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FDMF5821 数据表(PDF) 9 Page - ON Semiconductor

部件名 FDMF5821
功能描述  Smart Power Stage (SPS) Module with Integrated Temperature Monitor
PDF  26 Pages
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制造商  ONSEMI [ON Semiconductor]
网页  http://www.onsemi.com
标志 ONSEMI - ON Semiconductor

FDMF5821 数据表(HTML) 9 Page - ON Semiconductor

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© 2016 Semiconductor Components Industries, LLC
www.onsemi.com
FDMF5821 • Rev. 1.0
8
Typical Performance Characteristics
Test Conditions: VIN=12 V, VCC=PVCC=5 V, VOUT=1.8 V, LOUT=250 nH, TA=25°C and natural convection cooling,
unless otherwise noted.
Figure 10.
Power Loss vs. Output Inductor
Figure 11.
Driver Supply Current vs. Switching
Frequency
Figure 12.
Driver Supply Current vs. Driver Supply
Voltage
Figure 13.
Driver Supply Current vs. Output Current
Figure 14.
UVLO Threshold vs. Temperature
Figure 15.
PWM Threshold vs. Driver Supply Voltage
0.97
0.98
0.99
1.00
1.01
200
250
300
350
400
450
500
Output Inductor, LOUT [nH]
VIN = 12V, PVCC & VVCC = 5V, FSW = 500kHz, VOUT = 1.8V, IOUT = 30A
0.01
0.02
0.03
0.04
0.05
0.06
0.07
200
300
400
500
600
700
800
900
1000
1100
Module Switching Frequency, FSW [kHz]
VIN = 12V, PVCC & VCC = 5V, VOUT = 1.8V, IOUT = 0A
0.02
0.022
0.024
0.026
0.028
0.03
0.032
0.034
0.036
4.0
4.5
5.0
5.5
6.0
Driver Supply Voltage, PVCC & VVCC [V]
VIN = 12V, VOUT = 1.8V, FSW = 500kHz, IOUT = 0A
0.88
0.90
0.92
0.94
0.96
0.98
1.00
1.02
1.04
1.06
0
5
10
15
20
25
30
35
40
45
50
55
60
Module Output Current, IOUT [A]
FSW = 300kHz
FSW = 1000kHz
VIN = 12V, PVCC & VVCC = 5V, VOUT = 1.8V
3.3
3.4
3.5
3.6
3.7
3.8
3.9
4.0
-55
0
25
55
100
125
Driver IC Junction Temperature, T J [oC]
UVLOUP
UVLODN
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.50
4.75
5.00
5.25
5.50
Driver Supply Voltage, VCC [V]
VIH_PWM
TA = 25°C
VTRI_HI
VTRI_LO
VIL_PWM
VHIZ_PWM



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