component
ES1A
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Shandong Jingdao Microelectronics Diodes - Fast Recovery Rectifiers, SMA. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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ES1A
Shandong Jingdao Microelectronics · Diodes - Fast Recovery Rectifiers · SMA
ES1A from Shandong Jingdao Microelectronics, in a SMA. 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 | Cathode | passive | Cathode terminal of the ES1A rectifier diode, shown as pin 1 in the PINNING table (top view) of the SMA outline. |
| 2 | Anode | passive | Anode terminal of the ES1A rectifier diode, shown as pin 2 in the PINNING table (top view) of the SMA outline. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shandong Jingdao Microelectronics |
| Package | SMA |
| Category | Diodes |
| Pins | 2 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Maximum Repetitive Peak Reverse Voltage | VRRM | 50 | V | ES1A column | 1 | ||
| Maximum RMS Voltage | VRMS | 35 | V | ES1A column | 1 | ||
| Maximum DC Blocking Voltage | VDC | 50 | V | ES1A column | 1 | ||
| Maximum Average Forward Rectified Current | IF(AV) | 1 | A | Ratings at ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. | 1 | ||
| Peak Forward Surge Current | IFSM | 30 | A | 8.3 ms single half sine wave superimposed on rated load (JEDEC method) | 1 | ||
| Operating and Storage Temperature Range | Tj, Tstg | -55 | 150 | °C | 1 | ||
| Maximum Forward Voltage | VF | 1 | V | at 1 A | 1 | ||
| Maximum DC Reverse Current at Rated DC Blocking Voltage, Ta = 25 °C | IR | 5 | μA | Ta = 25 °C, at rated DC blocking voltage | 1 | ||
| Maximum DC Reverse Current at Rated DC Blocking Voltage, Ta = 125 °C | IR | 100 | μA | Ta = 125 °C, at rated DC blocking voltage | 1 | ||
| Maximum Reverse Recovery Time | trr | 35 | ns | IF = 0.5 A, IR = 1 A, Irr = 0.25 A | 1 | ||
| Typical Junction Capacitance | Cj | 15 | pF | VR = 4 V, f = 1 MHz | 1 | ||
| Typical Thermal Resistance | RθJA | 75 | °C/W | P.C.B. mounted with 1.0 x 1.0 in (2.54 x 2.54 cm) copper pad areas | 1 |
CAD (KiCad official)
- Symbol:
ES1A - Footprint:
Diode_SMD:D_SMA - 3D model: SMA (KiCad packages3D, STEP)
- 3D model files:
es1a-etched.step/es1a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);es1a.step/es1a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shandong Jingdao Microelectronics datasheet (3 pp, sha256
959579ba32aa662c, retrieved 2026-10-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).
# ES1A
**Shandong Jingdao Microelectronics** · Diodes - Fast Recovery Rectifiers · SMA
ES1A from Shandong Jingdao Microelectronics, in a SMA. 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 | Cathode | passive | Cathode terminal of the ES1A rectifier diode, shown as pin 1 in the PINNING table (top view) of the SMA outline. |
| 2 | Anode | passive | Anode terminal of the ES1A rectifier diode, shown as pin 2 in the PINNING table (top view) of the SMA outline. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shandong Jingdao Microelectronics |
| Package | SMA |
| Category | Diodes |
| Pins | 2 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Maximum Repetitive Peak Reverse Voltage | VRRM | | | 50 | V | ES1A column | 1 |
| Maximum RMS Voltage | VRMS | | | 35 | V | ES1A column | 1 |
| Maximum DC Blocking Voltage | VDC | | | 50 | V | ES1A column | 1 |
| Maximum Average Forward Rectified Current | IF(AV) | | | 1 | A | Ratings at ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. | 1 |
| Peak Forward Surge Current | IFSM | | | 30 | A | 8.3 ms single half sine wave superimposed on rated load (JEDEC method) | 1 |
| Operating and Storage Temperature Range | Tj, Tstg | -55 | | 150 | °C | | 1 |
| Maximum Forward Voltage | VF | | | 1 | V | at 1 A | 1 |
| Maximum DC Reverse Current at Rated DC Blocking Voltage, Ta = 25 °C | IR | | | 5 | μA | Ta = 25 °C, at rated DC blocking voltage | 1 |
| Maximum DC Reverse Current at Rated DC Blocking Voltage, Ta = 125 °C | IR | | | 100 | μA | Ta = 125 °C, at rated DC blocking voltage | 1 |
| Maximum Reverse Recovery Time | trr | | | 35 | ns | IF = 0.5 A, IR = 1 A, Irr = 0.25 A | 1 |
| Typical Junction Capacitance | Cj | | 15 | | pF | VR = 4 V, f = 1 MHz | 1 |
| Typical Thermal Resistance | RθJA | | 75 | | °C/W | P.C.B. mounted with 1.0 x 1.0 in (2.54 x 2.54 cm) copper pad areas | 1 |
## CAD (KiCad official)
- Symbol: `ES1A`
- Footprint: `Diode_SMD:D_SMA`
- 3D model: SMA (KiCad packages3D, STEP)
- 3D model files: `es1a-etched.step` / `es1a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `es1a.step` / `es1a.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Shandong Jingdao Microelectronics datasheet](docs/es1a-datasheet.pdf) (3 pp, sha256 `959579ba32aa662c`, retrieved 2026-10-21, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/es1a-datasheet.pdf)