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LT8685SRVPBF 数据表(PDF) 9 Page - Analog Devices

部件名 LT8685SRVPBF
功能描述  42V Quad, Gangable, Synchronous, Monolithic Step-Down Regulator
PDF  24 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

LT8685SRVPBF 数据表(HTML) 9 Page - Analog Devices

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LT8685S
9
Rev. 0
For more information www.analog.com
Conducted EMI Performance
TYPICAL PERFORMANCE CHARACTERISTICS
Radiated EMI Performance – Vertical Polarization
(CISPR25 Radiated Emission Test with Class 5 Peak Limits)
Radiated EMI Performance – Horizontal Polarization
(CISPR25 Radiated Emission Test with Class 5 Peak Limits)
TA = 25°C. VIN1 = VIN2 = 12V, VIN3 = VIN4 = 3.3V,
fSW = 2MHz unless otherwise noted.
EVAL-LT8685S DEMO BOARD
(WITH EMI FILTER INSTALLED)
VEMI = 14V, VOUT1 = 5V, VOUT2 = 3.3V, VOUT3 = 1.8V, VOUT4 = 1.2V
IOUT1 = IVIN3 + IVIN4 + IBIAS, IOUT2 = 1A, IOUT3 = IOUT4 = 4A, fSW = 2MHz
CLASS 5 PEAK LIMIT
SPREAD SPECTRUM MODE
FIXED FREQUENCY MODE
FREQUENCY (MHz)
0
3
6
9
12
15
18
21
24
27
30
–20
–10
0
10
20
30
40
50
60
8685S G33
EVAL-LT8685S DEMO BOARD
(WITH EMI FILTER INSTALLED)
VEMI = 14V, VOUT1 = 5V, VOUT2 = 3.3V, VOUT3 = 1.8V, VOUT4 = 1.2V
IOUT1 = IVIN3 + IVIN4 + IBIAS, IOUT2 = 1A, IOUT3 = IOUT4 = 4A, fSW = 2MHz
FREQUENCY (MHz)
0
100
200
300
400
500
600
700
800
900
1000
–10
–5
0
5
10
15
20
25
30
35
40
45
50
8685S G34
CLASS 5 PEAK LIMIT
SPREAD SPECTRUM MODE
FIXED FREQUENCY MODE
EVAL-LT8685S DEMO BOARD
(WITH EMI FILTER INSTALLED)
VEMI = 14V, VOUT1 = 5V, VOUT2 = 3.3V, VOUT3 = 1.8V, VOUT4 = 1.2V
IOUT1 = IVIN3 + IVIN4 + IBIAS, IOUT2 = 1A, IOUT3 = IOUT4 = 4A, fSW = 2MHz
FREQUENCY (MHz)
0
100
200
300
400
500
600
700
800
900
1000
–10
–5
0
5
10
15
20
25
30
35
40
45
50
8685S G35
CLASS 5 PEAK LIMIT
SPREAD SPECTRUM MODE
FIXED FREQUENCY MODE



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