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85CNQ015A-85CNQ015ASL-85CNQ015ASM
15V 80A Schottky Common Cathode Diode in a D61-8 package
International
122R Rectifier
Bulletin PD-20044 rev.B 09/01
85CNQO15A
SCHOTTKY RECTIFIER
New Genlll D-61 Package
Major Ratings and Characteristics
80 Amp
DescriptionlFeatu res
The 85CNQO15A center tap Schottky rectifier module has
Characteristics 85CNQO15A Units been optimized for ultra low forward voltage drop speci.rely
for the OR-ing of parallel power supplies. The proprietary
I Rectangular 80 A parngr technology allows fgr relnablg operation up. to 125 C
F(AV) junction temperature. Typical applications are In parallel
waveform switching power supplies, converters, reverse battery pro-
VRRM 15 V tection, and redundant power subsystems.
. 125''C TJ operation N,, < 5V)
IFSM @ tp = 5 ps sine 5200 A . Center tap module
. Optimized for OR-ing applications
VF @40Apk,TJ=75 C 0.32 V . Ultra low forward voltage drop
(perleg) . High frequency operation
T range -55to100 ( . anrq .r.ing for enhanced ruggedness and long term
J reliability
. High purity, high temperature epoxy encapsulation for
enhanced mechanical strength and moisture resistance
. New fully transfer-mold low profile, small
footprint, high current package
Case Styles
85CNQ...A 85CNQ...ASM 85CNQ...ASL
BASE BASE
COMMON COMMCN
CATHODE CATHODE
l‘ 2 3 2 3 I S
ANODE COMMON ANODE ANODE COMMON ANODE ANODE ANODE
l CATHODE CATHODE l 2
D61-8 DS1-8-SM DS1-8-SL
International
85C N Q01 5A
Bulletin PD-20044 rev. B 09101 IEER Rechfler
Voltage Ratings
Part number 85CNQO15A
VR Max. DC Reverse Voltage (V) 15
VRWM Max. Working Peak Reverse Voltage (V) 25
Absolute Maximum Ratings
Parameters 85CNQ Units Conditions
IFW) Max.AverageForwardCurrent 80 A 50%dutycycle@Tc=78''C,rectangularwaveform
* See Fig. 5
G, Max.PeakOneCycIeNon-Repetitive 5200 Sps Sineor3psRect. pulse Followin p.nyrate.d .
. A . load con men and with
SurgeCurrent(PerLeg) *SeeFIg.7 850 10msSineor6ms Rectpulse ratedVRRMapplied
EAS Non-RepetitiveAvalancheEnergy 9 mJ T J = 25°C, IAS=2Amps, L=4.50 mH
(PerLeg)
I AR RepetitiveAvalancheCurrent 2 A Currentdecayinglinearlytozeroin1psec
(PerLeg) Frequency limited by T J max. V A: 3xVR typical
Electrical Specifications
Parameters 85CNQ Units Conditions
I/ss, Max. Forward Voltage Drop 0.36 V @ 40A T = 25 "C
(Per Leg) * See Fig. 1 (1) 0.45 V @ 80A J
0.32 V @ 40A
T = 75 'C
0.42 V @ 80A J
I Max. Reverse LeakageCurrent 20 mA T = 25 "C
RM J V = rated V
(Per Leg) * See Fig. 2 (1) 1000 mA TJ = 100 "C R R
890 mA TJ=100°C VR=12V
540 mA TJ=100°C VR=5V
c, Max. Junction Capacitance (PerLeg) 3600 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25''C
LS Typical Series Inductance (PerLeg) 5.5 nH Measured lead to lead 5mm from package body
dv/dt Max. Voltage Rate of Change 10000 V/ ps
(Rated VR)
. . . (1) Pulse \Mdth < 300ps, Duty Cycle <2%
Thermal-Mechanical Specifications
Parameters 85CNQ Units Conditions
T, Max.JunctionTemperatureRange -55to125 ''C
Tstg Max.StorageTemperatureRange -55to150 "C
RthJC Max.ThermaIResistanceJunction 0.85 TAN DCoperation *See Fig.4
toCase (Per Leg)
Rmuc Max.ThermalResistanceJunction 0.42 °C/W DCoperation
toCase(PerPackage)
RmCS TypicalThermalResistance,Case 0.30 TAN Mountingsurface,smoothandgreased
toHeatsink (D61-8 Only) DeViceflatness<5mils
wt ApproximateWeight 7.8(0.28) g(oz.)
T MountingTorque Min. 40(35) Kg-cm
(D61-8 Only) Max. 58(50) (Ibf-in)
2
