Switching Diodes

Switching diodes are specialized semiconductor electronic components distinguished by very short switching times and high-frequency operation. Thanks to these features, they are widely used in digital circuits, communication systems, signal controllers, and modern electronic devices.

How Does a Switching Diode Work?

Switching diodes function similarly to traditional semiconductor diodes, but their key characteristic is the ability to switch quickly between conducting and blocking states. They operate at high frequencies, making them indispensable in applications that require instantaneous voltage changes.

The most important parameters of switching diodes include:
✔ Switching time – the shorter, the better the performance in high-frequency applications.
✔ Low forward voltage drop – minimizes energy losses.
✔ High voltage resistance – allows use in a variety of electronic circuits.

Applications of Switching Diodes

Switching diodes are widely used in various fields of electronics. They are most commonly applied in:

  • Digital and logic circuits – for fast electrical signal switching.
  • RF systems and wireless communication – used in signal modulators and demodulators.
  • Controllers and pulse circuits – ensuring fast and precise voltage switching.
  • Switching power supplies – improving efficiency and voltage stability.
  • Oscillator and signal generator circuits – providing high-frequency operation.

Types of Switching Diodes

  1. Fast switching diodes – used in applications requiring ultra-fast state changes.
  2. PIN diodes – used in RF and microwave systems for amplitude and phase control.
  3. Pulse diodes – applied in oscillator and high-frequency circuits.

Why Choose Switching Diodes?

✔ Extremely fast response – ideal for high-frequency applications.
✔ Precise signal control – essential in digital and RF circuits.
✔ Energy efficiency – minimal power losses during switching.
✔ Wide range of applications – from consumer electronics to telecommunication systems.

 

Items per page:
Switching Diode; 75V; 150mA; 500mW; -55+175 deg.C; THT; DO-35
Switching Diode; 75V; 150mA; 500mW; -55+175 deg.C; THT; DO-35
cad-link
Manufacturer code: 1N4148
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.0335
100+ 0.0316
500+ 0.0304
2500+ 0.0285
5000+ 0.0252
1 995
items in stock
Quantity per package: 5000
Type of packaging: reel
Quantity
Total 0,0335 PLN net
Switching Diode; 75V; 200mA; 200mW; -55+150 deg.C; SMD; 0603(1.55x0.8mm)
Switching Diode; 75V; 200mA; 200mW; -55+150 deg.C; SMD; 0603(1.55x0.8mm)
cad-link
Manufacturer code: CD4148WTP
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.350
250+ 0.333
1000+ 0.317
5000+ 0.286
10000+ 0.257
3 470
items in stock
Quantity per package: 5000
Type of packaging: reel
Quantity
Total 0,35 PLN net
Switching Diode; 75V; 0.1A; 200mW; -55+150 deg.C; SMD; 0805(2x1.25mm)
Switching Diode; 75V; 0.1A; 200mW; -55+150 deg.C; SMD; 0805(2x1.25mm)
cad-link
Manufacturer code: CD4148WSP
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.109
250+ 0.103
1000+ 0.099
5000+ 0.081
10000+ 0.069
10 000
pcs. estimated delivery date
Week 44 of 2026 26.10.2026 – 01.11.2026
Quantity per package: 5000
Type of packaging: reel
Switching Diode; 75V; 300mA; 400mW; -55+150 deg.C; SMD; 1206(3.2x1.5mm)
Switching Diode; 75V; 300mA; 400mW; -55+150 deg.C; SMD; 1206(3.2x1.5mm)
cad-link
Manufacturer code: CD4148WP
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.109
250+ 0.099
1000+ 0.086
5000+ 0.073
10000+ 0.060
1 035
items in stock
Quantity per package: 5000
Type of packaging: reel
Quantity
Total 0,109 PLN net
Switching Diode; 100V; 300mA; 350mW; -55+150 deg.C; SMD; SOD123
Switching Diode; 100V; 300mA; 350mW; -55+150 deg.C; SMD; SOD123
cad-link
Manufacturer code: 1N4148W
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.0620
100+ 0.0569
500+ 0.0531
1000+ 0.0506
3000+ 0.0481
1 470
items in stock
Quantity per package: 3000
Type of packaging: reel
Quantity
Total 0,062 PLN net
Switching Diode; 100V; 300mA; 200mW; -55+150 deg.C; SMD; SOD323
Switching Diode; 100V; 300mA; 200mW; -55+150 deg.C; SMD; SOD323
cad-link
Manufacturer code: 1N4148WS
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.0990
200+ 0.0947
1000+ 0.0840
3000+ 0.0753
9000+ 0.0689
3 862
items in stock
Quantity per package: 3000
Type of packaging: reel
Quantity
Total 0,099 PLN net
Switching Diode; 75V; 300mA; 150mW; -55+150 deg.C; SMD; SOD523
Switching Diode; 75V; 300mA; 150mW; -55+150 deg.C; SMD; SOD523
cad-link
Manufacturer code: 1N4148WT
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.0979
25+ 0.0881
100+ 0.0783
1000+ 0.0685
3000+ 0.0587
11 540
items in stock
Quantity per package: 3000
Type of packaging: reel
Quantity
Total 0,0979 PLN net
Switching Diode; 75V; 250mA; 500mW; -65+150 deg.C; SMD; SOD123
Switching Diode; 75V; 250mA; 500mW; -65+150 deg.C; SMD; SOD123
cad-link
Manufacturer code: 1N4448W
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.105
200+ 0.096
1000+ 0.084
3000+ 0.066
9000+ 0.063
6 000
pcs. estimated delivery date
Week 44 of 2026 26.10.2026 – 01.11.2026
Quantity per package: 3000
Type of packaging: reel
Switching Diode; 75V; 500mA; 200mW; -55+150 deg.C; SMD; SOD323
Switching Diode; 75V; 500mA; 200mW; -55+150 deg.C; SMD; SOD323
cad-link
Manufacturer code: 1N4448WS
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.0711
200+ 0.0600
1000+ 0.0600
3000+ 0.0500
9000+ 0.0400
0
items in stock
Quantity per package: 3000
Type of packaging: reel
Switching Diode; 85V; 300mA; 150mW; -55+150 deg.C; SMD; SOT23
Switching Diode; 85V; 300mA; 150mW; -55+150 deg.C; SMD; SOT23
cad-link
Manufacturer code: 1SS181
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.0812
25+ 0.0700
100+ 0.0600
1000+ 0.0500
3000+ 0.0400
0
items in stock
Quantity per package: 3000
Type of packaging: reel
Switching Diode; 85V; 300mA; 150mW; -55+150 deg.C; SMD; SOT23
Switching Diode; 85V; 300mA; 150mW; -55+150 deg.C; SMD; SOT23
cad-link
Manufacturer code: 1SS184
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.0853
25+ 0.0800
100+ 0.0700
1000+ 0.0600
3000+ 0.0500
0
items in stock
Quantity per package: 3000
Type of packaging: reel
Switching Diode; 85V; 300mA; 150mW; -55+150 deg.C; SMD; SOT23
Switching Diode; 85V; 300mA; 150mW; -55+150 deg.C; SMD; SOT23
cad-link
Manufacturer code: 1SS187
Manufacturer: HOTTECH
Quantity
pcs.
Net price
PLN/pcs.
1+ 0.0853
25+ 0.0800
100+ 0.0700
1000+ 0.0600
3000+ 0.0500
0
items in stock
Quantity per package: 3000
Type of packaging: reel
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