SI9121DY-5-T1-E3
- Mfr.Part #
- SI9121DY-5-T1-E3
- Manufacturer
- Vishay
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CONV ISDN 1OUT 8SOIC
- Stock
- 7,134
- In Stock :
- 7,134
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- Manufacturer :
- Vishay
- Product Category :
- Special Purpose Regulators
- Number of Pins :
- 8
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Control Technique :
- PULSE WIDTH MODULATION
- Published :
- 2014
- Terminal Finish :
- Matte Tin (Sn)
- Length :
- 4.9mm
- Number of Functions :
- 1
- Nominal Input Voltage :
- 9.5V
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Number of Terminations :
- 8
- Efficiency :
- 77 %
- Mounting Type :
- Surface Mount
- Packaging :
- Tape and Reel (TR)
- Voltage - Input :
- -10V~-60V
- Peak Reflow Temperature (Cel) :
- 260
- Switcher Configuration :
- Buck-Boost
- Pin Count :
- 8
- Base Part Number :
- SI9121
- Terminal Form :
- Gull wing
- Pbfree Code :
- yes
- Lead Free :
- Lead Free
- Switching Frequency :
- 110kHz
- Radiation Hardening :
- No
- JESD-609 Code :
- e3
- Number of Outputs :
- 1
- Voltage - Output :
- 5V
- Output Current :
- 250mA
- Input Voltage-Nom :
- 48V
- Applications :
- Converter, ISDN Power Supplies
- Max Input Voltage :
- -60V
- RoHS Status :
- ROHS3 Compliant
- Output Type :
- FIXED
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Weight :
- 186.993455mg
- ECCN Code :
- EAR99
- Terminal Position :
- Dual
- Width :
- 3.9mm
- Min Input Voltage :
- -10V
- Control Mode :
- CURRENT-MODE
- Operating Temperature :
- -40°C~85°C
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Operating Supply Voltage :
- -60V
- Mount :
- Surface Mount
- Datasheets
- SI9121DY-5-T1-E3

Special Purpose Regulators Vishay SI9121DY-5-T1-E3 Overview
The Vishay SI9121DY-5-T1-E3 is a high-performance Integrated Circuit (IC) specifically designed for ISDN applications. This device is part of Vishay's Special Purpose Regulators category, offering reliable and efficient voltage regulation solutions. The SI9121DY-5-T1-E3 features a compact 8SOIC package, making it ideal for space-constrained applications. Its primary function is to convert higher voltages down to the levels required by ISDN interfaces, ensuring stable and uninterrupted operation. The robust design and proven manufacturing expertise of Vishay make this product a preferred choice for telecommunications equipment manufacturers looking to enhance system reliability and performance.
SI9121DY-5-T1-E3 Features
The SI9121DY-5-T1-E3 offers several key features that make it an optimal solution for demanding applications. It includes a built-in voltage regulator with excellent power efficiency, low thermal output, and superior line regulation. This IC also provides high immunity against electrical noise, which is crucial for maintaining the integrity of data transmission in ISDN systems. Additionally, its easy integration into existing designs due to the standardized SOIC package enhances its versatility in various electronic configurations.
SI9121DY-5-T1-E3 Applications
- Integrated Services Digital Network (ISDN) Terminals: Ensures reliable power regulation, providing stable voltage necessary for optimal operation and connectivity in ISDN terminals.
- Telecommunication Switching Equipment: Utilized in switching systems to manage voltage levels effectively, maintaining system efficiency and reducing operational disruptions.
- Data Transmission Systems: Offers robust power conversion necessary for maintaining signal integrity in high-speed data transmission equipment.
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