Low Barrier Schottky Diode Chips

Low Barrier Schottky Diode Chips

Description

Low Barrier Schottky Diode Chips

Low barrier Schottky diode chips (LBSD) are a type of semiconductor device that are similar to traditional Schottky diodes, but with a much lower barrier height at the metal-semiconductor junction. This low barrier height allows for much lower forward voltage drops and higher current densities than traditional Schottky diodes.

LBSD chips are typically made from a metal with a low work function, such as aluminum, titanium, or nickel, that is deposited onto a semiconductor material, such as silicon, to form the rectifying junction. The lower barrier height allows for the injection of minority carriers into the semiconductor, which increases the current density and reduces the forward voltage drop.

LBSD chips are commonly used in applications where low forward voltage drop and high current densities are required, such as in power rectifiers and high-frequency mixers. They are also used in detectors and photodiodes, where the low barrier height can enhance the efficiency of photon detection.

LBSD chips are available in a variety of configurations and packages to suit different application requirements. They can be designed to operate at different voltage and current levels, and they can be used in various topologies such as half-bridge, full-bridge, and flyback converters.

Low barrier Schottky diode chips have applications in mixers, modulators, doublers. The main application is wave shaping, modulation, switching and rectification. The advantage of shottky diode chips is very low voltage drop. Shottly diodes are constructed on doped N-type silicon and bonded metal.

Size (mil) VBR(V) IR@VR(μA) VR(V) VF@IF(V)
IF(A)
Tjm(℃)
IFSM(A)
IRSM(A)
HTIR@VR
HTRB
HBM(KV)
MM(KV)
IEC(KV)
32 31-32 20 25 0.44 1 125 30 2 30mA@25V 125°c   8 2 2
28 56-58 5 45 0.58 1 125 30 2 30mA@40V 125℃ 2.0mA@32V 125℃ 8 2 2
30 56-58 10 45 0.54 1 125 30 2 30mA@40V 125℃ 2.5mA@32V 125℃ 8 2 2
32 56-58 12 45 0.52 1 125 30 2 40mA@40V 125℃ 3.0mA@32V 125℃ 8 2 2
28 72-76 5 65 0.68 1 125 30 1,5 30mA@65V 125℃ 2.0mA@48V 125℃ 8 2 2
32 72-76 10 65 0.62 1 125 30 1,5 30mA@65V 125℃ 3.0mA@48V 125℃ 8 2 2
28 120-132 2 105 0.83 1 125 30 1 50mA@105V 110℃ 1mA@80V 125℃ 8 2 2
30 120-132 10 105 0.82 1 125 30 1 50mA@105V 110℃ 3mA@80V 125℃ 8 2 2
32 120-132 10 105 0.8 1 125 30 1 50mA@105V 110℃ 3.5mA@80V 125℃ 8 2 2
40 52-56 12 45 0.52 2 125 60 2 30mA@40V 110℃ 6.5mA@32V 125℃ 8 2 2
45 125-130 0.2 105 0.81 3 175 90 5 0.3mA@105V 150℃ 0.25mA@105V 125℃ 15 4 8
51 125-130 0.2 105 0.8 3 175 90 5 0.3mA@105V 150℃ 0.15mA@105V 125℃ 15 4 8
55 125-130 0.2 105 0.79 3 175 90 5 0.3mA@105V 150℃ 0.2mA@105V 125℃ 15 4 8
60 125-130 0.5 105 0.78 3 175 90 5 0.3mA@105V 150℃ 0.5mA@105V 125℃ 15 4 8
68 125-130 1 105 0.78 5 175 150 5 0.3mA@105V 150℃ 2.0mA@105V 150℃ 15 4 8
71 125-130 1 105 0.77 5 175 150 5 0.3mA@105V 150℃ 2.0mA@105V 150℃ 15 4 8
98 52-54 200 45 0.5 12 150 360 2 50mA@45V 110℃℃ 30mA@16V 135℃ 20 4 30
120 52-54 200 45 0.49 15 150 450 2 50mA@45V 110℃ 30mA@16V 135℃ 20 4 30
150 52-54 300 45 0.48 20 150 600 2 100mA@45V 110℃℃ 10mA@16V 100℃℃ 20 4 30
68 43-45 330 40 0.39 3 100 90 5 20mA@ 100℃   20 4 20
90 43-45 84 40 0.42 5 120 150 5A 40mA@ 120℃   20 4 20
72 43-45 200 40 0.44 5 120 150 5 15mA@40V 100℃   20 4 20
16 55 4 40 0.35 0.001                
16 100 8 100 0.4 0.01                
16 75 8 70 0.4 0.001                
16 55 4 40 0.4 0.001                
18 55 5 30 0.24 0.001                
19 20 3 5 0.2 0.001              

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