Compact MICROCHIP UPS840E3/TR13 Schottky rectifier offering 8 amp current rating and RoHS compliance
Product Overview
The UPS840e3 is a RoHS compliant, 40 V, 8 Amp Schottky rectifier in an exceptionally small surface mount Powermite 3 package. It offers a low profile (<1.1 mm) and small footprint (32 mm2), making it ideal for space-constrained applications. Its design features a full metallic bottom for efficient heat dissipation, resulting in lower junction temperatures, reduced leakage current, and power loss. The guard ring construction provides transient protection, and its silicon Schottky (hot carrier) rectifier minimizes reverse recovery time (trr) and oscillations, reducing the need for EMI filtering.
Product Attributes
- Brand: Microsemi Corporation
- Model: UPS840e3
- Package Type: Powermite 3 Surface Mount
- Certifications: RoHS compliant, Underwriters Laboratory Flammability classification 94V-0
- Material: Molded epoxy package, Copper terminals with annealed matte-tin plating
- Marking: Body marked with "S840" (dot indicates RoHS compliance)
- Polarity: Two leads on side are internally connected together for anode and bottom side is the cathode.
Technical Specifications
| Parameter | Symbol | Value | Unit | Conditions |
|---|---|---|---|---|
| Working Peak Reverse Voltage | VRWM | 40 | Volts | |
| Maximum RMS Voltage | VRMS | 28 | Volts | |
| Maximum Peak Repetitive Voltage | VRRM | 40 | Volts | |
| Maximum Forward Voltage | VF @ 3 A | 0.39 | Volts | (Note 1) |
| Maximum Forward Voltage | VF @ 8 A | 0.45 | Volts | (Note 1) |
| Maximum Forward Voltage | VF @ 10 A | 0.49 | Volts | (Note 1) |
| Maximum Reverse Current | IR @ VRWM | 0.5 | mA | VRWM=40V |
| Voltage Rate of Change | dV/dt | 1000 | V/s | |
| Storage Temperature | TSTG | -55 to +150 | C | |
| Junction Temperature | TJ | -55 to +125 | C | |
| Thermal Resistance Junction-to-Ambient | RJA | 65 | C/W | On PCB with FR4 using 2 oz copper and recommended mounting pad size (Note 1) |
| Thermal Resistance Junction-to-Case | RJC | 2.5 | C/W | |
| Forward Surge Current | IFSM | 150 | A | At 8.3 ms single half-sine waveform superimposed on rated load (JEDEC method) (Note 2) |
| Total Capacitance | CT | 700 | pF | @ 1 MHz and VR of 4.0 V |
| Average Rectified Output Current | IO | 8.0 | A | @ TC = 75 C |
| Solder Temperature | 260 | C | @ 10 s |
Notes:
(1) Pulse test, 1% duty cycle.
(2) At 8.3 ms single half-sine waveform superimposed on rated load (JEDEC method).
2411272108_MICROCHIP-UPS840E3-TR13_C3758317.pdf
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