Datasheet

UNISONIC TECHNOLOGIES CO., LTD
SB3U40
Preliminary
DIODE
3A SCHOTTKY BARRIER
RECTIFIER

DESCRIPTION
+
The UTC SB3U40 is a 3.0A schottky barrier rectifier, it
uses UTC’s advanced technology to provide the customers
with sort, fast switching capability and low forward voltage
drop, etc.

SOD-123S
FEATURES
* Sort, fast switching capability
* Low forward voltage drop

ORDERING INFORMATION
Ordering Number
SB140G-CA2S-R
Note: Pin Assignment: A: Anode
K: Cathode
SB3U40G-CA2S-R

Package
SOD-123S
Pin Assignment
1
2
K
A
(1)Packing Type
(1) R: Tape Reel
(2)Package Type
(2) CA2S: SOD-123S
(3)Green Package
(3) G: Halogen Free and Lead Free
Packing
Tape Reel
MARKING
www.unisonic.com.tw
Copyright © 2015 Unisonic Technologies Co., Ltd
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
Preliminary
DIODE
ABSOLUTE MAXIMUM RATINGS (TA=25°C, unless otherwise specified.)
Single phase, half wave, 60Hz, resistive or inductive load. For capacitance load, derate current by 20%.
PARAMETER
SYMBOL
RATINGS
UNIT
Peak Repetitive Reverse Voltage
VRRM
40
V
Working Peak Reverse Voltage
VRWM
40
V
DC Blocking Voltage
VRM
40
V
RMS Reverse Voltage
VR(RMS)
28
V
Average Rectified Output Current
IO
3
A
Non-Repetitive Peak Forward Surge Current 8.3ms Single
IFSM
75
A
Half Sine-Wave Superimposed on Rated Load
Operating Junction Temperature
TJ
-65~+150
°C
Storage Temperature
TSTG
-65~+150
°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.

THERMAL DATA
PARAMETER
SYMBOL
θJA
Junction to Ambient

RATINGS
175
UNIT
°C/W
ELECTRICAL CHARACTERISTICS (TA=25°C, unless otherwise specified.)
PARAMETER
Reverse Breakdown Voltage
SYMBOL
V(BR)R
TEST CONDITIONS
IR=400μA
IF=0.5A, TJ=+25°C
Forward Voltage Drop
VF
IF=1.0A, TJ=+25°C
IF=3.0A, TJ=+25°C
VR=40V, TJ=+25°C
Leakage Current (Note 2)
IR
VR=40V, TJ=+125°C
Note: Short duration pulse test used to minimize self-heating effect.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN TYP
40
0.30
0.34
0.42
70
8
MAX UNIT
V
0.34 V
0.39 V
0.47 V
400 uA
40 mA
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Preliminary
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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