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121NQ050
SCHOTTKY RECTIFIER
International
s"2iit, Rectifier
Bulletin PD-2.249 rev.C 05/02
121NQ...(R) SERIES
SCHOTTKYRECTlFlER
120 Amp
Major Ratings and Characteristics Description/Features
The 121NQ... (R) high current Schottky rectifer module
Characteristics 121NQ...(R) Units series has been optimized for Iowlreverse leakage at high
temperature. The proprietary barrier technology allows for
I Rectangular 120 A relia..bleeperation.upto.17.T Cjunctiontemperature. Typical
F(AV) applications are In switching power supplies, converters,
waveform free-wheeling diodes, and reverse battery protection.
VRRM range 35 to 50 V . 175° C T: operation
. . Unique high power, Half-Pak module
|FSM @tp=5ps sme 19,800 A . Replaces two parallel DO-5's
VF @120Apk,TJ=125°C 0.56 V . Eesierte mo0nt and lower profile than DO-5's .
. High purity, high temperature epoxy encapsulation for
enhanced mechanical strength and moisture resistance
T: range -55to175 C . Low forward voltage drop
. High frequency operation
. Guard ring for enhanced ruggedness and long term
reliability
30. 40 3ih40_(1"9T 197)
114-20 UNC-2B 29.90 (1.177) F*123NQ100
Lug Terminal Anode
t, "ieji)/iy1'-'i 19. 69 (_0. 775)
18. 42 (0. 725)
4.11 (0.152) I
3.86 (0.152) Base Cathode
12.83 (0.505) DIA
12.57 (0.495) . 4.11 '"lit-'"62)t,
3.86 (0.152)D 123NQ100R
19.18 (0.755) Lug Terminal Cathode
- 18.92 (0.745)
Base Anode
13.97 (0.550) I 15.11 (0.595)
13.72 (0.540) . '" "L” + 14.61 (0.575)
4 I I L 1
Outline D-67 HALF PAK Module
39.62 (1.560) 2.54(0.100) . . . . . .
38.6_o.s2o) 2agrt-s.ogm (0.090) Dimensions In millimeters and (inches)
121NQ...(R) Series
International
Bulletin PD-2.249 rev. C 05/02 IEER Recfifier
Voltage Ratings
Part number 121NQ035 121NQ040 121NQO45 121NQ050
VR Max. DC Reverse Voltage (V)
. 35 40 45 50
VRWM Max. Working Peak Reverse Voltage (V)
Absolute Maximum Ratings
Parameters 121 NO Units Conditions
IHAV) Max.Average ForwardCurrent 120 A 50% duty cycle@TC= 133° C, rectangularwave form
*See Fig. 5
|FSM Max. PeakOne Cycle Non-Repetitive 19,800 5ps Sine or3ps Rect. pulse 5oll.owing.p.ny rated
A . load condition and
Surge Current * See Fig. 7 2200 10ms Sine or6ms Rect. pulse with rated VRRM applied
EAS Non-RepetitiveAvalancheEnergy 81 m] TJ=25°C, IAS=12Amps,L=1.12mH
|AR RepetitiveAvalancheCurrent 12 A Currentdecaying linearlyto zeroin1 psec
Frequencylimited byT, max.VA=1.5xVR typical
Electrical Specifications
Parameters 121NQ Units Conditions
Vo, Max. Forward Voltage Drop (1) 0.65 V @ 120A T, = 25 "C
* See Fig. 1 0.83 V @ 240A
0.56 V @120A TJ=125°C
0.70 V @ 240A
IRM Max. Reverse Leakage Current (1) 10 mA T, = 25 "C
. VR = rated VR
*See Fig.2 90 mA T.,-- 125''C
c, Max. Junction Capacitance 5200 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25 "C
LS Typical Series Inductance 7.0 nH From top of terminal hole to mounting plane
dv/dt Max. Voltage Rate of Change 10000 VI ps
(Rated VR)
(1) Pulse VWdth < 300ps, Duty Cycle < 2%
Thermal-Mechanical Specifications
Parameters 121NQ Units Conditions
T: Max.JunctionTemperature Range -5510175 "C
Tstg Max.Storage Temperature Range -55to175 "C
RthC Max. Thermal ResistanceJunction 0.40 ''ClW DC operation "See Fig.4
to Case
Recs Typical Thermal Resistance, Caseto 0.15 °C/W Mounting surface , smooth and greased
Heatsink
wt ApproximateWeight 25.6(O.9) g(oz.)
T Mounting Torque Min. 40(35) Non-Iubricatedthreads
Max. 58(50) Kg-cm
TerminalTorque Min. 58(50) (Ibf-in)
Max. 86 (75)
CaseStyle HALF PAK Module
2
