WTE
POWER SEMICONDUCTORS
DD3520/S & DD3524/S
Pb
35A GLASS PASSIVATED AVALANCHE DISH TYPE PRESS-FIT DIODE
Features
!
!
!
!
!
!
Glass Passivated Die Construction
Low Leakage
Low Cost
High Surge Current Capability
Low Forward
C-Band Terminal Construction
C
Anode
+
D
Mechanical Data
B
!
!
!
Case: 8.4mm or 9.5mm Dish Type Press-Fit
with Silicon Rubber Sealed on Top
Terminals: Contact Areas Readily Solderable
Polarity: Cathode to Case (Reverse Units Are
Available Upon Request and Are Designated
By A “R” Suffix, i.e. DD3520R or DD3520SR)
Polarity: White Color Equals Standard,
Black Color Equals Reverse Polarity
Mounting Position: Any
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 2
A
8.4mm Dish
9.5mm Dish
Min
Max
Min
Max
8.25
8.45
9.30
9.70
2.00
2.40
2.0
2.40
1.50 Ø Typical
17.50
—
17.50
—
All Dimensions in mm
“S” Suffix Designates 8.4mm Dish
No Suffix Designates 9.5mm Dish
!
!
!
Dim
A
B
C
D
Maximum Ratings and Electrical Characteristics
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Output Current
Breakdown Voltage Min.
Breakdown Voltage Max.
@T
C
= 150°C
@I
R
= 100mA
@I
R
= 100mA
Symbol
V
RRM
V
RWM
V
R
I
O
V
BR
@T
A
=25°C unless otherwise specified
DD3520/S
16
35
20
26
400
1.0
200
300
1.0
-65 to +175
DD3524/S
20
Unit
V
A
24
32
V
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave superimposed on
rated load (JEDEC Method)
Forward Voltage
Peak Reverse Current
At Rated DC Blocking Voltage
Typical Junction Capacitance (Note 1)
Typical Thermal Resistance (Note 2)
Operating and Storage Temperature Range
@I
F
= 35A
@T
A
= 25°C
I
FSM
V
FM
I
RM
C
j
R
JC
T
J
, T
STG
A
V
nA
pF
°C/W
°C
Note: 1. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance: Junction to case, single side cooled.
DD3520/S & DD3524/S
1 of 2
© 2006 Won-Top Electronics
ORDERING INFORMATION
Product No.
DD3520
DD3520S
DD3524
DD3524S
1.
2.
Package Type
9.5mm Dish Press-Fit
8.4mm Dish Press-Fit
9.5mm Dish Press-Fit
8.4mm Dish Press-Fit
Shipping Quantity
2000 Units/Box
2000 Units/Box
2000 Units/Box
2000 Units/Box
Shipping quantity given is for minimum packing quantity only. For minimum
order quantity, please consult the Sales Department.
To order Lead Free version (with Lead Free finish), add “-LF” suffix to part
number above. For example, DD3520-LF.
Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any
responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to
manufacturer. WTE reserves the right to change any or all information herein without further notice.
WARNING:
DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
support devices or systems without the express written approval.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Taiwan
Phone:
886-7-822-5408 or 886-7-822-5410
Fax:
886-7-822-5417
Email:
sales@wontop.com
Internet:
http://www.wontop.com
We power your everyday.
DD3520/S & DD3524/S
2 of 2
© 2006 Won-Top Electronics
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