参数资料
型号: LT3502AEDC#TR
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: 1.1 A SWITCHING REGULATOR, 2800 kHz SWITCHING FREQ-MAX, PDSO10
封装: 2 X 2 MM, PLASTIC, DFN-10
文件页数: 16/20页
文件大小: 457K
代理商: LT3502AEDC#TR
LT3502/LT3502A
5
3502f
Continuous Mode Waveform
Discontinuous Mode Waveform
LT3502A Maximum VIN for Full
Frequency (VOUT = 3.3V)
VSW
5V/DIV
IL
200mA/DIV
VOUT
20mV/DIV
200ns/DIV
3502 G23
VIN = 12V
VOUT = 3.3V
L = 6.8
μH
COUT = 10μF
IOUT = 250mA
VSW
5V/DIV
IL
200mA/DIV
VOUT
20mV/DIV
200ns/DIV
3502 G24
VIN = 12V
VOUT = 3.3V
L = 6.8
μH
COUT = 10μF
IOUT = 30mA
LOAD CURRENT (A)
0
V
IN
(V)
5
15
20
25
0.4
45
3502 G15
10
0.2
0.1
0.5
0.6
0.3
0.7
30
35
40
TA = 25°C
TA = 85°C
LT3502A Maximum VIN for Full
Frequency (VOUT = 5V)
LOAD CURRENT (A)
0
V
IN
(V)
5
15
20
25
0.4
45
3502 G16
10
0.2
0.1
0.5
0.6
0.3
0.7
30
35
40
TA = 85°C
TA = 25°C
LT3502 Maximum VIN for Full
Frequency (VOUT = 3.3V)
LOAD CURRENT (A)
0
V
IN
(V)
5
15
20
25
0.4
45
3502 G17
10
0.2
0.1
0.5
0.6
0.3
0.7
30
35
40
TA = 85°C
TA = 25°C
LT3502A Typical Minimum Input
Voltage (VOUT = 3.3V)
LOAD CURRENT (A)
0.001
7
6
5
4
3
2
1
0
3502 G19
0.01
0.1
1
V
IN
(V)
LT3502A Typical Minimum Input
Voltage (VOUT = 5V)
LOAD CURRENT (A)
0.001
4
V
IN
(V)
6
8
0.01
0.1
1
3502 G20
2
3
5
7
1
0
LT3502 Typical Minimum Input
Voltage (VOUT = 3.3V)
LOAD CURRENT (A)
0.001
7
6
5
4
3
2
1
0
3502 G21
0.01
0.1
1
V
IN
(V)
LT3502 Typical Minimum Input
Voltage (VOUT = 5V)
LOAD CURRENT (A)
0.001
4
V
IN
(V)
6
8
0.01
0.1
1
3502 G22
2
3
5
7
1
0
TYPICAL PERFORMANCE CHARACTERISTICS (T
A = 25°C unless otherwise noted)
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