ST2045
Reverse Voltage - 45 Volts
Forward Current -20.0 Ampere
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Features
TO-277
Trench MOS Schottky barrier diodes
Low forward voltage drop
low profile - typical body height 1.1 mm
Moisture sensitivity: level 1, per J-STD-020
High temperature soldering guaranteed:
260℃/10 seconds - RoHS Compliant
Halogen-free according to IEC 61249-2-21
definition
Mechanical Data
Case : JEDEC TO-277 Molded plastic body
Case Material: Molding compound meets UL 94V-0 flammability
rating
Terminals :Plated Leads Solderable per MIL-STD-202,Method 208
Polarity : Polarity symbol marking on body
Mounting Position : Any
Weight : 0.003 ounce, 0.092 grams
Dimensions in inches and (millimeters)
Maximum Ratings And Electrical Characteristics
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
ST2045
Parameter
SYMBOL
MDD
ST2045
Marking Code
Maximum repetitive peak reverse voltage
VRRM
Maximum DC blocking voltage
VDC
RMS Reverse voltage
UNIT
45
V
VRMS
32
V
Average Rectified Output Current
I(O)
20
A
Non-Repetitive Peak Forward Surge8.3ms
Single Half Sine-Wave Superimposed
on rated load(JEDEC Method)
IFSM
400
A
Electrical Characteristics Ta=25℃ unless otherwise noted
Test
Symbol
Conditions
Parameter
Value
Unit
Typ
0.47
0.42
Max
0.50
0.45
35
60
uA
40
70
mA
TA=25℃
TA=125℃
vF
Peak reverse curent at rated DC TA=25℃
blocking voltage
TA=125℃
IR
Operating junction storage temperature range
TJ
-55 to +150
℃
Storage temperaturerange
TSTG
-55 to +150
℃
Typical thermal resistance
Junctionto Ambient
RθJC
1
℃/W
Forward Voltage Drop at 20A
V
Note:1.The typical data above is for referenceonly.
DN:T20305A0
http://www.microdiode.com
Rev:2019A0
Page :1
ST2045
Reverse Voltage - 45 Volts
Forward Current -20.0 Ampere
Ratings And Characteristic Curves
The curve above is for reference only.
http://www.microdiode.com
Rev:2019A0
Page :2
ST2045
Reverse Voltage - 45 Volts
Forward Current -20.0 Ampere
Packing information
P0
P1
unit:mm
d
E
Item
Symbol
Tolerance
TO-277
Carrier width
Carrier length
Carrier depth
Sprocket hole
13" Reel outside diameter
13" Reel inner diameter
Feed hole diameter
Sprocket hole position
Punch hole position
Punch hole pitch
Sprocket hole pitch
Embossment center
Overall tape thickness
Tape width
Reel width
A
B
C
d
D
D1
D2
E
F
P
P0
P1
T
W
W1
0.1
0.1
0.1
0.05
2.0
min
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.3
1.0
4.45
7.0
1.60
1.55
330.00
50.0
13.00
1.75
7.50
8.00
4.00
2.00
F
B
A
W
P
D2
D1
T
C
W1
D
0.25
12.00
12.30
Note:Devices are packed in accor dance with EIA standar RS-481-A and specifications listed above.
Reel packing
PACKAGE
REEL SIZE
REEL
(pcs)
COMPONENT
SPACING
(m/m)
BOX
(pcs)
INNER
BOX
(m/m)
REEL
DIA,
(m/m)
CARTON
SIZE
(m/m)
CARTON
(pcs)
APPROX.
GROSS WEIGHT
(kg)
TO-277
13"
5,000
4.0
10,000
210*208*203
330
430*430*235
80,000
13.0
Suggested Pad Layout
Symbol
Unit (mm)
Unit (inch)
A
0.142
B
3.60
5.35
C
1.50
0.059
D
1.85
0.073
E
4.30
0.169
0.211
Important Notice and Disclaimer
Microdiode Electronics (Jiangsu) reserves the right to make changes to this document and its products and
specifications at any time without notice. Customers should obtain and confirm the latest product information and
specifications before final design,purchase or use.
Microdiode Electronics (Jiangsu) makes no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose, not does Microdiode Electronics (Jiangsu) assume any liability for application
assistance or customer product design. Microdiode Electronics (Jiangsu) does not warrant or accept any liability with
products which are purchased or used for any unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property rights of Microdiode
Electronics (Jiangsu).
Microdiode Electronics (Jiangsu) products are not authorized for use as critical components in life support
devices or systems without express written approval of Microdiode Electronics (Jiangsu).
http://www.microdiode.com
Rev:2019A0
Page :3
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