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参数资料
| 型号： | LM2575T-ADJFLOWLB03/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSFM5 |
| 封装： | LEAD FREE, TO-220, 5 PIN |
| 文件页数： | 23/26页 |
| 文件大小： | 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
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
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
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PDF描述 |
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| LM2575-33IKC | 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSFM5 |
| LM2575-12IKTGR | 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5 |
| LM2575-15IKC | 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSFM5 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LM2575T-ADJG | 功能描述:直流/直流开关调节器 1A 1.23-37V ADJ Buck PWM RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体: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 制造商全称: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 制造商全称:Semtech Corporation 功能描述:Voltage-Mode SMPS Controller |
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