SENSITRON
SEMICONDUCTOR
• 221 West Industry Court 3 Deer Park, NY 11729-4681 3 (631) 586-7600 FAX (631) 242-9798 •
• World Wide Web Site - http://www.sensitron.com • E-Mail Address - sales@sensitron.com •
SD040SA45A/B
Technical Data
Data Sheet 4958, Rev.- SILICON SCHOTTKY RECTIFIER DIE
Very Low Forward Voltage Drop (150 °C TJ Operation)
Applications:
• Switching Power Supply • Converters • Free-Wheeling Diodes • Polarity Protection Diode
Features:
• Soft Reverse Recovery at Low and High Temperature
• Very Low Forward Voltage Drop
• Low Power Loss, High Efficiency
• High Surge Capacity
• Guard Ring for Enhanced Durability and Long Term Reliability
• Guaranteed Reverse Avalanche Characteristics
• Electrically / Mechanically Stable during and after Packaging
Maximum Ratings(1):
Electrical Characteristics(1):
(1) in SHD package
Characteristics Symbol Condition Max. Units
Peak Inverse Voltage VRWM - 45 V
Max. Average Forward Current IF(AV) 50% duty cycle, rectangular
wave form 1 A
Max. Peak One Cycle Non-
Repetitive Surge Current IFSM 8.3 ms, half Sine wave 20 A
Non-Repetitive Avalanche
Energy EAS TJ = 25 °C, IAS = 0.74 A,
L = 18 mH 5.0 mJ
Repetitive Avalanche Current IAR IAS decay linearly to 0 in 1 µs
ƒ limited by TJ max VA=1.5VR 0.74 A
Max. Junction Temperature TJ - -65 to +150 °C
Max. Storage Temperature Tstg - -65 to +150 °C
Characteristics Symbol Condition Max. Units
Max. Forward Voltage Drop VF1 @ 1A, Pulse, TJ = 25 °C 0.56 V
VF2 @ 1A, Pulse, TJ = 125 °C 0.51 V
Max. Reverse Current IR1 @VR = 45V, Pulse,
TJ = 25 °C 100 µA
IR2 @VR = 45V, Pulse,
TJ = 125 °C 4.5 mA
Max. Junction Capacitance CT @VR = 5V, TC = 25 °C
fSIG = 1MHz,
VSIG = 50mV (p-p)
53 pF
SENSITRON
SEMICONDUCTOR
• 221 West Industry Court 3 Deer Park, NY 11729-4681 3 (631) 586-7600 FAX (631) 242-9798 •
• World Wide Web Site - http://www.sensitron.com • E-Mail Address - sales@sensitron.com •
SD040SA45A/B
Technical Data
Data Sheet 4958, Rev.- Mechanical Dimensions: In Inches / mm
Bottom side metalization Ag - 30 kÅ minimum.
Top side metalization Al - 25 kÅ minimum
or Ag - 30 kÅ minimum.
Bottom side is cathode, top side is anode.
Dimension H = 0.0105 ± 0.001 (0.27 ± 0.026) for Al top;
Dimension H = 0.0155 ± 0.001 (0.39 ± 0.026) for Ag top.
H
0.034 ± 0.003
(0.86
±
0.077)
0.040 ± 0.003
(1.02
±
0.077)
0.0 0.2 0.4 0.6 0.8
Forward Voltage Drop - V
F (V)
10-2
10-1
100
Instantaneous Forward Current - I
F (A)
Typical Forward Characteristics
125 °C
150 °C
25 °C 0 10 20 30 40 50
Reverse Voltage - V
R (V)
10-4
10-3
10-2
10-1
100
101
Instantaneous Reverse Current - I
R (mA)
Typical Reverse Characteristics
25 °C
50 °C
75 °C
100 °C
125 °C
150 °C
0 10 20 30 40 50
Reverse Voltage - V
R (V)
10
15
20
25
30
35
40
45
50
Junction Capacitance - CT (pF)
Typical Junction Capacitance
• 221 West Industry Court Deer Park, NY 11729-4681 (631) 586-7600 FAX (631) 242-9798 •
• World Wide Web - http://www.sensitron.com • E-Mail Address - sales@sensitron.com •
SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product
characteristics. Before ordering, purchasers are advised to contact the Sensitron Semiconductor sales department for the latest version
of the datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment,
medical equipment, and safety equipment), safety should be ensured by using semiconductor devices that feature assured safety or by
means of users’ fail-safe precautions or other arrangement.
3- In no event shall Sensitron Semiconductor be liable for any damages that may result from an accident or any other cause during
operation of the user’s units according to the datasheet(s). Sensitron Semiconductor assumes no responsibility for any intellectual
property claims or any other problems that ma y result from applications of information, products or circuits described in the datasheets.
4- In no event shall Sensitron Semiconductor be liable for any failure in a semiconductor device or any secondary damage resulting from
use at a value exceeding the absolute maximum rating.
5- No license is granted by the datasheet(s) under any patents or other rights of any third party or Sensitron Semiconductor.
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Sensitron Semiconductor.
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