BC847RAPN

Marking：A4；Package：DFN1412-6；45 V, 100 mA NPN/PNP general-purpose double transistors

BGP4004W-S

Marking：A4；1A Surface Mount General Purpose Rectifiers

BGP4004W-ST

Marking：A4；Package：SOD-123ST；1A Surface Mount General Purpose Rectifiers

BZX884B18L

Marking：A4；Package：DFN1006-2A；Small Signal Zener Diodes

EMA4

Marking：A4；Package：SOT-553；Emitter common Dual digital transistor

FDS70ST1G

Marking：A4；Package：SOT-23；Monolithic Dual Switching Diode

FDS70U

Marking：A4；Package：SOT-323；Dual Switching Diodes

FMA4A

Marking：A4；Package：SOT-753；Emitter common Dual digital transistor

MIC803-31D3VC3

Marking：A4；Package：SOT-323；3-Pin Microprocessor Supervisor Circuit with Open-Drain Reset Output

MIC803-31D3VM3

Marking：A4；Package：SOT-23；3-Pin Microprocessor Supervisor Circuit with Open-Drain Reset Output