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AVAGO TECHNOLOGIES HSMS-281x Surface Mount RF Schottky Barrier Diodes Manual

Summary

Discover the HSMS-281x series of Surface Mount RF Schottky Barrier Diodes—an essential component for both analog and digital high-frequency applications. This datasheet provides comprehensive electrical specifications, package guidelines (SOT-23/SOT-363), and detailed application data. Designed with very low flicker noise and a reliable six-sigma quality level, these lead-free diodes offer designers wide versatility and unmatched performance for demanding circuit designs.

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HSMS-281x Surface Mount RF Schottky Barrier Diodes

Data Sheet

Description/Applications Features These Schottky diodes are specifically designed for both • Surface Mount Packages analog and digital applications. This series offers a wide

• Low Flicker Noise

range of specifications and package configurations to

• Low FIT (Failure in Time) Rate*

give the designer wide flexibility. The HSMS‑281x series of diodes features very low flicker (1/f ) noise. • Six‑sigma Quality Level

Note that Avago’s manufacturing techniques assure that • Single, Dual and Quad Versions

dice found in pairs and quads are taken from adjacent • Tape and Reel Options Available sites on the wafer, assuring the highest degree of match.

• Lead‑free • For more information see the Surface Mount Schottky Reliability Data Sheet.

Pin Connections and Package Marking Package Lead Code Identification, SOT-23/SOT-143

(Top View)

COMMON COMMON

SINGLE SERIES ANODE CATHODE

UNCONNECTED RING BRIDGE

Notes: PAIR QUAD QUAD 1. Package marking provides orientation and identification. 2. See “Electrical Specifications” for appropriate package marking.

GUx #5 #7 #8

Package Lead Code Identification, SOT-323 Package Lead Code Identification, SOT-363 (Top View) (Top View)

SINGLE SERIES HIGH ISOLATION UNCONNECTED

UNCONNECTED PAIR TRIO

COMMON COMMON ANODE CATHODE

COMMON COMMON CATHODE QUAD ANODE QUAD

BRIDGE RING QUAD QUAD

Page Summary Contents For AVAGO TECHNOLOGIES HSMS-281x Surface Mount RF Schottky Barrier Diodes Manual

Page 1 HSMS-281x Surface Mount RF Schottky Barrier Diodes Data Sheet Description/Applications Features These Schottky diodes are specifically designed for both • Surface Mount Packages analog and digital app...
Page 2 Absolute Maximum Ratings[1] TC = 25°C Symbol Parameter Unit SOT-23/SOT-143 SOT-323/SOT-363 If Forward Current (1 μs Pulse) Amp 1 1 PIV Peak Inverse Voltage V Same as VBR Same as VBR Tj Junction Temper...
Page 3 Quad Capacitance Linear Equivalent Circuit Model Diode Chip Capacitance of Schottky diode quads is measured using an HP4271 LCR meter. This instrument effectively isolates individual diode branches fr...
Page 4 Typical Performance, TC = 25°C (unless otherwise noted), Single Diode TA = +125C TA = +75C TA = +125C TA = +25C TA = +75C TA = –25C TA = +25C VF – FORWARD VOLTAGE (V) VR – REVERSE VOLTAGE (V) IF – FOR...
Page 5 Applications Information Assembly Instructions Introduction Product Selection SOT-323 PCB Footprint Avago’s family of Schottky products provides unique solu‑ A recommended PCB pad layout for the minia...
Page 6 SMT Assembly Te pe ra tu re Reliable assembly of surface mount components is a com‑ The preheat zones increase the temperature of the board plex process that involves many material, process, and and c...
Page 7 Part Number Ordering Information No. of Part Number Devices Container HSMS‑281x‑TR2G 10000 13" Reel HSMS‑281x‑TR1G 3000 7" Reel HSMS‑281x‑BLKG 100 antistatic bag Package Dimensions Outline 2...
Page 8 Outline 143 (SOT-143) Outline SOT-363 (SC-70 6 Lead) ABCABCABCABC DIMENSIONS (mm) SYMBOL MIN. MAX. HE 1.80 2.40 AA2 0.80 1.10 DIMENSIONS (mm) A2 0.80 1.00 SYMBOL MIN. MAX. A1 0.00 0.10 0.79 1.097 0.65...
Page 9 Tape Dimensions and Product Orientation For Outline SOT-23 9° MAX Ko 8° MAX 13.5° MAX DESCRIPTION SYMBOL SIZE (mm) SIZE (INCHES) CAVITY LENGTH A0 3.15 ± 0.10 0.124 ± 0.004 WIDTH B0 2.77 ± 0.10 0.109 ±...
Page 10 Tape Dimensions and Product Orientation For Outlines SOT-323, -363 t1 (CARRIER TAPE THICKNESS) Tt (COVER TAPE THICKNESS) An K0 An DESCRIPTION SYMBOL SIZE (mm) SIZE (INCHES) CAVITY LENGTH A0 2.40 ± 0.1...