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参数资料
| 型号： | LM2675M-12X |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 2.2 A SWITCHING REGULATOR, 275 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | 0.150 INCH, PLASTIC, SOIC-8 |
| 文件页数： | 20/26页 |
| 文件大小： | 920K |
| 代理商： | LM2675M-12X |
Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
45V
ON/OFF Pin Voltage
0.1V
≤ V
SH
≤ 6V
Switch Voltage to Ground
1V
Boost Pin Voltage
V
SW +8V
Feedback Pin Voltage
0.3V
≤ V
FB
≤ 14V
ESD Susceptibility
Human Body Model (Note 2)
2 kV
Power Dissipation
Internally Limited
Storage Temperature Range
65C to +150C
Lead Temperature
M Package
Vapor Phase (60s)
+215C
Infrared (15s)
+220C
N Package (Soldering, 10s)
+260C
LLP Package (See AN-1187)
Maximum Junction Temperature
+150C
Operating Ratings
Supply Voltage
6.5V to 40V
Junction Temperature Range
40C
≤ T
J
≤ +125C
Electrical Characteristics
LM2675-3.3 Specifications with standard type face are for T
J = 25C, and those with bold type face apply over full
Operating Temperature Range.
Symbol
Parameter
Conditions
Typical
Min
Max
Units
V
OUT
Output Voltage
V
IN = 8V to 40V, ILOAD = 20 mA to 1A
3.3
3.251/3.201
3.350/3.399
V
OUT
Output Voltage
V
IN = 6.5V to 40V, ILOAD = 20 mA to 500 mA
3.3
3.251/3.201
3.350/3.399
V
η
Efficiency
V
IN = 12V, ILOAD =1A
86
%
LM2675-5.0
Symbol
Parameter
Conditions
Typical
Min
Max
Units
V
OUT
Output Voltage
V
IN = 8V to 40V, ILOAD = 20 mA to 1A
5.0
4.925/4.850
5.075/5.150
V
OUT
Output Voltage
V
IN = 6.5V to 40V, ILOAD = 20 mA to 500 mA
5.0
4.925/4.850
5.075/5.150
V
η
Efficiency
V
IN = 12V, ILOAD =1A
90
%
LM2675-12
Symbol
Parameter
Conditions
Typical
Min
Max
Units
V
OUT
Output Voltage
V
IN = 15V to 40V, ILOAD = 20 mA to 1A
12
11.82/11.64
12.18/12.36
V
η
Efficiency
V
IN = 24V, ILOAD =1A
94
%
LM2675-ADJ
Symbol
Parameter
Conditions
Typ
Min
Max
Units
V
FB
Feedback
Voltage
V
IN = 8V to 40V, ILOAD = 20mAto1A
V
OUT Programmed for 5V
(see Circuit of Figure 3)
1.210
1.192/1.174
1.228/1.246
V
FB
Feedback
Voltage
V
IN = 6.5V to 40V, ILOAD = 20mAto500 mA
V
OUT Programmed for 5V
(see Circuit of Figure 3)
1.210
1.192/1.174
1.228/1.246
V
LM2675
www.national.com
3
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PDF描述 |
|---|---|
| LM2677LDX-5.0 | 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO14 |
| LM2677LD-3.3 | 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO14 |
| LM2677LDX-12 | 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO14 |
| LM2677LD-12 | 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO14 |
| LM2677SDX-3.3/NOPB | 8.75 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, DSO14 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LM2675M-3.3 | 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| LM2675M-3.3 | 制造商:Texas Instruments 功能描述:SWITCHING REG 0.1A 3.3V SMD 2675 |
| LM2675M-3.3/NOPB | 功能描述:直流/直流开关转换器 HIGH EFF 1A STEP- DOWN VLTG REG RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| LM2675M-33 | 制造商:TI 制造商全称:Texas Instruments 功能描述:LM2675 SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage |
| LM2675M-5 | 制造商:TI 制造商全称:Texas Instruments 功能描述:LM2675 SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage |
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