
LM1575-12, LM2575-12, LM2575HV-12
Electrical Characteristics
Specifications with standard type face are for T
J = 25C, and those with boldface type apply over full Operating Tempera-
ture Range .
Symbol
Parameter
Conditions
Typ
LM1575-12
LM2575-12
Units
(Limits)
LM2575HV-12
Limit
SYSTEM PARAMETERS (Note 4) Test Circuit Figure 2
V
OUT
Output Voltage
V
IN = 25V, ILOAD = 0.2A
12
V
Circuit of Figure 2
11.88
11.76
V(Min)
12.12
12.24
V(Max)
V
OUT
Output Voltage
0.2A
≤ I
LOAD
≤ 1A,
12
V
LM1575/LM2575
15V
≤ V
IN
≤ 40V
11.64/11.52
11.52/11.40
V(Min)
Circuit of Figure 2
12.36/12.48
12.48/12.60
V(Max)
V
OUT
Output Voltage
0.2A
≤ I
LOAD
≤ 1A,
12
V
LM2575HV
15V
≤ V
IN
≤ 60V
11.64/11.52
11.52/11.40
V(Min)
Circuit of Figure 2
12.42/12.54
12.54/12.66
V(Max)
η
Efficiency
V
IN = 15V, ILOAD =1A
88
%
LM1575-15, LM2575-15, LM2575HV-15
Electrical Characteristics
Specifications with standard type face are for T
J = 25C, and those with boldface type apply over full Operating Tempera-
ture Range .
Symbol
Parameter
Conditions
Typ
LM1575-15
LM2575-15
Units
(Limits)
LM2575HV-15
Limit
SYSTEM PARAMETERS (Note 4) Test Circuit Figure 2
V
OUT
Output Voltage
V
IN = 30V, ILOAD = 0.2A
15
V
Circuit of Figure 2
14.85
14.70
V(Min)
15.15
15.30
V(Max)
V
OUT
Output Voltage
0.2A
≤ I
LOAD
≤ 1A,
15
V
LM1575/LM2575
18V
≤ V
IN
≤ 40V
14.55/14.40
14.40/14.25
V(Min)
Circuit of Figure 2
15.45/15.60
15.60/15.75
V(Max)
V
OUT
Output Voltage
0.2A
≤ I
LOAD
≤ 1A,
15
V
LM2575HV
18V
≤ V
IN
≤ 60V
14.55/14.40
14.40/14.25
V(Min)
Circuit of Figure 2
15.525/15.675
15.68/15.83
V(Max)
η
Efficiency
V
IN = 18V, ILOAD =1A
88
%
LM1575/LM2575/LM2575HV
www.national.com
6
相關(guān)PDF資料
PDF描述
LM2575IKC 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSFM5
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM2575T-ADJG 功能描述:直流/直流開關(guān)調(diào)節(jié)器 1A 1.23-37V ADJ Buck PWM RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
LM2575T-ADJG 制造商:ON Semiconductor 功能描述:IC STEP-DOWN REGULATOR TO-220-5 制造商:ON Semiconductor 功能描述:IC, STEP-DOWN REGULATOR, TO-220-5
LM2575T-ADJ-H 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Voltage-Mode SMPS Controller
LM2575TADJLF02 制造商:National Semiconductor 功能描述:Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220 Rail
LM2575T-ADJ-V 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Voltage-Mode SMPS Controller
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