component
MD1622
Public Made by Adomby adom
Shanghai Mingda Microelectronics Operational Amplifier, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MD1622
Shanghai Mingda Microelectronics · Operational Amplifier · SOP-8
MD1622 from Shanghai Mingda Microelectronics, in a SOP-8. 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 | VOUTA | output | Channel A rail-to-rail output, able to source/sink about 90mA at VDD = 5V. |
| 2 | VINA- | input | Channel A inverting input, common-mode range -0.1V to +5.6V with VDD - VSS = 5.5V. |
| 3 | VINA+ | input | Channel A non-inverting input, common-mode range -0.1V to +5.6V with VDD - VSS = 5.5V. |
| 4 | VSS | power_in | Negative supply (ground in single-supply operation). |
| 5 | VINB+ | input | Channel B non-inverting input, common-mode range -0.1V to +5.6V with VDD - VSS = 5.5V. |
| 6 | VINB- | input | Channel B inverting input, common-mode range -0.1V to +5.6V with VDD - VSS = 5.5V. |
| 7 | VOUTB | output | Channel B rail-to-rail output, able to source/sink about 90mA at VDD = 5V. |
| 8 | VDD | power_in | Positive supply, 1.8V to 5.5V operating range (6V absolute maximum between VDD and VSS). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shanghai Mingda Microelectronics |
| Package | SOP-8 |
| Category | Amplifiers |
| Pins | 8 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Input Offset Voltage | VOS | 0.8 | 5 | mV | VCM = VDD/2, TA=25C | 3 | |
| Input Offset Voltage (full temp range) | VOS | 6.6 | mV | VCM = VDD/2, over full operating temperature range | 3 | ||
| Output Voltage High from Rail | VOH | 4.98 | 4.995 | V | RL = 100kΩ | 3 | |
| Output Voltage High from Rail | VOH | 4.97 | 4.994 | V | RL = 10kΩ | 3 | |
| Output Voltage Low from Rail | VOL | 5 | 25 | mV | RL = 100kΩ | 3 | |
| Output Voltage Low from Rail | VOL | 6 | 35 | mV | RL = 10kΩ | 3 | |
| Operating Voltage Range | VDD | 1.8 | 5.5 | V | full operating temperature range | 3 | |
| Quiescent Current/Amplifier | IQ | 120 | 200 | 270 | μA | typ at 25C; min/max over full temperature range | 3 |
| Supply Voltage, VDD to VSS | 6 | V | 2 | ||||
| Common Mode Input Voltage | -0.3 | 0.3 | V | VSS - 0.3V to VDD + 0.3V (min relative to VSS, max relative to VDD) | 2 | ||
| Storage Temperature Range | -65 | 150 | ℃ | 2 | |||
| Junction Temperature | 150 | ℃ | 2 | ||||
| Operating Temperature Range | -40 | 85 | ℃ | 2 | |||
| ESD HBM | HBM | 4 | kV | Human Body Model ESD, minimum level | 2 | ||
| ESD MM | MM | 300 | V | Machine Model ESD, minimum level | 2 | ||
| Input Common Mode Voltage Range | VCM | -0.1 | 5.6 | V | VDD = 5.5V | 3 | |
| Common Mode Rejection Ratio | CMRR | 76 | dB | VDD = 5.5V, VCM = -0.1V to 4V | 3 | ||
| Open-Loop Voltage Gain | AOL | 120 | dB | RL = 100kΩ, VOUT = 2.5V | 3 | ||
| Open-Loop Voltage Gain | AOL | 119 | dB | RL = 100kΩ, VOUT = +0.2V to +4.8V | 3 | ||
| Power Supply Rejection Ratio | PSRR | 85 | dB | VDD = +1.8V to +5.5V, VCM = +0.5V | 3 | ||
| Input Bias Current | IB | 10 | pA | 3 | |||
| Input Offset Current | IOS | 10 | pA | 3 | |||
| Input Offset Voltage Drift | ΔVOS/ΔT | 2 | μV/℃ | 3 | |||
| Output Source Current | ISOURCE | 90 | mA | RL = 10Ω to VDD/2 | 3 | ||
| Output Sink Current | ISINK | 90 | mA | RL = 10Ω to VDD/2 | 3 | ||
| Gain-Bandwidth Product | GBP | 3 | MHz | CL = 100pF | 3 | ||
| Phase Margin | PM | 45 | ° | RL = 100kΩ, CL = 100pF | 3 | ||
| Slew Rate | SR | 1.8 | V/μs | G = +1, 2V Output Step | 3 | ||
| Settling Time to 0.1% | ts | 6 | μs | G = +1, 2V Output Step | 3 | ||
| Overload Recovery Time | 2 | μs | VIN·G = VDD | 3 | |||
| Voltage Noise Density | en | 20 | nV/√Hz | f = 1kHz | 3 | ||
| Voltage Noise Density | en | 12 | nV/√Hz | f = 10kHz | 3 |
CAD (KiCad official)
- Symbol:
MD1622 - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files:
md1622-etched.step/md1622-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);md1622.step/md1622.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shanghai Mingda Microelectronics datasheet (13 pp, sha256
575577b2a07d7d2f, retrieved 2026-10-23, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-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).
# MD1622
**Shanghai Mingda Microelectronics** · Operational Amplifier · SOP-8
MD1622 from Shanghai Mingda Microelectronics, in a SOP-8. 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 | VOUTA | output | Channel A rail-to-rail output, able to source/sink about 90mA at VDD = 5V. |
| 2 | VINA- | input | Channel A inverting input, common-mode range -0.1V to +5.6V with VDD - VSS = 5.5V. |
| 3 | VINA+ | input | Channel A non-inverting input, common-mode range -0.1V to +5.6V with VDD - VSS = 5.5V. |
| 4 | VSS | power_in | Negative supply (ground in single-supply operation). |
| 5 | VINB+ | input | Channel B non-inverting input, common-mode range -0.1V to +5.6V with VDD - VSS = 5.5V. |
| 6 | VINB- | input | Channel B inverting input, common-mode range -0.1V to +5.6V with VDD - VSS = 5.5V. |
| 7 | VOUTB | output | Channel B rail-to-rail output, able to source/sink about 90mA at VDD = 5V. |
| 8 | VDD | power_in | Positive supply, 1.8V to 5.5V operating range (6V absolute maximum between VDD and VSS). |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shanghai Mingda Microelectronics |
| Package | SOP-8 |
| Category | Amplifiers |
| Pins | 8 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Input Offset Voltage | VOS | | 0.8 | 5 | mV | VCM = VDD/2, TA=25C | 3 |
| Input Offset Voltage (full temp range) | VOS | | | 6.6 | mV | VCM = VDD/2, over full operating temperature range | 3 |
| Output Voltage High from Rail | VOH | 4.98 | 4.995 | | V | RL = 100kΩ | 3 |
| Output Voltage High from Rail | VOH | 4.97 | 4.994 | | V | RL = 10kΩ | 3 |
| Output Voltage Low from Rail | VOL | | 5 | 25 | mV | RL = 100kΩ | 3 |
| Output Voltage Low from Rail | VOL | | 6 | 35 | mV | RL = 10kΩ | 3 |
| Operating Voltage Range | VDD | 1.8 | | 5.5 | V | full operating temperature range | 3 |
| Quiescent Current/Amplifier | IQ | 120 | 200 | 270 | μA | typ at 25C; min/max over full temperature range | 3 |
| Supply Voltage, VDD to VSS | | | | 6 | V | | 2 |
| Common Mode Input Voltage | | -0.3 | | 0.3 | V | VSS - 0.3V to VDD + 0.3V (min relative to VSS, max relative to VDD) | 2 |
| Storage Temperature Range | | -65 | | 150 | ℃ | | 2 |
| Junction Temperature | | | | 150 | ℃ | | 2 |
| Operating Temperature Range | | -40 | | 85 | ℃ | | 2 |
| ESD HBM | HBM | 4 | | | kV | Human Body Model ESD, minimum level | 2 |
| ESD MM | MM | 300 | | | V | Machine Model ESD, minimum level | 2 |
| Input Common Mode Voltage Range | VCM | -0.1 | | 5.6 | V | VDD = 5.5V | 3 |
| Common Mode Rejection Ratio | CMRR | | 76 | | dB | VDD = 5.5V, VCM = -0.1V to 4V | 3 |
| Open-Loop Voltage Gain | AOL | | 120 | | dB | RL = 100kΩ, VOUT = 2.5V | 3 |
| Open-Loop Voltage Gain | AOL | | 119 | | dB | RL = 100kΩ, VOUT = +0.2V to +4.8V | 3 |
| Power Supply Rejection Ratio | PSRR | | 85 | | dB | VDD = +1.8V to +5.5V, VCM = +0.5V | 3 |
| Input Bias Current | IB | | 10 | | pA | | 3 |
| Input Offset Current | IOS | | 10 | | pA | | 3 |
| Input Offset Voltage Drift | ΔVOS/ΔT | | 2 | | μV/℃ | | 3 |
| Output Source Current | ISOURCE | | 90 | | mA | RL = 10Ω to VDD/2 | 3 |
| Output Sink Current | ISINK | | 90 | | mA | RL = 10Ω to VDD/2 | 3 |
| Gain-Bandwidth Product | GBP | | 3 | | MHz | CL = 100pF | 3 |
| Phase Margin | PM | | 45 | | ° | RL = 100kΩ, CL = 100pF | 3 |
| Slew Rate | SR | | 1.8 | | V/μs | G = +1, 2V Output Step | 3 |
| Settling Time to 0.1% | ts | | 6 | | μs | G = +1, 2V Output Step | 3 |
| Overload Recovery Time | | | 2 | | μs | VIN·G = VDD | 3 |
| Voltage Noise Density | en | | 20 | | nV/√Hz | f = 1kHz | 3 |
| Voltage Noise Density | en | | 12 | | nV/√Hz | f = 10kHz | 3 |
## CAD (KiCad official)
- Symbol: `MD1622`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files: `md1622-etched.step` / `md1622-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `md1622.step` / `md1622.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Shanghai Mingda Microelectronics datasheet](docs/md1622-datasheet.pdf) (13 pp, sha256 `575577b2a07d7d2f`, retrieved 2026-10-23, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/md1622-datasheet.pdf)