Datasheet

UNISONIC TECHNOLOGIES CO., LTD
B5819WS
Preliminary
DIODE
1A SCHOTTKY BARRIER
RECTIFIER

DESCRIPTION
The UTC B5819WS is a schottky barrier rectifier, it uses UTC’s
advanced technology to provide customers with low forward voltage
drop, etc.
The UTC B5819WS is suitable for low voltage and high frequency
inverters.

FEATURES
* Low forward voltage drop
* High surge current capability

SYMBOL

ORDERING INFORMATION
Ordering Number
B5819WSG-CB2-R
Note: Pin Assignment: A: Anode
K: Cathode
B5819WSG-CB2-R

Package
SOD-323
Pin Assignment
1
2
K
A
(1)Packing Type
(1) R: Tape Reel
(2)Package Type
(2) CB2 : SOD-323
(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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B5819WS

Preliminary
DIODE
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Recurrent Peak Reverse Voltage
VRRM
40
V
RMS Voltage
VRMS
28
V
DC Blocking Voltage
VDC
40
V
Average Forward Current
TC=90°C
IF(AV)
1.0
A
Peak Forward Surge Current 8.3ms Half Sine
IFSM
10
A
Storage Temperature
TSTG
-65~+150
°C
Operating Temperature
TOPR
-65~+125
°C
Note: Absolute maximum ratings are those values bey ond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.

THERMAL DATA
PARAMETER
Junction To Ambient

SYMBOL
θJA
RATINGS
500
UNIT
°C/W
ELECTRICAL CHARACTERISTICS (TA =25°C, unless otherwise specified)
PARAMETER
Instantaneous Forward Voltage
SYMBOL
VF
DC Reverse Current at Rated DC Blocking
IR
Voltage
Junction Capacitance
CJ
Note: Pulse Test: Pulse Width 300µs, Duty Cycle 2%.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
TEST CONDITIONS
IFM=1.0A, TJ=25°C (Note 1)
IFM=3A, TJ=25°C (Note 1)
MIN
TYP MAX UNIT
0.60
V
0.90
V
TA=25°C
Measured at 1.0MHz, VR=4.0V
1
120
mA
pF
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B5819WS
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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