BAS116LPH4-7B

A concise intro to BAS116LPH4-7B:
- What it is: BAS116LPH4-7B is a fast switching, general‑purpose diode in a compact surface‑mount leadless package. It belongs to the BAS116 family, designed for high-speed signal switching and rectification tasks.
- Key function: Conducts current in forward direction with low junction capacitance for fast switching, while blocking reverse voltage when off.
- Package note: LP indicates a leadless/low‑profile SMT package, suitable for dense PCBs. 4-7B is a package/revision code used by the manufacturer.
- Typical applications: High‑speed switching circuits, demultiplexing, pulse/clamp circuits, and small‑signal rectification in power supplies and embedded electronics.
- How to use: Check datasheet for exact electricals (reverse voltage, forward current, peak surge current, and recovery characteristics). Verify polarity (anode vs. cathode) from the package marking.
- Why choose it: If you need a compact, fast‑switching diode with reliable performance in an SMT footprint.
- Where to get details: Manufacturer datasheet or distributor pages for BAS116LPH4-7B (for exact electrical specs, ratings, and packaging).

BAS116LPH4-7B features:
- Fast-switching silicon diode (general purpose)
- VRRM: 75 V; IF(AV): 150 mA
- Low forward drop (VF ≈ 0.8–1.0 V at ~10 mA)
- Very fast switching/recovery (suitable for high-speed signals)
- Pb-free, RoHS compliant
- Surface-mount device in a small package (SMD)
- Glass-passivated junction for reliability
- Low reverse leakage
- Wide operating temp range (approximately −65 °C to +125 °C)
Applications: high-speed switching, signal processing, clamping, and general fast-rectification in compact designs.

SOT-23 (3-pin) surface-mount package.

- Pin count: 4 pins
- Function: dual fast-switching diode array (two BAS116 diodes in one package) used for high-speed signal switching/rectification.

Manufacturer: Nexperia (formerly Philips Semiconductors).
What kind of company: A global semiconductor company based in the Netherlands, specializing in discrete components and related devices (diodes, transistors, protection parts, and other analog/logic components).

BAS116LPH4-7B is a fast-switching small-signal diode. Typical applications include:
- Fast-switching/rectification in DC-DC converters and switching circuits
- Demodulation and envelope/peak detection in RF and digital signals
- Clamping and input protection for logic devices
- Snubber networks in power supplies
- General-purpose fast diode use in telecom, consumer electronics, and instrumentation
Concise and suitable for various high-speed, small-signal needs.

Likely equivalents (same fast-switching diode function and ratings):
- 1N4148 (through-hole)
- LL4148 (SMD)
- MMBD4148 (SMD)
- 1N4148W (SMD variant)
These share similar VR (~100 V) and IF (~300 mA). Verify exact VR, IF, VF and package in the BAS116LPH4-7B datasheet and cross-reference when substituting.