25CTQ035 ,35V 30A Schottky Common Cathode Diode in a TO-220AB packageapplications are in switching power supplies, converters,waveformfree-wheeling diodes, and reverse ..
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25CTQ035-25CTQ035S-25CTQ040S-25CTQ045
35V 30A Schottky Common Cathode Diode in a TO-220AB package
Bulletin PD-20242 rev.B 07/03
l t ti l 25CTQ...
n emo IOHO 25CTQ...S
IsaR fuctifier 25CTQ.. -1
SCHOTTKY RECTIFIER 30 Amp
|F(AV) = 30Amp
VR = 35 to 45V
Major Ratings and Characteristics Description/ Features
. . . The 25CTQ center tap Schottky rectifier series has been
Characteristics 25CTQ Units optimized for very low forward voltage drop, with moderate
leakage. The proprietary barrier technology allows for
IHAV) Rectangular 30 A reliable operation up to 150° C junction temperature. Typical
waveform applications are in switching power supplies, converters,
free-wheeling diodes, and reverse battery protection.
VRRM range 35 to 45 V . 150° C To operation
I t =5 in 990 A . Centertap TO-220 package
FSM @ p= ps Sl e . High purity, high temperature epoxy encapsulation for
enhanced mechanical strength and moisture resistance
V @15Apk,T =125°C 0.50 V
F ( Ie ) J . Very low forward voltage drop
p g . High frequency operation
TJ range -55to 150 "C . Guard ring for enhanced ruggedness and long term
reliability
Case Styles
25CTQ... S
Base Base Base
Common Common Common
Cathode Cathode Cathode
i 2 i 2 l 2
1 Common 3 1 Common 3 1 Common 3
Anode Cathode Anode Anode Cathode Anode Anode Cathode Anode
TO-220 D2PAK TO-262
1
25CTQ... Series
International
Bulletin PD-20242 rev. B 07/03 TOR Rectifier
Voltage Ratings
Part number 25CTQO35 25CTQO4O 25CTQO45
VR Max. DC Reverse Voltage (V)
. 35 40 45
VRWM Max. Working Peak Reverse Voltage (V)
Absolute Maximum Ratings
Parameters 25CTQ Units Conditions
IHAV) Max. Average Forward Current 30 A 50% duty cycle @ Tc = 102 "C, rectangularwave form
* See Fig. 5
|FSM Max. Peak One Cycle Non-Repetitive 990 5ps Sine or 3ps Rect. pulse Following any rated
. A . load condition and with
Surge Current (Per Leg) * See Fig. 7 250 10ms Sine or6ms Rect. pulse rated VRRM applied
EAS Non-Repetitive Avalanche Energy 20 mJ T, = 25 °C, |AS = 3Amps, L= 4.40 mH
(Per Leg)
I AR Repetitive Avalanche Current 3 A Currentdecaying linearlyto zero in 1 psec
(Per Leg) Frequency limited by T, max. v, = 1.5 xv,, typical
Electrical Specifications
Parameters 25CTQ Units Conditions
VFM Max. Forward Voltage Drop 0.56 V @ 15A T = 25 "C
(Per Leg) * See Fig. 1 (1) 0.71 V @ 30A J
0.50 V @ 15A
T = 125 ''C
0.64 V @ 30A J
. . = 2 o
IRM Max Reverse Leakage Current 1 75 mA T: 5 C v,, = rated VR
(Per Leg) * See Fig. 2 (1) 70 mA T, = 125 ''C
c, Max. Junction Capacitance(Per Leg) 900 pF VR = 5VDC (test signal range 100Khz to 1Mhz) 25°C
LS Typical Series Inductance (Per Leg) 8.0 nH Measured lead to lead 5mm from package body
dv/dt Max. Voltage Rate of Change 10000 W us
(Rated VR)
(1) Pulse VWdth < 300ps, Duty Cycle <2%
Thermal-Mechanical Specifications
Parameters 25CTQ Units Conditions
T,, Max. Junction Temperature Range -5510150 ''C
Tstg Max. Storage Temperature Range -55 to 150 ''C
RthJC Max. Thermal Resistance Junction 3.25 °C/W DC operation * See Fig. 4
to Case (Per Leg)
Rch Max.ThermalResistanceJunction 1.63 ''C/W DC operation
to Case (Per Package)
Rmcs Typical Thermal Resistance, Case 0.50 °CNV Mounting surface , smooth and greased
to Heatsink
wt Approximate Weight 2.0 (0.07) g (oz.)
T Mounting Torque Min. 6 (5) Kg-cm
Max. 12(10) (lbf-in)
