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IRLR7843PBF Folha de dados(PDF) 2 Page - International Rectifier

Nome de Peças IRLR7843PBF
Descrição Electrónicos  High Frequency Synchronous Buck Converters for Computer Processor Power
Download  11 Pages
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Fabricante Electrônico  IRF [International Rectifier]
Página de início  http://www.irf.com
Logo IRF - International Rectifier

IRLR7843PBF Folha de dados(HTML) 2 Page - International Rectifier

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Static @ TJ = 25°C (unless otherwise specified)
Parameter
Min. Typ. Max. Units
BVDSS
Drain-to-Source Breakdown Voltage
30
–––
–––
V
∆ΒVDSS/∆TJ
Breakdown Voltage Temp. Coefficient
–––
19
––– mV/°C
RDS(on)
Static Drain-to-Source On-Resistance
–––
2.6
3.3
m
–––
3.2
4.0
VGS(th)
Gate Threshold Voltage
1.4
–––
2.3
V
∆VGS(th)/∆TJ
Gate Threshold Voltage Coefficient
–––
-5.4
––– mV/°C
IDSS
Drain-to-Source Leakage Current
–––
–––
1.0
µA
–––
–––
150
IGSS
Gate-to-Source Forward Leakage
–––
–––
100
nA
Gate-to-Source Reverse Leakage
–––
–––
-100
gfs
Forward Transconductance
37
–––
–––
S
Qg
Total Gate Charge
–––
34
50
Qgs1
Pre-Vth Gate-to-Source Charge
–––
9.1
–––
Qgs2
Post-Vth Gate-to-Source Charge
–––
2.5
–––
nC
Qgd
Gate-to-Drain Charge
–––
12
–––
Qgodr
Gate Charge Overdrive
–––
10
–––
See Fig. 16
Qsw
Switch Charge (Qgs2 + Qgd)
–––
15
–––
Qoss
Output Charge
–––
21
–––
nC
td(on)
Turn-On Delay Time
–––
25
–––
tr
Rise Time
–––
42
–––
td(off)
Turn-Off Delay Time
–––
34
–––
ns
tf
Fall Time
–––
19
–––
Ciss
Input Capacitance
–––
4380
–––
Coss
Output Capacitance
–––
940
–––
pF
Crss
Reverse Transfer Capacitance
–––
430
–––
Avalanche Characteristics
Parameter
Units
EAS
Single Pulse Avalanche Energy
d
mJ
IAR
Avalanche Current
Ù
A
EAR
Repetitive Avalanche Energy
™
mJ
Diode Characteristics
Parameter
Min. Typ. Max. Units
IS
Continuous Source Current
–––
–––
161
f
(Body Diode)
A
ISM
Pulsed Source Current
–––
–––
620
(Body Diode)
Ù
VSD
Diode Forward Voltage
–––
–––
1.0
V
trr
Reverse Recovery Time
–––
39
59
ns
Qrr
Reverse Recovery Charge
–––
36
54
nC
ton
Forward Turn-On Time
VDS = VGS, ID = 250µA
VDS = 24V, VGS = 0V
VDS = 24V, VGS = 0V, TJ = 125°C
Conditions
14
Max.
1440
12
ƒ = 1.0MHz
ID = 12A
VDS = 15V
Conditions
VGS = 0V, ID = 250µA
Reference to 25°C, ID = 1mA
VGS = 10V, ID = 15A e
VGS = 4.5V, ID = 12A
e
VGS = 20V
VGS = -20V
VDS = 15V, ID = 12A
VDS = 15V, VGS = 0V
VDD = 15V, VGS = 4.5Ve
Clamped Inductive Load
TJ = 25°C, IF = 12A, VDD = 15V
di/dt = 100A/µs
e
TJ = 25°C, IS = 12A, VGS = 0V e
showing the
integral reverse
p-n junction diode.
Intrinsic turn-on time is negligible (turn-on is dominated by LS+LD)
MOSFET symbol
–––
VGS = 4.5V
Typ.
–––
–––
ID = 12A
VGS = 0V
VDS = 15V


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