FDC638P Rev F (W)
Electrical Characteristics TA = 25°C unless otherwise noted
Symbol Parameter Test Conditions Min Typ Max Units
Off Characteristics
BVDSS Drain–Source Breakdown Voltage VGS = 0 V, ID = –250 µA –20 V
∆BVDSS
∆TJ Breakdown Voltage Temperature
Coefficient ID = –250 µA,Referenced to 25°C –14 mV/°C
IDSS Zero Gate Voltage Drain Current VDS = –16 V, VGS = 0 V –1 µA
IGSSF Gate–Body Leakage, Forward VGS = 8 V, VDS = 0 V 100 nA
IGSSR Gate–Body Leakage, Reverse VGS = –8 V, VDS = 0 V –100 nA
On Characteristics (Note 2)
VGS(th) Gate Threshold Voltage VDS = VGS, ID = –250 µA –0.4 –0.8 –1.5 V
∆VGS(th)
∆TJ Gate Threshold Voltage
Temperature Coefficient ID = –250 µA,Referenced to 25°C
3 mV/°C
RDS(on) Static Drain–Source
On–Resistance VGS = –4.5 V, ID = –4.5 A
VGS = –2.5 V, ID = –3.8 A
VGS = –4.5 V, ID = –4.5 TJ=125°C
39
52
54
48
65
72
mΩ
ID(on) On–State Drain Current VGS = –4.5 V, VDS = –5 V –20 A
gFS Forward Transconductance VDS = –10 V, ID = –4.5 A 15 S
Dynamic Characteristics
Ciss Input Capacitance 1160 pF
Coss Output Capacitance 195 pF
Crss Reverse Transfer Capacitance
VDS = –10 V, V GS = 0 V,
f = 1.0 MHz 105 pF
Switching Characteristics (Note 2)
td(on) Turn–On Delay Time 12 22 ns
tr Turn–On Rise Time 9 18 ns
td(off) Turn–Off Delay Time 33 53 ns
tf Turn–Off Fall Time
VDD = –5 V, ID = –1 A,
VGS = –4.5 V, RGEN = 6 Ω
12 22 ns
Qg Total Gate Charge 10 14 nC
Qgs Gate–Source Charge 2.2 nC
Qgd Gate–Drain Charge
VDS = –10 V, ID = –4.5 A,
VGS = –4.5 V
1.5 nC
Drain–Source Diode Characteristics and Maximum Ratings
IS Maximum Continuous Drain–Source Diode Forward Current –1.3 A
VSD Drain–Source Diode Forward
Voltage VGS = 0 V, IS = –1.3 A (Note 2) –0.73 –1.2 V
Notes:
1. RθJA is the sum of the junction-to-case and case-to-ambient thermal resistance where the case thermal reference is defined as the solder mounting surface of
the drain pins. RθJC is guaranteed by design while RθCA is determined by the user's board design.
a) 78°C/W when
mounted on a 1in2 pad
of 2 oz copper
b) 156°C/W when mounted
on a minimum pad of 2 oz
copper
Scale 1 : 1 on letter size paper
2. Pulse Test: Pulse Width < 300µs, Duty Cycle < 2.0%