# LV358G-SM1-R

**UTC Unisonic Tech** · Operational Amplifier · MSOP-8

LV358G-SM1-R from UTC Unisonic Tech, in a MSOP-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 | OUT A | output | Amplifier A output with rail-to-rail swing, typically within 10mV of V+ and 65mV of V- at 10kΩ load. |
| 2 | IN A- | input | Amplifier A inverting input; input common-mode range is from -0.2V to V+ -0.8V. |
| 3 | IN A+ | input | Amplifier A non-inverting input; input common-mode range is from -0.2V to V+ -0.8V. |
| 4 | V- | power_in | Negative supply pin, ground in single-supply operation (V- = 0V). |
| 5 | IN B+ | input | Amplifier B non-inverting input; input common-mode range is from -0.2V to V+ -0.8V. |
| 6 | IN B- | input | Amplifier B inverting input; input common-mode range is from -0.2V to V+ -0.8V. |
| 7 | OUT B | output | Amplifier B output with rail-to-rail swing, typically within 10mV of V+ and 65mV of V- at 10kΩ load. |
| 8 | V+ | power_in | Positive supply pin, operating range 2.7V to 5.5V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | UTC Unisonic Tech |
| Package | MSOP-8 |
| Category | Amplifiers/Comparators |
| 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 |
|---|---|---|---|---|---|---|---|
| Supply Voltage | VSS | 2.7 |  | 5.5 | V |  | 5 |
| Supply Voltage (V+ - V-) | VSS |  |  | 5.5 | V |  | 5 |
| Infrared (15 sec) soldering temperature |  |  |  | 215 | C | Infrared, 15 sec | 5 |
| Junction Temperature | TJ |  |  | 150 | C |  | 5 |
| Operation Temperature | TOPR | -40 |  | 85 | C |  | 5 |
| Storage Temperature | TSTG | -65 |  | 150 | C |  | 5 |
| Input Offset Voltage (2.7V) | VOS |  | 1.7 | 7 | mV |  | 5 |
| Input Common Mode Voltage Range (2.7V) | VCM | -0.2 |  | 1.9 | V | For CMRR≥50dB | 5 |
| Output Swing (2.7V, RL=10kΩ to 1.35V) | VOUT |  | 60 | 180 | mV | RL=10kΩ to 1.35V | 5 |
| Input Bias Current (2.7V) | II(BIAS) |  | 11 | 250 | nA |  | 5 |
| Input Offset Current (2.7V) | II(OFF) |  | 5 | 50 | nA |  | 5 |
| Common Mode Rejection Ratio (2.7V) | CMRR | 50 | 63 |  | dB | 0V≤VCM≤1.7V | 5 |
| Power Supply Rejection Ratio (2.7V) | PSRR | 50 | 60 |  | dB | 2.7V≤V+≤5V, VOUT=1V | 5 |
| Supply Current (2.7V) | ISS |  | 140 | 340 | µA | Both amplifiers | 5 |
| Input Offset Voltage (5V) | VOS |  | 1.7 | 7 | mV |  | 6 |
| Input Common-Mode Voltage Range (5V) | VCM | -0.2 |  | 4.2 | V | For CMRR≥50dB | 6 |
| Output Voltage Low (5V, RL=2kΩ) | VOL |  | 120 | 300 | mV | RL=2KΩ to 2.5V | 6 |
| Output Voltage Low (5V, RL=10kΩ) | VOL |  | 65 | 180 | mV | RL=10KΩ to 2.5V | 6 |
| Input Bias Current (5V) | II(BIAS) |  | 15 | 300 | nA |  | 6 |
| Input Offset Current (5V) | II(OFF) |  | 5 | 50 | nA |  | 6 |
| Common Mode Rejection Ratio (5V) | CMRR | 50 | 65 |  | dB | 0V≤VCM≤4V | 6 |
| Power Supply Rejection Ratio (5V) | PSRR | 50 | 60 |  | dB | 2.7V≤V+≤5V, VOUT=1V, VCM=1V | 6 |
| Large Signal Voltage Gain | GV | 15 | 100 |  | V/mV | RL=2KΩ | 6 |
| Output Short Circuit Current, sourcing | IOUT | 5 | 230 |  | mA | Sourcing, VOUT=0V | 6 |
| Output Short Circuit Current, sinking | IOUT | 10 | 160 |  | mA | Sinking, VOUT=5V | 6 |
| Supply Current (5V) | ISS |  | 210 | 440 | µA | Both Amplifiers | 6 |
| Slew Rate | SR | 1 |  |  | V/µs | Note 2: voltage follower, 3V step input; lower of positive and negative slew rates | 6 |
| Input Offset Voltage Average Drift (2.7V) | TCVos |  | 5 |  | µV/C |  | 5 |
| Input Offset Voltage Average Drift (5V) | TCVos |  | 5 |  | µV/C |  | 6 |
| Thermal Resistance, MSOP-8 | θJA |  | 235 |  | C/W | Packages soldered directly on PC board, still air | 5 |
| Gain Bandwidth Product (2.7V) | GBWP |  | 1 |  | MHz | CL=200pF | 5 |
| Gain Bandwidth Product (5V) | GBWP |  | 1 |  | MHz | CL=200pF | 6 |
| Phase Margin (2.7V) | Φm |  | 60 |  | Deg |  | 5 |
| Phase Margin (5V) | Φm |  | 60 |  | Deg |  | 6 |
| Gain Margin (2.7V) | Gm |  | 10 |  | dB |  | 5 |
| Gain Margin (5V) | Gm |  | 10 |  | dB |  | 6 |
| Input Referred Voltage Noise (2.7V) | eN |  | 46 |  | nV/√Hz | F=1KHz | 5 |
| Input Referred Voltage Noise (5V) | eN |  | 39 |  | nV/√Hz | f=1KHz | 6 |
| Input Referred Current Noise (2.7V) | in |  | 0.17 |  | pA/√Hz | F=1KHz | 5 |
| Input Referred Current Noise (5V) | in |  | 0.21 |  | pA/√Hz | f=1KHz | 6 |

## CAD (KiCad official)

- Symbol: `LV358G-SM1-R`
- Footprint: `Package_SO:MSOP-8_3x3mm_P0.65mm`
- 3D model: MSOP-8 (KiCad packages3D, STEP)
- 3D model files: `lv358g-sm1-r-etched.step` / `lv358g-sm1-r-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lv358g-sm1-r.step` / `lv358g-sm1-r.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [UTC Unisonic Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588954766776524800) (12 pp, sha256 `5434f5302c2fab85`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-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).

[Datasheet PDF](docs/lv358g-sm1-r-datasheet.pdf)