UCL Department of Electronic and Electrical Engineering
Staff/Student Intranet

Components

Components / Data Sheets / Application notes
Warning Before choosing components from this list double check that we have them in stock as some do not get used often and therefore are only restocked as needed

Laboratory Components

Resistors

Resistors Metal Film +/-1% 0.25W

10R 12R 15R 18R 22R 27R 33R 39R 47R 56R 68R 82R 100R 120R 150R 180R 220R 270R 330R 390R 470R 560R 680R 820R 1K 1K2 1K5 1K8 2K2 2K7 3K3 3K9 4K7 5K6 6K8 8K2 10K 12K 15K 18K 22K 27K 33K 39K 47K 56K 68K 82K 100K 120K 150K 180K 220K 270K 330K 390K 470K 560K 680K 820K 1M

Resistor Variable

+/-10%   0.5W

500R 1K 5K 10K

Capacitors

Multi-layer Ceramic (non polarised)

10pF 22pF 33pF 47pF 100pF 220pF 330pF 470pF 1nF 2n2F 3n3F 4n7F 10nF 22nF 33nF 47nF 0.1µF 0.22µF 0.33µF 0.47µF 1µF

Electrolytic (polarised)

100µF

LEDs

LED Standard

Red, Green and Yellow, 5mm, Round & Square

LED White

NSPW510DS-D1, 5mm, round

Diodes

Small Signal Diode

1N4148

Rectifier Diode

1N4001

Zener Diode

BZX79 2.7V

Transistors

BJT

NPN

ZTX450

General signal

MOSFET

N-Channel

2N7000

BS170

P-Channel

TP2104TP

Amplifiers

UA741 Amplifier

8pin dil, single package

LM301 Amplifier

until stock lasts - 8pin dil, single package

LF356 Amplifier

8pin dil, single package

MCP6281 Amplifier

8pin dil, single package

Office Components

Resistors / Thermisitors / LRDs

Through Hole Resistors

Resistors Thick Film (Office)

2ohm     10M     15M      22M      47M

Resistors Wire Wound (Office)

0.47ohm +/-5% 7W     1ohm +/-5% 7W     1ohm +/-5% 50W     1ohm +/-5% 10W     5ohm +/-5% 5W      10ohm +/-5% 7W

Resistor Variable

+/-10%   0.5W

100R   1K   5K   1M2

LDR (light dependent resistor)

NSL 4962

Thermistor

NTC 10K +/-5%

NTC 4K7 +/-5%

Surface Mount Resistors

0603  (Lab cabinet folder)

0805 (Lab cabinet folder)

1206 (Lab cabinet folder)

Capacitors

Ceramic Disk (non polarised)

0.01µF 0.047µF

Polyester (non polarised)

0.47µF 1µF

Polystyrene (non polarised)

10pF 15pF 22pF 33pF 47pF 68pF 100pF 150pF 220pF 330pF 470pF 680pF 1nF 1n5F 2n2F 3n3F 4n7F 6n8F 10nF

Tantalum Bead (polarised)

2.2µF 4.7µF 10µF 47µF

Electrolytic (polarised)

1µF 2.2µF 4.7µF 10µF 22µF 47µF 220µF 470µF 1000µF

Variable Capacitors

Dual

0 > 30pF / 0 > 120pF, 4pin, Tuning capacitor

Single

0 to 10pF, 3 pin device 6pF to 120pF, 3 pin device

LEDs / Indicators / Lamps

Infrared LEDs

TSUS5402

VSLY5850

SFH415

LED Array

Array of 10 multicolor LEDs in a bar. Red, Yellow & Green

7 Segment Display

0-9,A-F decoder, latch & display

Bulb T1

12V 60mA, T1, bi-pin

Bulb T1.25

12V 30mA,T1.25, bi-pin

Bulb T1.5

14V 50mA, T1.5, wire terminal

Diodes and Photodiodes

Small Signal Diode

OA202

Small Signal Germanium Diode

1N34A

Small Signal Schotky

BAT42

Photodiodes

BPW41, infrared

SFH213-FA , infrared

Photo receiver / Detector

GP1UX511QS, infrared

Amplifiers / Digital / Special / ICs

Amplifiers

LM308 Amplifier

8pin dil, single package

LF353 Amplifier

8pin dil, single package

LF355 Amplifier

8pin dil, single package

LM386 Amplifier

8pin dil, single Audio amplifier

MC33171 & MC33174 Amplifier

until stock lasts - MC33171 8pin dil, single and MC33174 14pin dil, quad package

LMC660CN Amplifier

14pin dil, quad package

TL084CNG4 Amplifier

14pin dil, quad package

LM339 Comparator

14pin dil, quad package

Digital

Logic Chips

74LS00, 74LS02, 74LS04, 74LS08, 74LS10, 74LS14, 74LS20, 74LS32, 74LS73, 74HC74, 74LS75, 74LS760, 74LS83A, 74LS86, 74LS107, 74121 74LS153, 74LS157, 74LS241, 74LS393, 74FCT2244, 14516

MCP3001 ADC

8pin, dil package, 10bit analogue to digital convertor, SPI

TLC5615CP DAC

8pin, dil package, 10bit digital to analogue convertor, SPI

Special Function

NE555 Timer

8pin dil, pulse, square and timing functions chip

TDA7000 FM Radio Chip

On chip FM radio

LM565 Phase Lock Loop

Low frequency upto 500KHz PLL

74LS628N VCO

14pin, dil package, 1.1MHZ to 25MHz Voltage controlled oscillator

Voltage Regulators

LD1117V

3pin, Variable Voltage Regulator

L78M05

3pin, Fixed 5V Voltage Regulator

L7809

3pin, Fixed 9V Voltage Regulator

Transistors and MOSFETs

NPN 

CA3046 Transistor Array

14pin dil, 5x NPN medium power

BC107 and BC109

General mid range audio

BFY51

Medium power transistor

BFY52

Medium power transistor

ZTX651

General Medium power

AC127

Germanium signal transistor

PNP 

ZTX500

General signal

ZTX751

General Medium power

BC557

General Medium power

AC128

Germanium signal transistor

BC143

General mid range audio

MOSFETs

MPF102

N-Channel RF

Audio Components

Speakers

64R 0.3W 66mm

8R 0.1W 30mm

8R 0.3W 66mm

8R 2W 50mm

Microphones

MCKPCM-60H27P-40DB-4804

until stock lasts - Miniature 6mm Elecret

Dynamic Cartridge

23mm Condenser

Multimedia Headset

Stereo headphones and microphone, 2x 3.5mm TRC jacks

Crystal Earpiece

Ultra Sonic transducers

40KHz transmitter and matched 40KHz receiver

Other Items

Transformer

E187B, Audio Transformer, ratio 3.6:1+1

Switches

Toggle - SPDT and DPDT

Momentary - Push button NO, 4pin & 2pin style

Ferrite Rod

10mm diameter, 100mm length, Material Nickel/Zinc

Solar Plates

A-0640 Solar PlateAmorphous 7.5V, 40mA,0.3W

MSX-01F Solar PlatePolycrystalline 7.5V, 150mA, 1W

Surface Mount Components

Resistors, Capacitors, Diodes, LEDs, Transistors, FETs, Amplifiers, Microcontrollers, etc

Application Sheets

PhotoDiode Applications

A sheet giving some general applications and notes about photodiodes.

Lighting Design Applications

A sheet giving some Information about lighting design.

Active Filter Design Guide

A sheet giving information about filter types and calculation.

Sine Wave Generation

A sheet giving information about Designing sine wave generators.