参数资料
型号: LM2575-5.0YN
厂商: Micrel Inc
文件页数: 9/12页
文件大小: 0K
描述: IC REG BUCK 5V 1A 16DIP
标准包装: 25
类型: 降压(降压)
输出类型: 固定
输出数: 1
输出电压: 5V
输入电压: 4 V ~ 40 V
频率 - 开关: 42kHz ~ 63kHz
电流 - 输出: 1A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 16-DIP(0.300",7.62mm)
包装: 管件
供应商设备封装: 16-DIP
Micrel, Inc.
Functional Characteristics (circuit of Figure 1 )
Load Transient Response
Switching Waveforms
LM2575
Output
Voltage
Change
+100mV
0
–100mV
A
B
10V
0
1A
0
1.0A
C
1A
.5A
Output
Current
0.5A
0
100μs/div.
D
0
V OUT = 5V
V OUT = 5V V IN = 20V
A: Output pin voltage 10V/div
B: Output pin current 1A/div
C: Inductor current 0.5A/div
D: Output ripple voltage 20 mV/div. AC coupled
Horizontal Time Base: 5μs/div
Functional Diagrams
V IN
FB
1
4
3.1k
FIXED GAIN
ERROR AMP
INTERNAL
REGULATOR
ON/OFF
5
ON/OFF
+
COMPARATOR
1 AMP
SWITCH
1.0k
-
+
-
DRIVER
2
OUT
1.23V
BAND-GAP
REFERENCE
52 kHz
OSCILLATOR
RESET
THERMAL
SHUTDOWN
CURRENT
LIMIT
3
GND
Note: Pin numbers are for the TO-220 package
Fixed Regulator
VIN
1
INTERNAL
REGULATOR
ON/OFF
5
ON/OFF
FIXED GAIN
ERROR AMP
FB
4
+
COMPARATOR
1 AMP
SWITCH
-
+
-
DRIVER
2
OUT
1.23V
BAND-GAP
REFERENCE
52 kHz
OSCILLATOR
RESET
THERMAL
SHUTDOWN
CURRENT
LIMIT
3
GND
Adjustable Regulator
May 2009
9
M9999-051209-B
相关PDF资料
PDF描述
LT1610CMS8 IC REG BOOST ADJ 0.6A 8MSOP
LTC1502CMS8-3.3#TRPBF IC REG SWITCHED CAP 3.3V 8MSOP
GCC30DRYI-S13 CONN EDGECARD 60POS .100 EXTEND
GCC31DRTS-S13 CONN EDGECARD 62POS .100 EXTEND
RBM31DTMS-S189 CONN EDGECARD 62POS R/A .156 SLD
相关代理商/技术参数
参数描述
LM2575-5D2T 制造商:未知厂家 制造商全称:未知厂家 功能描述:Easy Switcher 1.0 A Step-Down Voltage Regulator(389.50 k)
LM2575-5T 制造商:未知厂家 制造商全称:未知厂家 功能描述:Easy Switcher 1.0 A Step-Down Voltage Regulator(389.50 k)
LM2575-5TV 制造商:未知厂家 制造商全称:未知厂家 功能描述:Easy Switcher 1.0 A Step-Down Voltage Regulator(389.50 k)
LM2575-ADJ 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:EASY SWITCHERE⑩ 1.0 A STEP-DOWN VOLTAGE REGULATOR
LM2575-ADJ/NOPB 制造商:Texas Instruments 功能描述: