SURFACE MOUNT GLASS PASSIVATED
SUPER FAST SILICON RECTIFIER
VOLTAGE RANGE 50 to 200 Volts CURRENT 2.0 Amperes
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
UFM204L
THRU
UFM201L
SMBL
MAXIMUM RATINGS
(@ TA=25
OC unless otherwise noted)
ELECTRICAL CHARACTERISTICS
(@TA=25
OC unless otherwise noted)
Dimensions in inches and (millimeters)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at TA = 55OC
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 1)
Typical Junction Capacitance (Note 2)
SYMBOL
V
RRM
V
DC
I
FSM
C
J
T
STG
V
RMS
UNITS
Volts
Volts
Volts
Amps2.0
50
75
18
Amps
0
C/W
0
C/W
0
C
Storage Temperature Range
Rq
JA
Typical Thermal Resistance (Note 1) 20
Rq
JL
I
O
pF
Operating Temperature Range T
J
UFM201L
50
150
-55 to + 150
0
C
UFM202L UFM203L
100 150
35 70 105
50 100 150
UFM204L
UFM201L UFM202L UFM203L UFM204L
200
200
140
2006-12
CHARACTERISTICS
Maximum Average Reverse Current
at Rated DC Blocking Voltage
V
F
SYMBOL
I
R
mA
Maximum Instantaneous Forward Voltage at 2.0A DC Volts
5
350
@T
A
= 25
o
C
@T
A
= 100
o
CmA
UNITS
0.9
trr
Maximum Reverse Recovery Time (Note 4) nSec20
FEATURES
* Glass passivated device
* For surface mounted applications
* Ultrafast recovery times dor high efficiency
* Low forward voltage, low power loss
* Low leakage current
* Epoxy: Device has UL flammability classification 94V-O
* Metallurgically bonded construction
* Mounting position: Any
* Weight: 0.098 gram
0.083 (2.11)
0.077 (1.96)
0.155 (3.94)
0.130 (3.30)
0.180 (4.57)
0.160 (4.06)
0.085 (2.15)
0.061 (1.55)
0.060 (1.52)
0.030 (0.76)
0.220 (5.59)
0.205 (5.21)
0.012 (0.305)
0.006 (0.152)
0.008 (0.203)
0.004 (0.102)
MECHANICAL DATA
NOTES : 1. Thermal Resistance :Mounted on PCB.
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
3. "Fully ROHS compliant","100% Sn plating (Pb-free)".
4. Test Conditions: IF= 0.5A, IR= -1.0A, IRR= -0.25A.
AMBIENT TEMPERATURE, (OC)
INSTANTANEOUS REVERSE CURRENT, (uA)
25
2.5
00
2.0
1.5
1.0
0.5
7550 175100 125 150
RATING AND CHARACTERISTICS CURVES ( UFM201L THRU UFM204L )
FIG.2 TYPICAL FORWARD CURRENT
DERATING CURVE
FIG.1 TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
AVERAGE FORWARD CURRENT, (A)
0
0.1
10
1.0
1000
100
6020 40 80 100 120 140
FIG.3 TYPICAL REVERSE
CHARACTERISTICS
trr
+0.5A
50 W
NONINDUCTIVE
10 W
NONINDUCTIVE
0
-0.25A
-1.0A
1cm
SET TIME BASE FOR 8/1 ns/cm
NOTES:
1 Rise Time = 7ns max. Input Impedance =
1 megohm. 22pF.
2. Rise Time = 10ns max. Source Impedance =
50 ohms.
D.U.T
25 Vdc
(approx)
( - )
( - )
( + )
( + )
1
NON-
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
PULSE
GENERATOR
(NOTE 2)
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
T
A
= 25 OC
T
A
= 75 OC
T
A
= 100 OC
NUMBER OF CYCLES AT 60Hz
PEAK FORWARD SURGE CURRENT, (A)
INSTANTANEOUS FORWARD VOLTAGE, (V)
1
10
30
20
50
100
200
INSTANTANEOUS FORWARD CURRENT, (A)
1.0
0.3
0.1
0.03
0.01
3.0
10
20
105 50 100
2.52.01.51.00.50 3.0 3.5
RATING AND CHARACTERISTICS CURVES ( UFM201L THRU UFM204L )
FIG.4 TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
FIG.5 MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
REVERSE VOLTAGE, (V)
JUNCTION CAPACITANCE, (pF)
4
6
40
20
10
60
200
100
0.20.1
2
10.4 21.0 4 10 20 40 100
FIG.6 TYPICAL JUNCTION CAPACITANCE
8.3ms Single Half Sine-Wave
(JEDED Method)
Pulse Width=300uS
1% Duty Cycle
T
J
= 25 OC
T
J
= 25
O
C
Mounting Pad Layout
Dimensions in inches and (millimeters)
0.083MIN.
( 2.10 MIN.)
0.220
0.106 MAX.
(2.69 MAX.)
0.050 MAX.
(1.27 MAX.)
(
5.58) REF
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