Infineon Technologies BAT15099E6327HTSA1

Overview

BAT15099E6327HTSA1 from Infineon Technologies is a silicon Schottky diode optimized for DBS mixer applications up to 12 GHz, phase detection, and RF modulation. It features low barrier height, 0.35–0.5 pF capacitance at 0 V/1 MHz, 5.5 Ω typical differential forward resistance at 10 mA, and 4 V reverse voltage rating. Its SOT143 package supports high-frequency signal routing in satellite receiver front-ends.

For engineers reviewing the BAT15099E6327HTSA1 datasheet, BAT15099E6327HTSA1 pinout, BAT15099E6327HTSA1 application, or BAT15099E6327HTSA1 equivalent, key selection criteria include RF capacitance matching, low-noise VF consistency across diode pairs, thermal resistance (RthJS ≤ 1020 K/W), and anti-parallel configuration suitability for balanced mixers.

Technical Context

This device is an anti-parallel pair Schottky diode in a leadless SOT143 package, designed for broadband RF signal processing where symmetrical nonlinearity and minimal junction capacitance are critical. Its 0.35–0.5 pF capacitance and 5.5 Ω differential resistance enable stable conversion loss and noise figure performance in 1–12 GHz mixers.

The diode pair exhibits forward voltage matching ≤20 mV at 10 mA, ensuring amplitude balance in balanced architectures. Its 4 V reverse breakdown and 110 mA forward current rating support operation under typical DBS LNB bias conditions while maintaining thermal stability up to 150 °C junction temperature.

Key Specifications

Pinout & Package

SOT143 package: 4-terminal, leadless surface-mount, anti-parallel pair configuration with common cathode terminals on pins 1 & 4 and anodes on pins 2 & 3.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar anti-parallel Schottky diode applications.

Compared with HSMS-2850 and BAR63-03W, BAT15099E6327HTSA1 delivers superior high-frequency balance via integrated anti-parallel topology and verified ≤20 mV VF matching-critical for Ku-band DBS and precision phase detection where layout-induced asymmetry must be eliminated at the component level.

Availability

BAT15099E6327HTSA1 is available at Aetrix Electronics and suitable for DBS satellite receivers, wireless IF demodulators, phase-locked loop detectors, and RF test signal generators requiring stable component supply across extended temperature ranges and high-frequency performance continuity.

Supply support for BAT15099E6327HTSA1 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Infineon Technologies is a German semiconductor manufacturer specializing in power management, RF, and automotive ICs, with leadership in high-frequency discrete devices since the 1990s.

BAT15099E6327HTSA1 belongs to Infineon's BAT15 family of silicon Schottky diodes engineered specifically for microwave mixing, phase detection, and modulation in satellite, test, and communications infrastructure.

FAQ

What is the recommended bias condition for optimal mixer performance?

Apply 0.5–1.0 mA DC bias through each diode branch using 100 Ω–1 kΩ series resistors. This maintains junction temperature below 85 °C while preserving low-noise VF characteristics and minimizing thermal drift in phase-sensitive applications. Avoid exceeding 110 mA peak forward current to prevent irreversible degradation.

Does BAT15099E6327HTSA1 require special ESD handling during assembly?

Yes-it is classified as ESD-sensitive (HBM Class 1B, <500 V). Use grounded wrist straps, ionized air blowers, and static-dissipative work surfaces. Avoid direct contact with pins 2 and 3 (anodes), which exhibit lowest gate oxide robustness. Reflow profile must stay within JEDEC J-STD-020 limits for MSL 1.

Can this diode replace BAT15-099R in existing designs?

Yes-BAT15099E6327HTSA1 is the tape-and-reel packaged variant of BAT15-099R, sharing identical electrical specs, SOT143 footprint, anti-parallel configuration, and 0.35–0.5 pF capacitance. The "E6327HTSA1" suffix denotes packaging format and RoHS compliance; no circuit redesign is needed.

How does thermal resistance affect power handling in pulsed RF operation?

With RthJS ≤ 1020 K/W, continuous 100 mW dissipation raises junction temperature by ~102 K above solder point. In pulsed mode (duty cycle <1%), transient thermal impedance drops sharply-enabling 3× peak current (330 mA) for <10 µs pulses without exceeding 150 °C Tj, per Infineon's permissible pulse load curves.