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FDMF6840C Scheda tecnica(PDF) 9 Page - ON Semiconductor

Il numero della parte FDMF6840C
Spiegazioni elettronici  Extra-Small, High-Performance, High-Frequency DrMOS Module
PDF  19 Pages
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Produttore elettronici  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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FDMF6840C Scheda tecnica(HTML) 9 Page - ON Semiconductor

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Typical Performance Characteristics
Test Conditions: VIN=12 V, VOUT=1 V, VCIN=5 V, VDRV=5 V, LOUT=250 nH, TA=25°C, and natural convection cooling,
unless otherw ise specified.
Figure 12.
Pow er Loss vs. Output Inductor
Figure 13.
Driver Supply Current vs. Sw itching
Frequency
Figure 14.
Driver Supply Current vs. Driver Supply
Voltage
Figure 15. Driver Supply Current vs. Output
Current
Figure 16.
UVLO Threshold vs. Tem perature
Figure 17.
PWM Threshold vs. Driver Supply Voltage
0.96
0.97
0.98
0.99
1.00
1.01
200
250
300
350
400
450
500
Output Inductor, LOUT (nH)
VIN = 12V, VDRV & VCIN = 5V, FSW = 300kHz, VOUT = 1V, IOUT = 30A
5
10
15
20
25
30
35
40
45
100
200
300
400
500
600
700
800
900
1000 1100
Module Switching Frequency, FSW (kHz)
VIN = 12V, VDRV & VCIN = 5V, VOUT = 1V, IOUT = 0A
10
11
12
13
14
15
16
17
4.0
4.5
5.0
5.5
6.0
Driver Supply Voltage, VDRV & VCIN (V)
VIN = 12V, VOUT = 1V, FSW = 300kHz, IOUT = 0A
0.98
0.99
1.00
1.01
1.02
1.03
1.04
0
5
10
15
20
25
30
35
40
45
Module Output Current, IOUT (A)
VIN = 12V, VDRV & VCIN = 5V, VOUT = 1V
FSW = 300kHz
FSW = 1000kHz
2.6
2.7
2.8
2.9
3.0
3.1
3.2
-55
0
25
55
100
125
150
Driver IC Junction Temperature, TJ (oC)
UVLOUP
UVLODN
0.5
1.0
1.5
2.0
2.5
3.0
4.50
4.75
5.00
5.25
5.50
Driver IC Supply Voltage, VCIN (V)
VTRI_HI
VIH_PWM
TA = 25°C
VTRI_LO
VIL_PWM
VHIZ_PWM



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