MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS
FEATURES
Data Sheet No. FSDP-101-1B
MECHANICAL SPECIFICATION
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive loads, derate current by 20%.
Average Forward Rectified Current @ T = 75 C,
Lead length = 0.375 in. (9.5 mm)
A
o
PARAMETER (TEST CONDITIONS)
Maximum DC Blocking Voltage
Peak Forward Surge Current ( 8.3 mSec single half sine wave
superimposed on rated load)
Maximum Forward Voltage at 1 Amp DC
Typical Thermal Resistance, Junction to Ambient (Note 1)
Operating and Storage Temperature Range
Maximum Average DC Reverse Current
At Rated DC Blocking Voltage
Maximum Peak Recurrent Reverse Voltage
Maximum RMS Voltage
Series Number
I
RM
T
RR
R
JA
T T
J,
STG
I
O
V
RMS
V
RRM
V
RM
SYMBOL
RATINGS
VOLTS
C/W
C
AMPS
UNITS
VOLTS
A
V
FM
I
FSM
Typical Junction Capacitance (Note 2)
C
J
pF
200
400
140
280
200
400
1
30
15
1.2
200
5
100
-65 to +175
4.97ffsdp1
(1) Thermal resistance from junction to ambient with diode mounted on PC Board and lead lengths = 0.375 in. (9.5 mm)
(2) Measured at 1MHz & applied reverse voltage of 4 volts
NOTES:
@ T = 25 C
A
o
@ T = 100 C
A
o
Low cost
Low leakage
Low forward voltage drop
High current capacity
Fast switching for high efficiency
Case: JEDEC DO-41, molded plastic (U/L Flammability Rating 94V-0)
Terminals: Plated axial leads
Soldering: Per MIL-STD 202 Method 208 guaranteed
Polarity: Color band denotes cathode
Mounting Position: Any
Weight: 0.012 Ounces (0.34 Grams)
H23
MECHANICAL DATA
ACTUAL SIZE OF
DO-41 PACKAGE
Sym
In
mm
Minimum
Maximum
BL
BD
LL
LD
1.00
0.028
In
mm
0.107
0.205
0.034
5.2
2.7
0.86
0.160
0.103
25.4
0.71
4.1
2.6
Color Band
Denotes
Cathode
LD (Dia)
BD (Dia)
LL
BL
LL
Maximum Reverse Recovery Time (I =1A, V =30V - See Fig. 5)
F
R
50
35
50
100
70
100
600
420
600
SERIES 1N4933 - 1N4937
1N4934
1N4933
1N4935
1N4936
1N4937
DO - 41
nS
41
Tel.: (310) 767-1052
Fax: (310) 767-7958
DIOTEC ELECTRONICS CORP.
Gardena, CA 90248
U.S.A
18020 Hobart Blvd., Unit B
RATING & CHARACTERISTIC CURVES FOR SERIES 1N4933 - 1N4937
Data Sheet No. FSDP-101-2B
Tel.: (310) 767-1052
Fax: (310) 767-7958
DIOTEC ELECTRONICS CORP.
Gardena, CA 90248
U.S.A
18020 Hobart Blvd., Unit B
FIGURE 1. FORWARD CURRENT DERATING CURVE
Ambient Temperature, C
o
FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT
Number of Cycles at 60 Hz
1
10
100
50
40
30
20
10
0
1 AMP FAST RECOVERY SILICON DIODES
4.97bfsdp101
H24
Single Phase, Half wave, 60 Hz
Resistive and Inductive Loads
FIGURE 3. TYPICAL FORWARD CHARACTERISTIC PER DIODE
Instantaneous Forward Voltage (Volts)
0.01
0.1
1.0
10
10
FIGURE 4. TYPICAL JUNCTION CAPACITANCE PER DIODE
Reverse Voltage, (Volts)
1
0.1
10
0.1
100
T = 25 C
Pulse Width = 300
S
J
o
JEDEC Method
8.3 mS Half Sine Wave
T = 150 C
J
o
T = 25 C
f = 1 MHz
J
o
NOTES:
(1) Rise time = 7nS max., input impedance = 1 Megohm, 22 pF
(2) Rise time = 10nS max., source impedance = 50 ohms
FIGURE 5. REVERSE RECOVERY TEST SETUP AND TIME CHARACTERISTIC
1
non-
inductive
10
noninductive
50
noninductive
OSCILLOSCOPE
(Note 1)
PULSE
GENERATOR
(Note 2)
(+)
(+)
(-)
(-)
D.U.T.
25 VDC
(APPROX)
-1.0
-0.5
0.0
0.5
Set time base
for 10nS/cm
1
cm
T
RR
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