鈥?/div>
Plastic package has Underwriters Laboratory
Flammability classification 94V-0
Metal to silicon rectifier, majority carrier conduction
High current capability, low V
F
Built-in stress relief with similar COE as PC boards
Optional Lead-Free design/finish (UMAF5817-19)
Options for screening in accordance with MIL-PRF-
19500/586 for JAN, JANTX, JANTXV, and JANS
are available by adding MQ, MX, MV, or MSP
prefixes respectively to part numbers. For
example, designate a MXUMAJ5819 for a JANTX
screen.
鈥?/div>
鈥?/div>
APPLICATIONS / BENEFITS
For surface mount applications
For use in low-voltage high-frequency switching
power supplies, inverters, free wheeling, and
polarity protection applications
Low power loss, High efficiency
Low inductive parasitics for minimal Ldi/dt effects
Fits same small PCB footprints as popular
鈥淪MAJxxx鈥?or 鈥淪MBJxxx鈥?Schottky devices in
JEDEC outlines DO-214AC (or BA) and DO-214AA
respectively except with much lower height profile
Robust 2010 MELF style package configuration for
pick-and-place handling
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
MAXIMUM RATINGS
鈥?/div>
鈥?/div>
鈥?/div>
MECHANICAL AND PACKAGING
鈥?/div>
鈥?/div>
FRP substrate material and epoxy under-fill
package meeting UL94V-0
Terminals solder plated (solderable per MIL-STD-
750, Method 2026)
Body marked with 5817, 5818, or 5819
Cathode designated with band
Weight: 0.020 grams
Tape & Reel packaging per EIA-481-2 with 12 mm
tape and 3000 units/reel (7 inch reel) or 10,000
units/reel (13 inch reel)
See package dimensions on last page
鈥?/div>
鈥?/div>
Operating junction and storage temperature
range (T
J
and T
STG
): -50
o
C to +125
o
C
Forward average rectified current (I
O
)
@T
C
=75
o
C: 1.0 Amp
Forward surge current (I
FSM
) 8.3 ms single
half-sine waveform superimposed on rated
load (JEDEC Method): 25 Amps
Typical thermal resistance (R
胃JL
): 50
o
C/W
Typical junction capacitance (C
J
) at 1.0 MHz
and V
R
of 5.0 Volts: 65 pF for UMA5817, and
46 pF for UMA5818 and UMA5819
Solder temperatures: 260 C for 10 s (maximum)
潞
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
ELECTRICAL CHARACTERISTICS @ 25
o
C
Working
Peak
Reverse
Voltage
V
RWM
Volts
20
30
40
Maximum
RMS
Voltage;
V
RMS
Volts
14
21
28
Maximum
Peak
Repetitive
Voltage;
V
RRM
Volts
20
30
40
unless specified otherwise
UMA5817 thru
UMA5819
UMA5819
Part
Number
UMA5817
UMA5818
UMA5819
Copyright
錚?/div>
2002
10-16-03 REV B
Maximum
Forward
Voltage at 1.0A
(note 1)
V
F
Volts
0.45
0.55
0.60
Maximum
Forward
Voltage at 3.0A
(note 1)
V
F
Volts
0.75
0.875
0.90
Maximum
dc reverse
current @
V
RWM
I
R
mA
0.5
0.5
0.5
Maximum dc
reverse
current @
o
V
RWM
,100 C
I
R
mA
10
10
10
NOTES:
(1) Pulse test with P
W
=300
碌sec,
1% duty cycle.
Microsemi
Scottsdale Division
8700 E. Thomas Rd. PO Box 1390, Scottsdale, AZ 85252 USA, (480) 941-6300, Fax: (480) 947-1503
Page 1
UMA5819 產(chǎn)品屬性
1
分離式半導(dǎo)體產(chǎn)品
單二極管/整流器
-
肖特基
40V
1A
600mV @ 1A
快速恢復(fù) = 200mA（Io）
-
500µA @ 40V
-
表面貼裝
Ultramite?
Ultramite?
剪切帶 (CT)
UMA5819CT
UMA5819相關(guān)型號PDF文件下載
-
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版本
描述
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