SMS3925-079 ALPHA | Alldatasheet

Document overview

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Technical content

Features

I Silicon Schottky Diode for Detector

Applications

I Ultra Small SC-79 Package I Designed for High Volume, Low Cost I Available in Tape and Reel Packaging SMS3925-079

Description

The SMS3925-079 is a 40 V, 0.6 pF RF Schottky diode designed for use as a level detector in wireless handsets and for general purpose switching applications. The SMS3925-079 is packaged in the surface mount miniature SC-79 package and is designated for low cost, high volume applications. Characteristic Value Reverse Voltage (VR) 40 V Forward Current - 1 mS Pulse (IF)1 A Forward Current - Steady State (IF) 50 mA Power Dissipation (PD) 250 mW Storage Temperature (TST) -65°C to +150°C Operating Temperature (TOP) -65°C to +150°C Junction Temperature (TJ) 150°C Electrostatic Discharge (ESD) - Class 1B Human Body Model (HBM) Absolute Maximum Ratings Preliminary Parameter Condition Min. Typ. Max. Unit Reverse Current (IR)V R = 40 V 10 uA Capacitance (CT)1 VR = 0 V, F = 1 MHz 0.48 0.6 pF Forward Voltage (VF)I F = 1 mA 0.57 0.62 0.67 V Electrical Specifications at 25°C 1. Capacitance is total capacitance (CT), junction capacitance (CJ) + package capacitance (CP).

Low Capacitance High Voltage Schottky Diode SMS3925-079 2 Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email sales@alphaind.com • www.alphaind.com Specifications subject to change without notice. 8/99A Total Capacitance vs. Reverse Voltage Reverse Voltage (V) Capacitance (pF) 0.1 0.2 0.3 0.4 0.5 0.6 0 5 10 15 Typical Performance Data 0.060 (1.50 mm) MIN. 0.067 (1.70 mm) MAX. 0.010 (0.25 mm) MIN. 0.014 (0.35 mm) MAX. 0.043 (1.10 mm) MIN. 0.051 (1.30 mm) MAX. 0.020 (0.50 mm) MIN. 0.028 (0.70 mm) MAX. 0.003 (0.07 mm) MIN. 0.008 (0.20 mm) MAX. 10˚ MAX. 10˚ MAX. 0.028 (0.70 mm) MIN. 0.035 (0.90 mm) MAX. 0.006 (0.15 mm) MIN.CATHODE INDICATOR SC-79 Parameter Units SMS3925 IS A 1.8E-09 RS Ω 5.4 N - 1.7 TT S 8E-11 CJ0 pF 0.36 M - 0.24 EG eV 0.69 XTI - 2 FC - 0.5 BV V5 8 IBV A 1.00E-05 VJ V 0.800 SPICE Model Parameters