Front side of the board

Internal denotion S.No. Quantity

IC-1, IC-2 1 2

IC-3 2 1

F1 3 1
D1, D2, D3 4 3

Q1 5 1

Z1 6 1
D4 7 1

C1 8 1

5 mixed value of capacitors

7 mixed value of resistors

The other side of the board
IC-1 1 1

IC-2 2 1

Q1, Q2, Q3, Q4, Q5, Q6, Q7 3 7
Z2 4 1

IC3 5 1

4 pin connector 6 1

27 mixed value of resistors

3 mixed value of capacitors
Part no. Availability of the orignial part

SP8M8TBCT-ND NO

PIC16F684 YES

F2933CT-ND NO
B340A-FDITR-ND NO

BC848C-TPMSCT-ND NO

DL5244B-TPMSCT-ND NO
SS3P3-E3/84AGICT-ND NO

P930-ND NO
UA78L05ACDRE4-ND NO

SN65MLVD200D NO

BC848C-TPMSCT-ND NO
DL5244B-TPMSCT-ND NO
Manufacturer name Actual part no. Description

Rohm Semiconductor SP8M8 705

Category Discrete Semiconductor Products 

Family MOSFETs - Arrays 

Series - 

Rds On (Max) @ Id, Vgs 30 mOhm @ 6A, 

10V

Drain to Source Voltage (Vdss) 30V

Gate Charge (Qg) @ Vgs 7.2nC @ 5V

Current - Continuous Drain (Id) @ 25° C 6A, 

4.5A

Input Capacitance (Ciss) @ Vds 520pF @ 

10V

FET Polarity N and P-Channel

FET Feature Logic Level Gate

Power - Max 2W

Mounting Type Surface Mount 

MICROCHIP PIC16F684

• Standby Current:

- 1 nA @ 2.0V, typical

• Operating Current:

- 8.5μA @ 32 kHz, 2.0V, typical

- 100μA @ 1 MHz, 2.0V, typical

• Only 35 instructions to learn

- All single cycle instructions except branches

• Operating speed:

- DC - 20 MHz oscillator/clock input

- DC - 200 ns instruction cycle

• Interrupt capability

• 8-level deep hardware stack

• Direct, Indirect, and Relative Addressing 

modes

Littelfuse Inc IE3A

Category Circuit Protection 

Family Fuses 

Series NANO2® 458 

Fuse Type Fast Acting, Short Time Lag

Voltage - Rated 63V

Current 3A

Package / Case 1206 (3216 metric)

Mounting Type Surface Mount 
Diodes Inc 701 B340A

Voltage - DC Reverse (Vr) (Max) 40V

Voltage - Forward (Vf) (Max) @ If 500mV @ 

3A

Current - Average Rectified (Io) 3A

Current - Reverse Leakage @ Vr 500μA @ 

40V 

Diode Type Schottky

Speed Fast Recovery =< 500ns, > 200mA 

(Io)

Reverse Recovery Time (trr) -

Capacitance @ Vr, F 200pF @ 4V, 1MHz

Mounting Type Surface Mount 

Package / Case DO-214AC, SMA

 

Micro Commercial Co

Category Discrete Semiconductor Products 

Family Transistors (BJT) - Single 

Series - 

Voltage - Collector Emitter Breakdown (Max) 

30V

Vce Saturation (Max) @ Ib, Ic 500mV @ 

5mA, 100mA

Current - Collector (Ic) (Max) 100mA

Current - Collector Cutoff (Max) 100nA

DC Current Gain (hFE) (Min) @ Ic, Vce 420 

@ 2mA, 5V

Power - Max 225mW

Frequency - Transition 100MHz

Transistor Type NPN

Mounting Type Surface Mount 

Package / Case SOT-23

 

Micro Commercial Co

Category Discrete Semiconductor Products 

Family Diodes - Zener - Single 

Series - 

Voltage - Zener (Nom) (Vz) 14V

Voltage - Forward (Vf) (Max) @ If 1.1V @ 

200mA

Current - Reverse Leakage @ Vr 100nA @ 

10V

Tolerance ±5%

Power - Max 500mW

Impedance (Max) (Zzt) 15 Ohm

Mounting Type Surface Mount 

Package / Case Mini MELF

Packaging Cut Tape (CT)

Operating Temperature -65°C ~ 175°C

 
Vishay/General Semiconductor

Category Discrete Semiconductor Products 

Family Diodes, Rectifiers - Single 

Series eSMPTM 

Voltage - DC Reverse (Vr) (Max) 30V

Voltage - Forward (Vf) (Max) @ If 580mV @ 

3A

Current - Average Rectified (Io) 3A

Current - Reverse Leakage @ Vr 200μA @ 

30V 

Diode Type Schottky

Speed Fast Recovery =< 500ns, > 200mA 

(Io)

Reverse Recovery Time (trr) -

Capacitance @ Vr, F -

Mounting Type Surface Mount 

Package / Case DO-220AA (SMP)

Packaging Cut Tape (CT)

 

Panasonic - ECG 641

Category Capacitors 

Family Aluminum 

Series KG 

Capacitance 0.68μF 

Voltage Rating 50V

Tolerance ±20%

ESR (Equivalent Series Resistance) -

Lifetime @ Temp. 1000 Hrs @ 105°C

Mounting Type Through Hole 

Package / Case Radial 

Size / Dimension 0.158" Dia x 0.276" H 

(4.00mm x 7.00mm)

Lead Spacing 0.059" (1.50mm)

Surface Mount Land Size -

Maximum Temperature -55°C ~ 105°C
Texas Instruments

Manufacturer Part Number 

UA78L05ACDRE4 

Description IC LIN REG 5V 100MA 8SOIC 

Lead Free Status / RoHS Status Lead free / 

RoHS Compliant 

Category Integrated Circuits (ICs) 

Family Voltage Regulators - Linear 

Series - 

Regulator Topology Positive Fixed

Voltage - Output 5V

Number of Regulators 1

Current - Output 100mA

Current - Limit (Min) -

Voltage - Input 7 ~ 20 V

Operating Temperature 0°C ~ 125°C

Package / Case 8-SOIC

Texas Instruments

2904

2APKF

Category Integrated Circuits (ICs) 

Family Drivers, Receivers, Transceivers 

Series - 

Type Line Transceiver

Number of Drivers/Receivers 1/1

Protocol RS899

Voltage - Supply 3 V ~ 3.6 V

Package / Case 8-SOIC (3.9mm Width) 

Micro Commercial Co

Category Discrete Semiconductor Products 

Family Transistors (BJT) - Single 

Series - 

Voltage - Collector Emitter Breakdown (Max) 

30V

Vce Saturation (Max) @ Ib, Ic 500mV @ 

5mA, 100mA

Current - Collector (Ic) (Max) 100mA

Current - Collector Cutoff (Max) 100nA

DC Current Gain (hFE) (Min) @ Ic, Vce 420 

@ 2mA, 5V

Power - Max 225mW

Frequency - Transition 100MHz

Transistor Type NPN

Mounting Type Surface Mount 

Package / Case SOT-23

 
Micro Commercial Co

Category Discrete Semiconductor Products 

Family Diodes - Zener - Single 

Series - 

Voltage - Zener (Nom) (Vz) 14V

Voltage - Forward (Vf) (Max) @ If 1.1V @ 

200mA

Current - Reverse Leakage @ Vr 100nA @ 

10V

Tolerance ±5%

Power - Max 500mW

Impedance (Max) (Zzt) 15 Ohm

Mounting Type Surface Mount 

Package / Case Mini MELF

Packaging Cut Tape (CT)

Operating Temperature -65°C ~ 175°C

 
Cost for 1 quantity Price breakdown1 pcs@ USD Price breakdown2 pcs@ USD

500@0.39USD 1000@0.36USD 2500@0.33USD

1@1.78USD 10@1.19USD 25@1.16USD

1@1.44USD 10@1.32USD 100@1.11USD
1@0.5USD 10@0.36USD 100@0.29USD

1@0.55USD 10@0.37USD 100@0.175USD

1@0.55USD 10@0.375USD 100@0.175USD
1@0.54USD 10@0.379USD 100@0.249USD

1@0.18USD 10@0.091USD 100@0.0641USD
1@3.89USD 25@3.12USD 100@2.84USD

1@0.55USD 10@0.37USD 100@0.175USD
1@0.55USD 10@0.375USD 100@0.175USD
Price breakdown3 pcs@ USD price breakdown4@ USD price breakdown5@ USD

5000@0.317USD

100@1.13USD

500@0.86USD
250@0.261USD 500@0.243USD 1000@0.189USD

250@0.125USD 500@0.08USD 1000@0.0675USD

250@0.125USD 500@0.085USD 1000@0.06750USD
250@0.186USD 500@0.169USD 1000@0.13584USD

500@0.044USD 1000@0.035USD 5000@0.030USD
250@2.571USD 500@2.30USD 1000@1.946USD

250@0.125USD 500@0.08USD 1000@0.0675USD
250@0.125USD 500@0.085USD 1000@0.06750USD
price breakdown6@ USD price breakdown7@ USD Comments

It will be a different package.

10000@0.029USD 10000@0.028USD
2500@1.84USD 5000@1.77USD 10000@1.72USD

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