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SGM8270-4XS14G
Public Made by Adomby adom
SGMICRO Operational Amplifier, SOIC-14. Pinout cross-checked by two models 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
markdownSGM8270-4XS14G
SGMICRO · Operational Amplifier · SOIC-14
SGM8270-4XS14G from SGMICRO, in a SOIC-14. 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 | OUTA | output | Amplifier A output with rail-to-rail swing and output short-circuit protection (about ±40mA typical). |
| 2 | -INA | input | Amplifier A inverting input, with rail-to-rail input range of (-VS)-0.1V to (+VS)+0.1V. |
| 3 | +INA | input | Amplifier A non-inverting input, with rail-to-rail input range of (-VS)-0.1V to (+VS)+0.1V. |
| 4 | +VS | power_in | Positive supply; total supply 3.3V to 36V (±1.65V to ±18V), 40V absolute maximum between +VS and -VS. |
| 5 | +INB | input | Amplifier B non-inverting input, with rail-to-rail input range of (-VS)-0.1V to (+VS)+0.1V. |
| 6 | -INB | input | Amplifier B inverting input, with rail-to-rail input range of (-VS)-0.1V to (+VS)+0.1V. |
| 7 | OUTB | output | Amplifier B output with rail-to-rail swing and output short-circuit protection (about ±40mA typical). |
| 8 | OUTC | output | Amplifier C output with rail-to-rail swing and output short-circuit protection (about ±40mA typical). |
| 9 | -INC | input | Amplifier C inverting input, with rail-to-rail input range of (-VS)-0.1V to (+VS)+0.1V. |
| 10 | +INC | input | Amplifier C non-inverting input, with rail-to-rail input range of (-VS)-0.1V to (+VS)+0.1V. |
| 11 | -VS | power_in | Negative supply (ground in single-supply use); total supply 3.3V to 36V, 40V absolute maximum between +VS and -VS. |
| 12 | +IND | input | Amplifier D non-inverting input, with rail-to-rail input range of (-VS)-0.1V to (+VS)+0.1V. |
| 13 | -IND | input | Amplifier D inverting input, with rail-to-rail input range of (-VS)-0.1V to (+VS)+0.1V. |
| 14 | OUTD | output | Amplifier D output with rail-to-rail swing and output short-circuit protection (about ±40mA typical). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | SGMICRO |
| Package | SOIC-14 |
| Category | Amplifiers/Comparators |
| Pins | 14 |
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 | 0.2 | 1.2 | mV | VCM = 0V, +25℃ | 4 | |
| Input Offset Voltage | VOS | 1.4 | mV | VCM = 0V, Full (-40℃ to +125℃) | 4 | ||
| Input Bias Current | IB | -120 | 5 | 120 | pA | VCM = 0V, +25℃ | 4 |
| Input Offset Current | IOS | -120 | 5 | 120 | pA | VCM = 0V, +25℃ | 4 |
| Maximum Input Difference Bias Current | IIIDI | 2 | 3 | μA | VS = ±18V, VID = ±18V, +25℃ | 4 | |
| Maximum Input Difference Bias Current | IIIDI | 4 | μA | VS = ±18V, VID = ±18V, Full (-40℃ to +125℃) | 4 | ||
| Common Mode Rejection Ratio | CMRR | 96 | 110 | dB | VS = ±18V, (-VS) - 0.1V < VCM < (+VS) - 1.5V, +25℃ | 4 | |
| Common Mode Rejection Ratio | CMRR | 85 | dB | VS = ±18V, (-VS) - 0.1V < VCM < (+VS) - 1.5V, Full (-40℃ to +125℃) | 4 | ||
| Common Mode Rejection Ratio | CMRR | 78 | 88 | dB | VS = ±18V, (-VS) - 0.1V < VCM < (+VS) + 0.1V, +25℃ | 4 | |
| Common Mode Rejection Ratio | CMRR | 75 | dB | VS = ±18V, (-VS) - 0.1V < VCM < (+VS) + 0.1V, Full (-40℃ to +125℃) | 4 | ||
| Open-Loop Voltage Gain | AOL | 101 | 130 | dB | (-VS) + 0.2V < VOUT < (+VS) - 0.2V, RL = 10kΩ, +25℃ | 4 | |
| Open-Loop Voltage Gain | AOL | 98 | dB | (-VS) + 0.2V < VOUT < (+VS) - 0.2V, RL = 10kΩ, Full (-40℃ to +125℃) | 4 | ||
| Open-Loop Voltage Gain | AOL | 101 | 120 | dB | (-VS) + 0.5V < VOUT < (+VS) - 0.5V, RL = 2kΩ, +25℃ | 4 | |
| Open-Loop Voltage Gain | AOL | 81 | dB | (-VS) + 0.5V < VOUT < (+VS) - 0.5V, RL = 2kΩ, Full (-40℃ to +125℃) | 4 | ||
| Output Voltage Swing from Rail | VOUT | 65 | 85 | mV | VS = ±18V, RL = 10kΩ, +25℃ | 4 | |
| Output Voltage Swing from Rail | VOUT | 110 | mV | VS = ±18V, RL = 10kΩ, Full (-40℃ to +125℃) | 4 | ||
| Output Voltage Swing from Rail | VOUT | 320 | 420 | mV | VS = ±18V, RL = 2kΩ, +25℃ | 4 | |
| Output Voltage Swing from Rail | VOUT | 550 | mV | VS = ±18V, RL = 2kΩ, Full (-40℃ to +125℃) | 4 | ||
| Output Short-Circuit Current | ISC | -40 | 28 | 40 | mA | VS = ±18V, +25℃ | 4 |
| Operating Voltage Range | VS | 3.3 | 36 | V | Full (-40℃ to +125℃) | 4 | |
| Quiescent Current | IQ | 2 | 2.6 | mA | IOUT = 0, +25℃ | 4 | |
| Quiescent Current | IQ | 3 | mA | IOUT = 0, Full (-40℃ to +125℃) | 4 | ||
| Power Supply Rejection Ratio | PSRR | 105 | 125 | dB | VS = 3.3V to 36V, +25℃ | 4 | |
| Power Supply Rejection Ratio | PSRR | 102 | dB | VS = 3.3V to 36V, Full (-40℃ to +125℃) | 4 | ||
| Supply Voltage (+VS to -VS) | 40 | V | 2 | ||||
| Junction Temperature | 150 | ℃ | 2 | ||||
| Storage Temperature Range | -65 | 150 | ℃ | 2 | |||
| Lead Temperature (Soldering) | 260 | ℃ | 10s | 2 | |||
| Package Thermal Resistance, SOIC-14 junction-to-ambient | θJA | 81 | ℃/W | SOIC-14 | 2 | ||
| Package Thermal Resistance, SOIC-14 junction-to-case | θJC | 32 | ℃/W | SOIC-14 | 2 | ||
| Operating Temperature Range | -40 | 125 | ℃ | 2 |
CAD (KiCad official)
- Symbol:
SGM8270-4XS14G - Footprint:
Package_SO:SOIC-14_3.9x8.7mm_P1.27mm - 3D model: SOIC-14 (KiCad packages3D, STEP)
- 3D model files:
sgm8270-4xs14g-etched.step/sgm8270-4xs14g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sgm8270-4xs14g.step/sgm8270-4xs14g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: SGMICRO datasheet (12 pp, sha256
0456e4ae010b9f92, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-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).