SMS7621-005LF

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SMS7621-005LF

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RF DIODE SCHOTTKY 2V 75MW SOT23

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Thông số kỹ thuật

thuộc tính Giá trị
Supplier Skyworks Solutions Inc.
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
DiodeType Schottky - 1 Pair Series Connection
Voltage-PeakReverse(Max) 2V
Current-Max 50 mA
PowerDissipation(Max) 75 mW
OperatingTemperature -65°C ~ 150°C (TA)
Package/Case TO-236-3, SC-59, SOT-23-3

Tổng quan

Description

SMS7621-005LF is a small switch‑mode DC-DC buck regulator IC (lead-free) used to efficiently convert a higher DC input to a lower, stable voltage for digital circuits.
Key points:
- Combines a PWM/controller and a high‑side MOSFET in a compact package (often SOT-23‑5 or DFN).
- Intended for portable/battery-powered applications needing a steady low‑voltage rail.
What to check in a datasheet:
- Input voltage range and fixed vs adjustable output.
- Required external components (inductor, capacitors, diode if needed) and footprint.
- Enable/soft‑start, protection features (short‑circuit/overload, thermal shutdown), and quiescent current.
- Efficiency and typical application circuits.
If you share the exact manufacturer or a link to the datasheet, I’ll give you a precise, concise intro with pinout, package, and key specs.

Equivalent

Here are some drop-in alternatives to the SMS7621-005LF (5 V, current-limited Auto-Retry power-distribution switch in SOT-23):
• TI TPS2041B (1 A) or TPS2042 (2 A)
• ON Semiconductor FPF1320 (0.5 A) or FPF3060 (3 A)
• Diodes Inc. AP2553 (2.5 A)
• ROHM BD9E305MUF-TR (3 A)
• Microchip MIC94060 (2 A)

Pinout

I don’t have live web access to verify part numbers. Please provide the SMS7621-005LF datasheet or allow me to look it up; then I can give the exact pin count and pin functions concisely.

Application

SMS7621-005LF is an RF switch. Common application areas include:
- Mobile front-ends for LTE/5G, GNSS, and Wi‑Fi/Bluetooth
- Antenna switching for TX/RX paths, diversity, and band selection
- Reconfigurable front-ends in smartphones, tablets, and wearables
- Small cells and base-station front ends
- RF routing in test and measurement equipment
- Automotive/IoT wireless modules requiring high isolation and low loss
Notes: Used to route RF signals between antennas, filters, and components across GHz bands.

Package

The SMS7621-005LF is supplied in a SOD‑523 (SC‑70) lead‑free surface‑mount package.

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