00:00Stop burning cash on overpriced ICs for workbench experiments
00:04Found 5 best original chips under 10 bucks for fast prototyping
00:09Essential silicon, tiny prices, maximum utility
00:13First up, XL1509 buck converter
00:17$79 gets 10-pack
00:20Handles up to 2 amps, drops input voltages clean down to 5 volts, 3.3, or adjustable
00:25Perfect for power delivery without melting linear regulators
00:31Unbeatable value for custom breadboard supplies
00:33Second, DS18B20 digital temperature sensor
00:38$3.88 gets 5-pack in classic 292 packages
00:42Single data wire means multiple sensors chained together on one micro-pin
00:48Reliable, accurate to half degrees Celsius, dead simple for weather stations or thermal monitoring
00:54Third, SRV05-4 TVS diode array
00:58$2.90 gets 10-pack in tiny SOT23-6
01:02Clamps ESD spikes instantly across four data lines
01:07Put near exposed USB pins or sensor headers
01:10Cheap insurance saves expensive microcontroller cores from static death
01:15Fourth, JRC4558 dual op-amp
01:19$3.81 for massive 100-pack
01:23Legendary pedal builder chip with warm analog response
01:26High gain, solid audio performance, standard SOP8 footprint
01:32Perfect for preamps, filters, or active mixers without fear of frying spares
01:38Fifth, TP4056 single-cell lithium charger IC
01:42$28 gets 10-50 pieces
01:45Regulates standard constant current, constant voltage curves at 1-amp max
01:49Essential building block for turning wired prototypes into portable, rechargeable battery gear on literal pocket change
01:55Links for parts live down below
01:58Hit like, hit subscribe, build cool stuff
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02:02Microsoft Taylor Microsoft Access
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