WTE
POWER SEMICONDUCTORS
Pb
LD3520 & LD3524
35A AVALANCHE LUCAS TYPE PRESS-FIT DIODE
Features
!
Diffused Junction
!
!
!
!
Low Leakage
Low Cost
High Surge Current Capability
Typical IR less than 200nA
Anode +
ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ C
Mechanical Data
E
10mm Lucas
Min
D
Dim
A
Max
10.16
8.60
1.31
—
10.07
8.20
!
!
!
Case: 10mm Lucas Type Press-Fit
B
Terminals: Contact Areas Readily Solderable
Polarity: Cathode to Case (Reverse Units Are
Available Upon Request and Are Designated
By A “R” Suffix, i.e. LD3520R or LD3524R)
Polarity: Red Color Equals Standard,
Black Color Equals Reverse Polarity
C
1.25
B
D
26.00
9.40
E
9.60
All Dimensions in mm
!
A
!
!
Mounting Position: Any
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 2
Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Symbol
LD3520
LD3524
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
16
20
V
Average Rectified Output Current
@TC = 150°C
IO
35
A
V
Breakdown Voltage Min.
Breakdown Voltage Max.
@IR = 100mA
@IR = 100mA
20
26
24
32
VBR
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave superimposed on
rated load (JEDEC Method)
I
FSM
400
A
Forward Voltage
@IF = 35A
VFM
IRM
1.0
V
Peak Reverse Current
At Rated DC Blocking Voltage
200
nA
@TA = 25°C
Typical Junction Capacitance (Note 1)
Typical Thermal Resistance (Note 2)
Cj
300
1.2
pF
°C/W
°C
RꢀJC
Operating and Storage Temperature Range
TJ, TSTG
-65 to +175
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.
LD3520 & LD3524
1 of 2
© 2006 Won-Top Electronics