component
MBR1640CT
Public Made by Adomby adom
SMC Sangdest Microelectronicstronic Nanjing Schottky Diodes, TO-220AB-3. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownMBR1640CT
SMC Sangdest Microelectronicstronic Nanjing · Schottky Diodes · TO-220AB-3
MBR1640CT from SMC Sangdest Microelectronicstronic Nanjing, in a TO-220AB-3. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | A1 | passive | Anode of the first Schottky diode leg, rated 8 A per leg average forward current and 40 V reverse voltage. |
| 2 | CT | passive | Common cathode of both diode legs (center tap), connected to the metal tab; 16 A per device average forward current. |
| 3 | A2 | passive | Anode of the second Schottky diode leg, rated 8 A per leg average forward current and 40 V reverse voltage. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | SMC Sangdest Microelectronicstronic Nanjing |
| Package | TO-220AB-3 |
| Category | Diodes |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 40 | V | 1 | |||
| Working Peak Reverse Voltage | VRWM | 40 | V | 1 | |||
| DC Blocking Voltage | VR | 40 | V | 1 | |||
| Average Rectified Forward Current (per leg) | IF (AV) | 8 | A | 50% duty cycle @Tc=105°C, rectangular wave form | 1 | ||
| Average Rectified Forward Current (per device) | IF (AV) | 16 | A | 50% duty cycle @Tc=105°C, rectangular wave form | 1 | ||
| Peak One Cycle Non-Repetitive Surge Current (per leg) | IFSM | 180 | A | 8.3ms, Half Sine pulse | 1 | ||
| Forward Voltage Drop (per leg) | VF1 | 0.85 | V | @ 16A, Pulse, TJ = 25 C | 1 | ||
| Forward Voltage Drop (per leg) | VF2 | 0.75 | V | @ 16A, Pulse, TJ = 125 C | 1 | ||
| Reverse Current (per leg) | IR1 | 1 | mA | @VR = rated VR, TJ = 25 C | 1 | ||
| Reverse Current (per leg) | IR2 | 15 | mA | @VR = rated VR, TJ = 125 C | 1 | ||
| Junction Capacitance (per leg) | CT | 400 | pF | @VR = 5V, TC = 25 C, fSIG = 1MHz | 1 | ||
| Voltage Rate of Change | dv/dt | 10000 | V/s | 1 | |||
| Junction Temperature | TJ | -55 | 150 | C | 2 | ||
| Storage Temperature | Tstg | -55 | 150 | C | 2 | ||
| Series Inductance (per leg) | LS | 8 | nH | Measured lead to lead 5 mm from package body | 1 | ||
| Typical Thermal Resistance Junction to Case | Rth(j-c) | 3 | C/W | DC operation | 2 |
CAD (KiCad official)
- Symbol:
MBR1640CT - Footprint:
Package_TO_SOT_THT:TO-220-3_Vertical - 3D model: TO-220AB-3 (KiCad packages3D, STEP)
- 3D model files:
mbr1640ct-etched.step/mbr1640ct-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mbr1640ct.step/mbr1640ct.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: SMC Sangdest Microelectronicstronic Nanjing datasheet (3 pp, sha256
ec110f23c09de173, retrieved 2026-10-21, tier: lcsc) - Extractor:
ds2sf(Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - CAD: KiCad official libraries (CC-BY-SA 4.0).