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UNISONIC TECHNOLOGIES CO., LTD
U30D40D
Preliminary
FAST RECOVERY EPITAXIAL DIODE
SWITCHMODE DUAL
ULTRAFAST POWER RECTIFIER
DESCRIPTION
The UTC U30D40D is a switchmode dual ultrafast power rectifier,
it uses UTC’s advanced technology to provide customers with high
current capability, low forward voltage drop and high switching speed,
etc.
The UTC U30D40D is suitable for switching power supplies,
inverters and as free wheeling diodes, etc.
FEATURES
* Low forward voltage drop
* High switching speed
* High current capability
* High surge capacity
* Low power loss
SYMBOL
1
TO-247
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
U30D40DL-T47-T
U30D40DG-T47-T
Package
TO-247
Packing
Tube
U30D40DL-T47-T
MARKING
(1)Packing Type
(2)Package Type
(3)Green Package
(1) T: Tube
(2) T47: TO-247
(3) L: Lead Free, G: Halogen Free and Lead Free
www.unisonic.com.tw
Copyright © 2015 Unisonic Technologies Co., Ltd
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U30D40D
Preliminary
FAST RECOVERY EPITAXIAL DIODE
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
DC Blocking Voltage
Working Peak Reverse Voltage
VR
VRWM
400
400
V
V
Peak Repetitive Reverse Voltage
RMS Reverse Voltage
VRRM
VR(RMS)
400
280
V
V
Average Rectified Forward Current
TC=125°C
Per Leg
Per Total Device
IF(AV)
15
30
A
A
Peak Repetitive Forward Current (Rate VR, Square
Wave, 20kHz, TC=125°C)
Non-Repetitive Peak Surge Current (Surge Applied at
Rate Load Conditions Halfware, Single Phase, 60Hz)
IFM
IFSM
30
250
A
A
Junction Temperature
Storage Temperature
TJ
TSTG
-65~+150
-65~+150
°C
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
TEST CONDITIONS
Instantaneous Forward Voltage
VF
IF=15A, TC=25°C
IF=15A, TC=100°C
Instantaneous Reverse Current
IR
Rated DC Voltage, TC=25°C
Rated DC Voltage, TC=125°C
Reverse Recovery Time (Note 2)
Trr
Junction Capacitance (Note 1)
CJ
Notes: 1. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
2. Reverse Recovery Test Conditions: IF=0.5A, IR=1A, Irr=0.25A.
MIN TYP MAX UNIT
1.30 V
1.16 V
10 μA
700 μA
50 ns
150 pF
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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U30D40D
Preliminary
FAST RECOVERY EPITAXIAL DIODE
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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