MMBF5103

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MMBF5103

JFET N-CH 40V 0.35W SOT-23

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365 일 보장

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사양

Supplier onsemi
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
FETType N-Channel
Voltage-Breakdown(V(BR)GSS) 40 V
Current-Drain(Idss)@Vds(Vgs=0) 10 mA @ 15 V
Voltage-Cutoff(VGSoff)@Id 1.2 V @ 1 nA
InputCapacitance(Ciss)(Max)@Vds 16pF @ 15V
Power-Max 350 mW
OperatingTemperature -55°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case TO-236-3, SC-59, SOT-23-3

개요

Description

MMBF5103 is a small‑signal NPN transistor in the MMBF family for surface‑mount devices. It’s intended for general‑purpose switching and amplification in compact electronics. The part comes in a three‑lead SMD package (e.g., SOT‑23/SC‑70 style), with pinout that varies by package—so always check the exact datasheet. Use it as a replacement for common general‑purpose transistors (e.g., in low‑current switching or small‑signal amplification). Specific ratings (collector current, Vce, gain) depend on the vendor and exact variant, so consult the datasheet for exact numbers and safe operating area. In circuits, drive it with a base resistor and design for either saturation (switching) or active region (amplification).

Package

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

Pinout

- Pin count: 3
- Function: small-signal transistor (MMBF series, SOT-23; typically an NPN transistor used for general switching/amplification)
- Typical pinout (top view, flat side facing you): Pin 1 = Emitter, Pin 2 = Base, Pin 3 = Collector
Note: pinout can vary by manufacturer; always check the specific datasheet for your device variant.

Application

MMBF5103 is a small-signal transistor (SMD) used for general-purpose switching and amplification in low-power circuits. Typical applications include signal amplification and buffering in audio and RF front-ends, buffer stages in digital logic, switching loads in consumer electronics, level shifting, and basic educational or hobbyist projects.

Equivalent

I can’t give exact equivalents without the datasheet or specs. MMBF5103 is a small-signal NPN transistor in SOT-23. Cross-references often listed include MMBT5103 or 2N5103, but pinout and electricals (Vce, Ic, hFE) vary by vendor. Please provide the datasheet or required specs (Vce, Ic, package) for precise substitutes.

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