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参数资料
| 型号： | LM2588-12MDC |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 9.5 A SWITCHING REGULATOR, 200 kHz SWITCHING FREQ-MAX, UUC |
| 封装： | DIE |
| 文件页数： | 28/33页 |
| 文件大小： | 863K |
| 代理商： | LM2588-12MDC |
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LM2588-5.0
Electrical Characteristics (Continued)
Specifications with standard type face are for T
J = 25C, and those in bold type face apply over full Operating Temperature
Range. Unless otherwise specified, V
IN = 5V.
Symbol
Parameters
Conditions
Typical
Min
Max
Units
UNIQUE DEVICE PARAMETERS (Note 5)
V
REF
Reference Voltage
V
IN = 4V to 40V
3.3
mV
Line Regulation
G
M
Error Amp
I
COMP = 30 A to +30 A
0.750
0.447
1.491
mmho
Transconductance
V
COMP = 1.0V
A
VOL
Error Amp
V
COMP = 0.5V to 1.6V
165
99/49
V/V
Voltage Gain
R
COMP = 1.0 M (Note 6)
LM2588-12
Electrical Characteristics
Specifications with standard type face are for T
J = 25C, and those in bold type face apply over full Operating Temperature
Range. Unless otherwise specified, V
IN = 5V.
Symbol
Parameters
Conditions
Typical
Min
Max
Units
SYSTEM PARAMETERS Test Circuit of
Figure 2 (Note 4)
V
OUT
Output Voltage
V
IN = 4V to 10V
12.0
11.52/11.40
12.48/12.60
V
I
LOAD = 300 mA to 1.2A
V
OUT/
Line Regulation
V
IN = 4V to 10V
20
100/200
mV
V
IN
I
LOAD = 300 mA
V
OUT/
Load Regulation
V
IN = 10V
20
100/200
mV
I
LOAD
I
LOAD = 300 mA to 1.2A
η
Efficiency
V
IN = 10V, ILOAD = 1A
90
%
UNIQUE DEVICE PARAMETERS (Note 5)
V
REF
Output Reference
Measured at Feedback Pin
12.0
11.79/11.76
12.21/12.24
V
Voltage
V
COMP = 1.0V
V
REF
Reference Voltage
V
IN = 4V to 40V
7.8
mV
Line Regulation
G
M
Error Amp
I
COMP = 30 A to +30 A
0.328
0.186
0.621
mmho
Transconductance
V
COMP = 1.0V
A
VOL
Error Amp
V
COMP = 0.5V to 1.6V
70
41/21
V/V
Voltage Gain
R
COMP = 1.0 M (Note 6)
LM2588-ADJ
Electrical Characteristics
Specifications with standard type face are for T
J = 25C, and those in bold type face apply over full Operating Temperature
Range. Unless otherwise specified, V
IN = 5V.
Symbol
Parameters
Conditions
Typical
Min
Max
Units
SYSTEM PARAMETERS Test Circuit of
Figure 2 (Note 4)
V
OUT
Output Voltage
V
IN = 4V to 10V
12.0
11.52/11.40
12.48/12.60
V
I
LOAD = 300 mA to 1.2A
V
OUT/
Line Regulation
V
IN = 4V to 10V
20
100/200
mV
V
IN
I
LOAD = 300 mA
V
OUT/
Load Regulation
V
IN = 10V
20
100/200
mV
I
LOAD
I
LOAD = 300 mA to 1.2A
η
Efficiency
V
IN = 10V, ILOAD = 1A
90
%
www.national.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM2588S-12 | 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 |
| LM2588S-12/NOPB | 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 |
| LM2588S-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 |
| LM2588S-3.3/NOPB | 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 |
| LM2588S-5.0 | 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 |
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