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UM603AG-1
Public Made by Adomby adom
UTC(Unisonic Tech) Operational Amplifier, SOP-8. 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
markdownUM603AG-1
UTC(Unisonic Tech) · Operational Amplifier · SOP-8
UM603AG-1 from UTC(Unisonic Tech), 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 | Output 1 | output | OP1 output. |
| 2 | Inverting Input1 | input | OP1 inverting input. |
| 3 | Non-Inverting Input1 | output | A 2.5V fixed voltage reference output, wired to the OP1 non-inverting input. |
| 4 | VCC- | power_in | Negative supply rail (VCC-), which serves as ground in single-supply operation within the 3V to 32V supply range. |
| 5 | Non-Inverting Input2 | input | OP2 non-inverting input. |
| 6 | Inverting Input2 | input | OP2 inverting input. |
| 7 | Output 2 | output | OP2 output. |
| 8 | VCC+ | power_in | Positive supply rail (VCC+), with a wide supply range of 3V to 32V or ±1.5V to ±16V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | UTC(Unisonic Tech) |
| Package | SOP-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 | VCC | 36 | V | 3 | |||
| Differential Input Voltage | VI(DIFF) | 36 | V | 3 | |||
| Input Voltage | VIN | -0.3 | 36 | V | 3 | ||
| Junction Temperature | TJ | 125 | C | 3 | |||
| Operating Temperature | TOPR | -55 | 125 | C | 3 | ||
| Thermal Resistance Junction to Ambient SOP-8 | θJA | 175 | C/W | SOP-8 | 3 | ||
| Total Supply Current, excluding Current in the Voltage Reference | ICC | 0.7 | 1.2 | mA | VCC+=5V, no load, TMIN≤TA≤TMAX | 3 | |
| Total Supply Current, excluding Current in the Voltage Reference | ICC | 2 | mA | VCC+=30V, no load, TMIN≤TA≤TMAX | 3 | ||
| Input Offset Voltage UM603A-1 | VI(OFF) | 0.5 | 2 | mV | VI(CM)=0V TA=25C | 3 | |
| Input Offset Voltage UM603A-1 over temperature | VI(OFF) | 3 | mV | TMIN ≤ TA ≤ TMAX | 3 | ||
| Input Offset Voltage Drift | DVI(OFF) | 7 | μV/C | 3 | |||
| Input Bias Current | II(BIAS) | 20 | nA | negative input | 3 | ||
| Large Signal Voltage Gain | AVD | 100 | V/mV | VI(CM)=0V, VCC=15V, RL=2k | 3 | ||
| Supply Voltage Rejection Ratio | SVR | 65 | 100 | dB | VI(CM)=0V, VCC=5V ~30V | 3 | |
| Output Current Source | ISOURCE | 20 | 40 | mA | VOUT=2V, VCC=+15V, VID=+1V | 3 | |
| Short Circuit to Ground | ISC | 40 | 60 | mA | VCC =+15V | 3 | |
| Output Current Sink | ISINK | 10 | 20 | mA | VID=-1V, VCC=+15V, VOUT=2V | 3 | |
| High Level Output Voltage | VOH | 27 | V | VCC+=30V TA=25C, RL=10k | 3 | ||
| High Level Output Voltage over temperature | VOH | 27 | 28 | V | TMIN ≤ TA ≤ TMAX | 3 | |
| Low Level Output Voltage | VOL | 5 | 20 | mV | RL=10k | 3 | |
| Low Level Output Voltage over temperature | VOL | 5 | 20 | mV | TMIN≤TA≤TMAX | 3 | |
| Slew Rate at Unity Gain | SR | 0.2 | 0.4 | V/μs | VIN=0.5 ~ 3V, VCC=15V RL=2k, CL=100pF, unity gain | 3 | |
| Gain Bandwidth Product | GBP | 0.5 | 0.9 | MHz | VCC=30V, RL=2K, CL=100pF f=100kHz, VIN=10mV | 3 | |
| Total Harmonic Distortion | THD | 0.02 | % | f=1kHz, CL=100pF, VOUT=2VPP Av=20dB, RL=2k, VCC=30V | 3 | ||
| Input Offset Voltage UM603A-1 (OPERATOR2) | VI(OFF) | 0.5 | 2 | mV | TA=25C | 4 | |
| Input Offset Voltage UM603A-1 over temperature (OPERATOR2) | VI(OFF) | 3 | mV | TMIN≤TA≤TMAX | 4 | ||
| Input Offset Current (OPERATOR2) | II(OFF) | 2 | 30 | nA | TA=25C | 4 | |
| Input Offset Current over temperature (OPERATOR2) | II(OFF) | 50 | nA | TMIN≤TA≤TMAX | 4 | ||
| Input Bias Current (OPERATOR2) | II(BIAS) | 20 | 150 | nA | TA=25C | 4 | |
| Input Bias Current over temperature (OPERATOR2) | II(BIAS) | 200 | nA | TMIN≤TA≤TMAX | 4 | ||
| Large Signal Voltage Gain (OPERATOR2) | AVD | 50 | 100 | V/mV | VCC=15V, RL=2k, VOUT=1.4V~11.4V | 4 | |
| Large Signal Voltage Gain over temperature (OPERATOR2) | AVD | 25 | V/mV | TMIN≤TA≤TMAX | 4 | ||
| Supply Voltage Rejection Ratio (OPERATOR2) | SVRR | 65 | 100 | dB | VCC=5V ~30V | 4 | |
| Input Common Mode Voltage Range (OPERATOR2) | VI(CM) | 0 | V | VCC=+30V (Note 1); upper limit printed as (VCC+)-1.5 V | 4 | ||
| Input Common Mode Voltage Range over temperature (OPERATOR2) | VI(CM) | 0 | V | TMIN≤TA≤TMAX; upper limit printed as (VCC+)-2 V | 4 | ||
| Common Mode Rejection Ratio (OPERATOR2) | CMRR | 70 | 85 | dB | 4 | ||
| Common Mode Rejection Ratio over temperature (OPERATOR2) | CMRR | 60 | dB | TMIN≤TA≤TMAX | 4 | ||
| Output Current Source (OPERATOR2) | IO(SOURCE) | 20 | 40 | mA | VCC=+15V, VOUT=2V, VJD=+1V | 4 | |
| Short Circuit to Ground (OPERATOR2) | ISC | 40 | 60 | mA | VCC=+15V | 4 | |
| Output Current Sink (OPERATOR2) | IO(SINK) | 10 | 20 | mA | VID=-1V, VCC=+15V, VOUT=2V | 4 | |
| High Level Output Voltage (OPERATOR2) | VOH | 27 | 28 | V | VCC+=30V TA=25C, RL=10k | 4 | |
| High Level Output Voltage over temperature (OPERATOR2) | VOH | 27 | V | TMIN ≤ TA ≤ TMAX | 4 | ||
| Low Level Output Voltage (OPERATOR2) | VOL | 5 | 20 | mV | RL=10k | 4 | |
| Low Level Output Voltage over temperature (OPERATOR2) | VOL | 5 | 20 | mV | TMIN≤TA≤TMAX | 4 | |
| Cathode Current | IK | 1 | 100 | mA | 4 | ||
| Reference Input Voltage UM603A-1 | VREF | 2.49 | 2.5 | 2.51 | V | ±0.4%, TA=25C | 4 |
| Reference Input Voltage UM603A-1 over temperature | VREF | 2.48 | 2.52 | V | TMIN≤TA≤TMAX, VKA=VREF, IKA=10mA | 4 | |
| Reference Input Voltage Deviation Over Temperature Range | ΔVREF | 7 | 30 | mV | VKA=VREF, IK=10mA, TMIN≤TA≤TMAX | 4 | |
| Minimum Cathode Current for Regulation | IMIN | 0.5 | 1 | mA | VKA=VREF | 4 | |
| Dynamic Impedance | /ZKA/ | 0.2 | 0.5 | Ω | VKA=VREF, ΔIK=1~100mA, f<1kHz | 4 |
CAD (KiCad official)
- Symbol:
UM603AG-1 - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files:
um603ag-1-etched.step/um603ag-1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);um603ag-1.step/um603ag-1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: UTC(Unisonic Tech) datasheet (7 pp, sha256
99871eff3c659e87, retrieved 2026-10-27, tier: manufacturer) - 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).