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MS8552
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Hangzhou Ruimeng Tech Precision OpAmps, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
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PCB Footprint
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Datasheet
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README
markdownMS8552
Hangzhou Ruimeng Tech · Precision OpAmps · SOP-8
MS8552 from Hangzhou Ruimeng Tech, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | OUTA | output | Amplifier A output. Rail-to-rail; swings within a few mV of the supply rails with a 10k or 100k load. |
| 2 | -INA | input | Amplifier A inverting input. High-impedance CMOS input, 20pA typ input bias current, common-mode range 0V to VS. |
| 3 | +INA | input | Amplifier A non-inverting input. High-impedance CMOS input, 20pA typ input bias current, common-mode range 0V to VS. |
| 4 | -VS | power_in | Negative supply / ground. Typically tied to GND for single-supply operation; total supply (VS to -VS) range is 2.5V to 5.5V. |
| 5 | +INB | input | Amplifier B non-inverting input. High-impedance CMOS input, 20pA typ input bias current, common-mode range 0V to VS. |
| 6 | -INB | input | Amplifier B inverting input. High-impedance CMOS input, 20pA typ input bias current, common-mode range 0V to VS. |
| 7 | OUTB | output | Amplifier B output. Rail-to-rail; swings within a few mV of the supply rails with a 10k or 100k load. |
| 8 | +VS | power_in | Positive supply. Single-supply range 2.5V to 5.5V referenced to -VS. Quiescent current 400µA/channel typ. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Hangzhou Ruimeng Tech |
| Package | SOP-8 |
| Category | Op-amp/Cmp |
| 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 (Vs=5V) | VOS | 8 | 24 | μV | Vs=+5V, VCM=+2.5V, Vo=+2.5V, TA=25℃ (table default) | 2 | |
| Input offset voltage over temperature (Vs=5V) | VOS | 28 | μV | Vs=+5V; -40℃≤TA≤125℃ | 2 | ||
| Input voltage range (Vs=5V) | 0 | 5 | V | 2 | |||
| Common-mode rejection ratio (Vs=5V) | CMRR | 90 | 110 | dB | VCM = 0V to 5V | 2 | |
| Common-mode rejection ratio over temperature (Vs=5V) | CMRR | 83 | dB | VCM = 0V to 5V; -40℃≤TA≤125℃ | 2 | ||
| Large-signal voltage gain (Vs=5V) | AVO | 100 | 145 | dB | RL= 10kΩ, Vo= 0.3V to 4.7V | 2 | |
| Large-signal voltage gain over temperature (Vs=5V) | AVO | 97 | dB | RL= 10kΩ, Vo= 0.3V to 4.7V; -40℃≤TA≤125℃ | 2 | ||
| Output high voltage (Vs=5V) | VOH | 4.99 | 4.998 | V | RL = 100kΩ to -Vs | 2 | |
| Output high voltage over temperature (Vs=5V) | VOH | 4.987 | V | RL = 100kΩ to -Vs; -40℃≤TA≤125℃ | 2 | ||
| Output high voltage, 10kΩ load (Vs=5V) | VOH | 4.985 | 4.991 | V | RL = 10kΩ to -Vs | 2 | |
| Output high voltage, 10kΩ load over temperature (Vs=5V) | VOH | 4.98 | V | RL = 10kΩ to -Vs; -40℃≤TA≤125℃ | 2 | ||
| Output low voltage (Vs=5V) | VOL | 2 | 10 | mV | RL = 100kΩ to +Vs | 2 | |
| Output low voltage over temperature (Vs=5V) | VOL | 13 | mV | RL = 100kΩ to +Vs; -40℃≤TA≤125℃ | 2 | ||
| Output low voltage, 10kΩ load (Vs=5V) | VOL | 9 | 15 | mV | RL = 10kΩ to +Vs | 2 | |
| Output low voltage, 10kΩ load over temperature (Vs=5V) | VOL | 20 | mV | RL = 10kΩ to +Vs; -40℃≤TA≤125℃ | 2 | ||
| Short-circuit current (Vs=5V) | ISC | 40 | 51 | mA | Vo= 2.5V, RL = 10Ω to GND | 2 | |
| Short-circuit current over temperature (Vs=5V) | ISC | 23 | mA | Vo= 2.5V, RL = 10Ω to GND; -40℃≤TA≤125℃ | 2 | ||
| Power supply rejection ratio (Vs=5V) | PSRR | 90 | 110 | dB | Vs =2.5V to 5.5V | 2 | |
| Power supply rejection ratio over temperature (Vs=5V) | PSRR | 80 | dB | Vs =2.5V to 5.5V; -40℃≤TA≤125℃ | 2 | ||
| Quiescent current (Vs=5V) | IQ | 400 | 500 | μA | Vo = Vs/2 | 2 | |
| Quiescent current over temperature (Vs=5V) | IQ | 800 | μA | Vo = Vs/2; -40℃≤TA≤125℃ | 2 | ||
| Input offset voltage (Vs=2.7V) | VOS | 4 | 20 | μV | Vs=+2.7V, VCM=+1.35V, Vo=+1.35V, TA=25℃ (table default) | 3 | |
| Input offset voltage over temperature (Vs=2.7V) | VOS | 24 | μV | Vs=+2.7V; -40℃≤TA≤125℃ | 3 | ||
| Input voltage range (Vs=2.7V) | 0 | 5 | V | 3 | |||
| Common-mode rejection ratio (Vs=2.7V) | CMRR | 90 | 100 | dB | VCM = 0V to 5V | 3 | |
| Common-mode rejection ratio over temperature (Vs=2.7V) | CMRR | 81 | dB | VCM = 0V to 5V; -40℃≤TA≤125℃ | 3 | ||
| Large-signal voltage gain (Vs=2.7V) | AVO | 100 | 135 | dB | RL= 10kΩ, Vo= 0.3V to 4.7V | 3 | |
| Large-signal voltage gain over temperature (Vs=2.7V) | AVO | 94 | dB | RL= 10kΩ, Vo= 0.3V to 4.7V; -40℃≤TA≤125℃ | 3 | ||
| Output high voltage (Vs=2.7V) | VOH | 2.69 | 2.699 | V | RL = 100kΩ to -Vs | 3 | |
| Output high voltage over temperature (Vs=2.7V) | VOH | 2.688 | V | RL = 100kΩ to -Vs; -40℃≤TA≤125℃ | 3 | ||
| Output high voltage, 10kΩ load (Vs=2.7V) | VOH | 2.685 | 2.693 | V | RL = 10kΩ to -Vs | 3 | |
| Output high voltage, 10kΩ load over temperature (Vs=2.7V) | VOH | 2.682 | V | RL = 10kΩ to -Vs; -40℃≤TA≤125℃ | 3 | ||
| Output low voltage (Vs=2.7V) | VOL | 0.2 | 10 | mV | RL = 100kΩ to +Vs | 3 | |
| Output low voltage over temperature (Vs=2.7V) | VOL | 12 | mV | RL = 100kΩ to +Vs; -40℃≤TA≤125℃ | 3 | ||
| Output low voltage, 10kΩ load (Vs=2.7V) | VOL | 1 | 15 | mV | RL = 10kΩ to +Vs | 3 | |
| Output low voltage, 10kΩ load over temperature (Vs=2.7V) | VOL | 18 | mV | RL = 10kΩ to +Vs; -40℃≤TA≤125℃ | 3 | ||
| Short-circuit current (Vs=2.7V) | ISC | 20 | 28 | mA | Vo= 2.5V, RL = 10Ω to GND | 3 | |
| Short-circuit current over temperature (Vs=2.7V) | ISC | 15 | mA | Vo= 2.5V, RL = 10Ω to GND; -40℃≤TA≤125℃ | 3 | ||
| Power supply rejection ratio (Vs=2.7V) | PSRR | 90 | 110 | dB | Vs =2.5V to 5.5V | 3 | |
| Power supply rejection ratio over temperature (Vs=2.7V) | PSRR | 80 | dB | Vs =2.5V to 5.5V; -40℃≤TA≤125℃ | 3 | ||
| Quiescent current (Vs=2.7V) | IQ | 500 | 550 | μA | Vo = Vs/2 | 3 | |
| Quiescent current over temperature (Vs=2.7V) | IQ | 1050 | μA | Vo = Vs/2; -40℃≤TA≤125℃ | 3 | ||
| Power supply voltage (absolute maximum) | 6 | V | 12 | ||||
| Differential input voltage (absolute maximum) | -5 | 5 | V | 12 | |||
| Storage temperature range | -65 | 150 | ℃ | 12 | |||
| Junction temperature | 150 | ℃ | 12 | ||||
| Operating temperature range | -40 | 125 | ℃ | 12 | |||
| Single supply voltage range | 2.5 | 5.5 | V | Single supply | 1 | ||
| Input offset voltage drift (Vs=5V) | VOS TC | 56 | nV/℃ | -40℃≤TA≤125℃ | 2 | ||
| Input bias current (Vs=5V) | IB | 20 | pA | Vs=+5V, VCM=+2.5V, Vo=+2.5V, TA=25℃ (table default) | 2 | ||
| Input offset current (Vs=5V) | IOS | 74 | pA | Vs=+5V, VCM=+2.5V, Vo=+2.5V, TA=25℃ (table default) | 2 | ||
| Gain bandwidth product (Vs=5V) | GBP | 1.16 | MHz | Av = +100 | 2 | ||
| Slew rate (Vs=5V) | SR | 0.9 | V/μs | Av = +1, RL = 10kΩ, 2V output swing | 2 | ||
| Overload recovery time (Vs=5V) | 0.06 | ms | Av = -100, RL = 10kΩ, VIN=200mV (recovers to GND) | 2 | |||
| Input offset voltage drift (Vs=2.7V) | VOS TC | 56 | nV/℃ | -40℃≤TA≤125℃ | 3 | ||
| Input bias current (Vs=2.7V) | IB | 4 | pA | Vs=+2.7V, VCM=+1.35V, Vo=+1.35V, TA=25℃ (table default) | 3 | ||
| Input offset current (Vs=2.7V) | IOS | 44 | pA | Vs=+2.7V, VCM=+1.35V, Vo=+1.35V, TA=25℃ (table default) | 3 | ||
| Gain bandwidth product (Vs=2.7V) | GBP | 1.18 | MHz | Av = +100 | 3 | ||
| Slew rate (Vs=2.7V) | SR | 0.9 | V/μs | Av = +1, RL = 10kΩ, 2V output swing | 3 | ||
| Overload recovery time (Vs=2.7V) | 0.03 | ms | Av = -100, RL = 10kΩ, VIN=200mV (recovers to GND) | 3 |
CAD (KiCad official)
- Symbol:
MS8552 - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files:
ms8552-etched.step/ms8552-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ms8552.step/ms8552.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Hangzhou Ruimeng Tech datasheet (16 pp, sha256
afd06b3ec4fea5da, retrieved 2026-08-17, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- 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).