SDA345_1 Datasheet, PDF (1/2 Pages) Solid States Devices, Inc – ULTRA FAST RECOVERY HIGH VOLTAGE ASSEMBLY

Solid State Devices, Inc.
14701 Firestone Blvd * La Mirada, Ca 90638
Phone: [phone] * Fax: [phone]
[e-mail] * www.ssdi-power.com
Designer’s Data Sheet
Part Numbe r/Ordering Information 1/
SDA345 __
└ Screening 2/
__ = Not Screened
TX = TX Level
TXV = TXV
S = S Level
SDA345
ULTRA FAST RECOVERY
HIGH VOLTAGE ASSEMBLY
Up To 18KV @ 250mA
125KHz Operating Frequency
FEATURES:
• Designed For Use With High Voltage Switching Power Supplies
• Discretes and Assemblies Screened to TX, TXV, or S Level
• High Reverse Transient Energy Capabilities
• Void Free, Hermetically Sealed, Metallurgically Bonded Discretes
• Single Junction Discretes Provide Superior Thermal Properties
Than Designs Using Multi-junction Discretes
• Isolated Aluminum Heat Sink with Special Epoxy Encapsulation
Provides Superior Power Dissipation
• All Internal Devices are Matched & Selected
• Unique Construction Techniques Guarantee 100% Corona Free
Operation
• Consult Factory for Higher Voltages and Currents and Alternate
Bridge Configurations
MAXIMUM RATINGS
PER LEG
Rating ^1/
Symbol Value
Peak Repetitive Reverse Voltage and DC
Blocking Voltage
VRM(rep)
Vr
3,000
RMS Reverse Voltage
Vr
2,100
Half Wave Rectified Forward Current
Averaged Over Full Cycle ^2/
Peak Repetitive Forward Current ^3/
Peak Surge Current ^4/
Operating & Storage Temperature
Reverse Recovery Time ^5/
I_O
1
IFM(rep) 6
IFM(surge) 25
TJ, Tstg
-55 to
+125
trr
60
Unit
Vol ts
Vol ts
Amps
Amps
Amps
O_C
ns
ELECTRICAL CHARACTERISTICS
PER LEG
Characteristic ^1/
Symbol Value Unit
Max. Full Cycle Forward Voltage VF
Drop, Averaged Over Full Cycle ^6/ _(AV)
2.85
Vdc
Max. Instantaneous Forward
Voltage Drop ^7/
VF
5.7
Vdc
Max. Full Cycle Leakage Current I_R
Averaged Over Full Cycle ^8/ (AV)
100
μAdc
Max. Reverse Leakage Current ^9/ I_R
5
μAdc
Max. Junction Capacitance ^10/ CJ
4
pf
NOTES:
1/ Unless Otherwise Specified, All Electrical Characteristics @25ºC.
2/ Resistive Load, 50Hz, Sine Wave, TC=25^OC.
3/ TC=55^OC, 8.3ms Pulse, Allow Junction to Reach Equilibrium Between Pulses.
4/ TC=55^OC, 8.3ms Pulse, Superimposed on Rated Current at Rated Voltage.
5/ Recovery Conditions: I_F = 0.5 Amp, I_R = 1.0 Amp rec. to .25 Amp,
tested on each individual diode before assembly.
6/ IO (MAX), 60Hz, Square Wave, TC = 55^OC.
7/ IF = 1 Adc, TC = 25^OC, 300 μs Pulse.
8/ Rated VR, 60Hz, Square Wave, TC = 100^OC.
9/ Rated VR, TC = 25^OC.
10/ VR = 100V, TC = 25^OC.
NOTE: All specifications are subject to change without notification.
SCD's for these devices should be reviewed by SSDI prior to release.
DATA SHEET #: RA0072A
DOC