UMMD022~UMMD024
Elektronische Bauelemente 20V~ 40V, 200 mA Surface Mount Small Signal Schottky Barrier Rectifiers
RoHS Compliant Product A suffix of “-C” specifies halogen & lead-free
FEATURES
Lead less chip form, no lead damage Lead-free solder joint, no wire bond & lead frame Low power loss, high efficiency High current capability, low VF Plastic package has underwriters laboratory flammability Classification 94V-0
0603
B
C
A
G
F
APPLICATION
Switching mode power supply applications Portable equipment battery applications High frequency rectification DC / DC converter Telecommunication
REF.
Cathode Band
E
E
D
Millimeter Min. Max. 1.50 1.70 0.80 1.00 0.70 TYP. 0.50 0.80 REF. E F G Millimeter Min. Max. 0.30 0 .4 0 R 0.20 0.05 REF.
MECHANICAL DATA
Case: Packed with FRP substrate and epoxy underfilled Terminals: Pure tin-plated (lead-free), solderable per MIL-STD-750, method 2026. Polarity: Laser cathode band marking Weight : 0.003 gram
A B C D
MARKING
ABSOLUTE MAXIMUM RATINGS (TA = 25°C unless otherwise specified)
PARAMETER
Repetitive Peak Reverse Voltage Average Forward Current Peak Forward Surge Current Junction Temperature Operating and Storage Temperature
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
TYPE NUMBER
Forward Voltage
Repetitive Peak Reverse Current Junction capacitance Typical Thermal Resistance, Junction to Ambient Typical Thermal Resistance, Junction to Lead
http://www.SeCoSGmbH.com/
D
Halogen-free type
SYMBOL
VRRM IF(AV) IFSM TJ TOPR, TSTG
VALUE UMMD022 UMMD024
20 200 2.0 125 -40 ~ 125 40
UNIT
V mA A ° C
TEST CONDITION
@ 8.3 ms half sine-wave
SYMBOL
VF
MIN
-
TYP
0.30 0.40 0.43 1.5 8 35 160 110
M AX
0.45 30 50 -
UNIT
V
TEST CONDITION
IF = 50mA IF = 100mA IF = 200mA VR = 10V, TA = 25° C VR = Max. VRRM, TA=25° C VR = 4V, f = 1.0 MHz
IRRM CJ RθJA RθJL
µA pF ° /W C
Any changes of specification will not be informed individually.
24-Dec-2009 Rev. A
Page 1 of 2
UMMD022~UMMD024
Elektronische Bauelemente 20V~ 40V, 200 mA Surface Mount Small Signal Schottky Barrier Rectifiers
RATINGS AND CHARACTERISTIC CURVES
FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE 0.25 2.5
8.3ms Single Half Sine-Wave (JEDEC Method)
FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT
AVERAGE FORWARD CURRENT, (A)
0.20
PEAK FORWARD SURGE CURRENT, (A)
0 25 125
2.0
0.15
1.5
0.10
1.0
0.05
0.5
0 50 75 100
o
0 150 1 10 NUMBER OF CYCLES AT 60Hz 100
LEAD TEMPERATURE, ( C) FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 1000 1000
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
IINSTANTANEOUS FORWARD CURRENT, (mA)
INSTANTANEOUS REVERSE CURRENT, MICROAMPERES
o
100
TJ=100 C
100
10
o
10
TJ=25C
1.0
1
Ta=25 C
o
0.10
0.1 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
0.01 0 10 20 30 40
FORWARD VOLTAGE, (V)
PERCENT OF RATED PEAK REVERSE VOLTAGE VR (V)
FIG. 5 - TYPICAL JUNCTION CAPACITANCE 1000
JUCTION CAPACITANCE (pF)
100
10
1 0 5 10 REVERSE VOLTAGE, (V) 15 20
http://www.SeCoSGmbH.com/
Any changes of specification will not be informed individually.
24-Dec-2009 Rev. A
Page 2 of 2
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