参数资料
型号: LM2576T-12G
厂商: ON SEMICONDUCTOR
元件分类: 稳压器
英文描述: 7.5 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSFM5
封装: LEAD FREE, TO-220, 5 PIN
文件页数: 24/28页
文件大小: 275K
代理商: LM2576T-12G
LM2576
http://onsemi.com
5
I Q
,QUIESCENT
CURRENT
(mA)
40
TYPICAL PERFORMANCE CHARACTERISTICS (Circuit of Figure 15)
V out
,OUTPUT
VOL
TAGE
CHANGE
(%)
V out
,OUTPUT
VOL
TAGE
CHANGE
(%)
,ST
ANDBY
QUIESCENT
CURRENT
(
TJ, JUNCTION TEMPERATURE (°C)
I O
,OUTPUT
CURRENT
(A)
TJ, JUNCTION TEMPERATURE (°C)
Vin, INPUT VOLTAGE (V)
INPUT
OUTPUT
DIFFERENTIAL
(V)
TJ, JUNCTION TEMPERATURE (°C)
Figure 2. Normalized Output Voltage
TJ, JUNCTION TEMPERATURE (°C)
Figure 3. Line Regulation
Figure 4. Dropout Voltage
Figure 5. Current Limit
Figure 6. Quiescent Current
Figure 7. Standby Quiescent Current
ILoad = 200 mA
ILoad = 3.0 A
Vin = 12 V
Vin = 40 V
L1 = 150
mH
Rind = 0.1 W
ILoad = 500 mA
ILoad = 3.0 A
Vout = 5.0 V
Measured at
Ground Pin
TJ = 25°C
VON/OFF = 5.0 V
μ
A)
1.0
0.6
0.2
0
0.2
0.4
1.0
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0.2
0.4
0.6
2.0
1.5
1.0
0.5
0
6.5
6.0
5.5
5.0
4.5
4.0
20
18
16
14
12
10
8.0
6.0
4.0
200
180
160
140
120
100
80
60
20
0
125
100
75
50
25
0
25
50
40
35
30
25
20
15
10
5.0
0
125
100
75
50
25
0
25
50
125
100
75
50
25
0
25
50
40
35
30
25
20
15
10
5.0
0
125
100
75
50
25
0
25
50
0.8
0.6
0.4
0.8
Vin = 20 V
ILoad = 500 mA
Normalized at TJ = 25°C
ILoad = 500 mA
TJ = 25°C
3.3 V, 5.0 V and ADJ
12 V and 15 V
Vin = 25 V
I stby
相关PDF资料
PDF描述
LES20A24-1V8RAJ 1-OUTPUT 1.98 W DC-DC REG PWR SUPPLY MODULE
LH3040-2D1 3-OUTPUT 43 W AC-DC REG PWR SUPPLY MODULE
LGR4501-2 1-OUTPUT 30 W AC-DC REG PWR SUPPLY MODULE
LT1376CN8#TRPBF 3 A SWITCHING REGULATOR, 570 kHz SWITCHING FREQ-MAX, PDIP8
LT1376CN8#TR 3 A SWITCHING REGULATOR, 570 kHz SWITCHING FREQ-MAX, PDIP8
相关代理商/技术参数
参数描述
LM2576T-12-H 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Voltage-Mode SMPS Controller
LM2576T-12LB03 制造商:未知厂家 制造商全称:未知厂家 功能描述:Voltage-Mode SMPS Controller
LM2576T-12P 制造商:National Semiconductor Corporation 功能描述:2576T-12 制造商:Texas Instruments 功能描述:2576T-12
LM2576T-12-V 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Voltage-Mode SMPS Controller
LM2576T-15 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