Vishay 31DQ09, 31DQ10 Data Sheet

C-16
Schottky Rectifier, 3.3 A
• Low profile, axial leaded outline
• High frequency operation
• Very low forward voltage drop
Cathode Anode
• High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance
• Guard ring for enhanced ruggedness and long term reliability
• Lead (Pb)-free plating
• Designed and qualified for industrial level
31DQ09, 31DQ10
Vishay High Power Products
PRODUCT SUMMARY
I
F(AV)
V
R
3.3 A
90/100 V
DESCRIPTION
The 31DQ.. axial leaded Schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. Typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection
MAJOR RATINGS AND CHARACTERISTICS
SYMBOL CHARACTERISTICS VALUES UNITS
I
F(AV)
V
RRM
I
FSM
V
F
T
J
Rectangular waveform 3.3 A
90/100 V
tp = 5 µs sine 210 A
3 Apk, TJ = 25 °C 0.85 V
- 40 to 150 °C
VOLTAGE RATINGS
PARAMETER SYMBOL 31DQ09 31DQ10 UNITS
Maximum DC reverse voltage V
Maximum working peak reverse voltage V
R
RWM
90 100 V
ABSOLUTE MAXIMUM RATINGS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum average forward current See fig. 4
Maximum peak one cycle non-repetitive surge current See fig. 6
Non-repetitive avalanche energy E
Repetitive avalanche current I
I
F(AV)
I
FSM
AR
50 % duty cycle at TL = 108 °C, rectangular waveform 3.3
5 µs sine or 3 µs rect. pulse
10 ms sine or 6 ms rect. pulse 34
TJ = 25 °C, I
AS
Current decaying linearly to zero in 1 µs Frequency limited by T
= 1 A, L = 6 mH 3.0 mJ
AS
maximum VA = 1.5 x VR typical
J
Following any rated load condition and with rated V
applied
RRM
210
0.5 A
A
Document Number: 93321 For technical questions, contact: diodes-tech@vishay.com Revision: 06-Nov-08 1
www.vishay.com
31DQ09, 31DQ10
Vishay High Power Products
Schottky Rectifier, 3.3 A
ELECTRICAL SPECIFICATIONS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
3 A
Maximum forward voltage drop See fig. 1
V
FM
6 A 0.97
(1)
3 A
6 A 0.80
Maximum reverse leakage current See fig. 4
I
RM
Typical junction capacitance C
Typical series inductance L
T
S
TJ = 25 °C
(1)
T
= 125 °C 3
J
VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C 110 pF
Measured lead to lead 5 mm from package body 9.0 nH
Maximum voltage rate of charge dV/dt Rated V
T
= 25 °C
J
= 125 °C
T
J
V
= Rated V
R
R
R
0.85
0.69
1
10 000 V/µs
Note
(1)
Pulse width < 300 µs, duty cycle < 2 %
THERMAL - MECHANICAL SPECIFICATIONS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum junction and storage temperature range
Maximum thermal resistance, junction to ambient
Typical thermal resistance, junction to lead
Approximate weight
Marking device Case style C-16
Note
dP
(1)
------------­dT
1
tot
J
thermal runaway condition for a diode on its own heatsink
--------------< R
thJA
(1)
, T
T
J
Stg
R
thJA
R
thJL
DC operation Without cooling fin
DC operation 15
- 40 to 150 °C
80
1.2 g
0.042 oz.
31DQ09
31DQ10
V
mA
°C/W
www.vishay.com For technical questions, contact: diodes-tech@vishay.com
Document Number: 93321
2 Revision: 06-Nov-08
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