参数资料
型号: LM2575T-15
厂商: MOTOROLA INC
元件分类: 稳压器
英文描述: 3.2 A SWITCHING REGULATOR, 52 kHz SWITCHING FREQ-MAX, PSFM5
封装: 314D-03
文件页数: 25/28页
文件大小: 380K
代理商: LM2575T-15
LM2575
6
MOTOROLA ANALOG IC DEVICE DATA
OUTPUT
VOLTAGE
(PIN 2)
OUTPUT
CURRENT
(PIN 2)
INDUCTOR
OUTPUT
RIPPLE
VOLTAGE
V
out
,OUTPUT
VOL
TAGE
I stby
,ST
ANDBY
QUIESCENT
CURRENT
(
A)
100
–50
10 V
–50
0
100
s/DIV
I FB
,FEEDBACK
PIN
CURRENT
(nA)
TJ, JUNCTION TEMPERATURE (°C)
5.0
s/DIV
NORMALIZED
FREQUENCY
(%)
TJ, JUNCTION TEMPERATURE (°C)
I stby
,ST
ANDBY
QUIESCENT
CURRENT
(
A)
Figure 8. Standby Quiescent Current
Vin, INPUT VOLTAGE (V)
Figure 9. Standby Quiescent Current
Figure 10. Oscillator Frequency
Figure 11. Feedback Pin Current
Figure 12. Switching Waveforms
Figure 13. Load Transient Response
Vin = 12 V
VON/OFF = 5.0 V
TJ = 25°C
–100
1.0 A
1.0
40
0
2.0
0.5
20
1.0 A
0
120
0
100
0.5 A
–2.0
100
–40
80
–4.0
60
40
20 mV
–8.0
20
0
–10
0
40
80
120
60
20
–6.0
/DIV
I Load
,LOAD
CURRENT
(A)
–20
–25
5.0
0
10
25
15
50
20
75
25
100
30
125
40
35
Vin = 12 V
Normalized at 25
°C
Adjustable
Version Only
CHANGE
(mV)
CURRENT
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相关代理商/技术参数
参数描述
LM2575T-15 NOPB 制造商:National Semiconductor 功能描述:Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220
LM2575T15 制造商:Texas Instruments 功能描述:SWITCHING REG 1A 15V 2575 TO2205
LM2575T-15/LB02 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
LM2575T-15/LB03 制造商:Texas Instruments 功能描述:Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220
LM2575T-15/LF02 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