DS26002 Rev. 6 - 2 1 of 3 1N4933/L-1N4937/L
www.diodes.com ãDiodes Incorporated
1N4933/L - 1N4937/L
1.0A FAST RECOVERY RECTIFIER
Features
“L” Suffix Designates A-405 Package
No Suffix Designates DO-41 Package
A
A
B
C
D
Dim DO-41 Plastic A-405
Min Max Min Max
A25.40 ¾25.40 ¾¾
B4.06 5.21 4.10 5.20
C0.71 0.864 0.53 0.64
D2.00 2.72 2.00 2.70
All Dimensions in mm
Maximum Ratings and Electrical Characteristics @ TA= 25°C unless otherwise specified
·Diffused Junction
·Fast Switching for High Efficiency
·High Current Capability and Low Forward Voltage Drop
·Surge Overload Rating to 30A Peak
·Low Reverse Leakage Current
·Lead Free Finish, RoHS Compliant (Note 4)
Mechanical Data
·Case: DO-41, A-405
·Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
·Moisture Sensitivity: Level 1 per J-STD-020C
·Terminals: Finish - Bright Tin. Plated Leads Solderable per
MIL-STD-202, Method 208
·Polarity: Cathode Band
·Mounting Position: Any
·Ordering Information: See Last Page
·Marking: Type Number
·Weight: DO-41 0.35 grams (approximate)
A-405 0.20 grams (approximate)
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic Symbol 1N4933/L 1N4934/L 1N4935/L 1N4936/L 1N4937/L Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
50 100 200 400 600 V
RMS Reverse Voltage VR(RMS) 35 70 140 280 420 V
Average Rectified Output Current
(Note 1) @ TA= 75°CIO1.0 A
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
(JEDEC Method)
IFSM 30 A
Forward Voltage Drop @ IF= 1.0A VFM 1.2 V
Peak Reverse Current @TA= 25°C
at Rated DC Blocking Voltage @ TA= 100°CIRM 5.0
100 mA
Reverse Recovery Time (Note 3) trr 200 ns
Typical Junction Capacitance (Note 2) Cj15 pF
Typical Thermal Resistance Junction to Ambient RqJA 100 K/W
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
Notes: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case.
2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
3. Measured with IF= 0.5A, IR= 1A, Irr = 0.25A.
4. RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see
EU Directive Annex Notes 5 and 7.
SPICE MODELS: 1N4933 1N4934 1N4935 1N4936 1N4937
DS26002 Rev. 6 - 2 2 of 3 1N4933/L-1N4937/L
www.diodes.com
1 10 100
1
10
100
C , CAPACITANCE (pF)
j
V , REVERSE VOLTAGE (V)
Fi
g
.4 T
y
pical Junction Capacitance
R
T=25C
f = 1MHz
j
110
100
0
NUMBER OF CYCLES AT 60 Hz
Fi
g
. 3 Max Non-Repetitive Peak Fwd Sur
g
e Current
I , PEAK FWD SURGE CURRENT (A)
FSM
10
20
30
Pulse Width
8.3ms Single Half
Sine-Wave
0.6 0.8 1.0 1.2 1.4 1.6
0.01
0.1
1.0
10
20
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
I , INSTANTANE
O
US F
O
RWARD CURRENT (A)
F
T=25°C
Pulse Width = 300µs
J
025 50 75 100 125 150 175
0.2
0.4
0.6
0.8
1
.
0
0
I , AVERAGE FWD RECTIFIED CURRENT (A)
(AV)
T , AMBIENT TEMPERATURE (ºC)
Fi
g
. 1 Forward Current Deratin
g
Curves
A
PC Board Mounted
9.5mm Lead Lengths
Notes: 5. For packaging details, visit our website at http://www.diodes.com/datasheets/ap02008.pdf
DS26002 Rev. 6 - 2 3 of 3 1N4933/L-1N4937/L
www.diodes.com
Ordering Information
Device Packaging Shipping
1N4933-A DO-41 5K/Ammo Pack
1N4933-B DO-41 1K/Bulk
1N4933-T DO-41 5K/Tape & Reel, 13-inch
1N4934-A DO-41 5K/Ammo Pack
1N4934-B DO-41 1K/Bulk
1N4934-T DO-41 5K/Tape & Reel, 13-inch
1N4935-A DO-41 5K/Ammo Pack
1N4935-B DO-41 1K/Bulk
1N4935-T DO-41 5K/Tape & Reel, 13-inch
1N4936-A DO-41 5K/Ammo Pack
1N4936-B DO-41 1K/Bulk
1N4936-T DO-41 5K/Tape & Reel, 13-inch
1N4937-A DO-41 5K/Ammo Pack
1N4937-B DO-41 1K/Bulk
1N4937-T DO-41 5K/Tape & Reel, 13-inch
1N4933L-T A-405 5K/Tape & Reel, 13-inch
1N4934L-T A-405 5K/Tape & Reel, 13-inch
1N4935L-T A-405 5K/Tape & Reel, 13-inch
1N4936L-T A-405 5K/Tape & Reel, 13-inch
1N4937L-T A-405 5K/Tape & Reel, 13-inch
(Note 5)
