Note: Pins 1 & 3 must be electrically
connected at the printed circuit board.
DS30284 Rev. B-2 1 of 2 MBRD835L
www.diodes.com ã Diodes Incorporated
MBRD835L
8A LOW VF SCHOTTKY BARRIER RECTIFIER
Features
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
·Case: DPAK Molded Plastic
·Terminals: Solderable per MIL-STD-202,
Method 208
·Polarity: See Diagram
·Marking: Type Number
·Weight: 0.4 grams (approx.)
Mechanical Data
B
C
D
E
G
H
J
K
L
M
A
P
123
4
PIN 1
PIN 3
PIN 4, BOTTOMSIDE
HEAT
S
INK
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
35 V
RMS Reverse Voltage VR(RMS) 25 V
Average Rectified Forward Current @ TC = 88°CIF(AV) 8A
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave Superimposed on Rated Load
(JEDEC Method)
IFSM 75 A
Typical Thermal Resistance Junction to Case (Note 2) RqJC 6.0 °C/W
Typical Thermal Resistance Junction to Ambient (Note 2) RqJA 80 °C/W
Operating Temperature Range Tj-65 to +125 °C
Storage Temperature Range TSTG -65 to +150 °C
·Guard Ring Die Construction for
Transient Protection
·Low Power Loss, High Efficiency
·High Surge Capability
·Very Low Forward Voltage Drop
·For Use in Low Voltage, High Frequency
Inverters, Free Wheeling, and Polarity
Protection Applications
·Plastic Material: UL Flammability
Classification Rating 94V-0
TCUDORPWEN
Maximum Ratings @ TA = 25°C unless otherwise specified
Electrical Characteristics @ TA = 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
Reverse Breakdown Voltage (Note 1) V(BR)R 35 ¾¾VIR = 1mA
Forward Voltage (Note 1) VFM ¾
¾
0.48
¾
0.51
0.41 VIF = 8A, TS = 25°C
IF = 8A, TS = 125°C
Peak Reverse Current (Note 1) IRM ¾
¾
0.1
¾
1.4
35 mA TS = 25°C, VR = 35V
TS = 100°C, VR = 35V
Junction Capacitance Cj¾600 ¾pF f = 1.0MHz, VR = 4.0V DC
Notes: 1. Short duration test pulse used to minimize self-heating effect.
2. Mounted on PC board with 14mm2 (.013mm thick) copper pad areas.
DPAK
Dim Min Max
A6.3 6.7
B¾10
C0.3 0.8
D2.3 Nominal
E2.1 2.5
G0.4 0.6
H1.2 1.6
J5.3 5.7
K0.5 Nominal
L1.3 1.8
M1.0 ¾
P5.1 5.5
All Dimensions in mm
DS30284 Rev. B-2 2 of 2 MBRD835L
www.diodes.com
0510 15 20 25 30 40
35
I , INSTANTANE
O
US REVERSE CURRENT (mA)
R
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
Fig. 3 Typical Reverse Characteristics
T = +25ºC
A
T=+125ºC
A
T = +100ºC
A
T = +75ºC
A
10
1
0.1
0.01
0.001
100
0100 200 300 400 600
500
I , INSTANTANE
O
US F
O
RWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (mV)
F
Fig. 2 Typical Forward Characteristics
10
1
0.1
0.01
0.001
0.0001
100
T=+25°C
A
T = +125°C
AT = +100°C
A
0
2.5
5.0
10.0
7.5
12.5
15.0
17.5
60 70 80 90 100 110 120 130
I , AVERAGE F
O
RWARD CURRENT (A)
F(AV)
T , CASE TEMPERATURE (°C)
C
Fig. 1 Current Derating, Infinite Heatsink
T = 125°C
j
IPK
IAV
100
1000
10,000
015
10 25 30 35
20 40
C , JUNCTI
O
N CAPACITANCE (pF)
j
V , REVERSE VOLTAGE (V)
R
Fig. 4 Typical Junction Capacitance vs. Reverse Voltage
5
f=1MHz
TCUDORPWEN
0
1
1.5
0.5
2
2.5
3
3.5
5
4
4.5
020
10 40
30 50 60 70 80 100
90 110 120 130
I , AVERAGE F
O
RWARD CURRENT (A)
F(AV)
T , AMBIENT TEMPERATURE (°C)
A
Fig. 5 Current Derating, Free Air
T = 125°C
j
SURFACE MOUNTED ON
MINIMUM RECOMMENDED
PAD SIZE
dc
0
1
2
3
5
4
6
7
8
01.5 4.5
367.5 910.5 12 13.5 15
P , AVERAGE FORWARD POWER DISSIPATION (W)
F(AV)
I , AVERAGE FORWARD CURRENT (A)
F(AV)
Fi
g
. 6 Forward Power Dissipation
T = 125°C
j
dc
