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MAX6220ASA-2.5+
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Maxim Integrated Voltage References, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MAX6220ASA-2.5+
Maxim Integrated · Voltage References · SOIC-8
MAX6220ASA-2.5+ from Maxim Integrated, in a SOIC-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 | I.C. | unconnected | Internally connected; do not use. |
| 2 | IN | power_in | Positive power-supply input, 8V to 40V operating range (absolute maximum -0.3V to +42V). |
| 3 | NR | passive | Noise-reduction pin for an optional 1µF capacitor to GND for wideband noise reduction; leave open if not used (abs max -0.3V to +6V). |
| 4 | GND | power_in | Ground. |
| 5 | TRIM | input | External output-voltage trim input, adjusted via a 10kΩ potentiometer between OUT and GND; leave open if not used (abs max -0.3V to +12V). |
| 6 | OUT | power_out | Voltage reference output (2.5V for this variant), sources and sinks up to 15mA and is stable with 0µF to 100µF load capacitance. |
| 7 | I.C. | unconnected | Internally connected; do not use. |
| 8 | I.C. | unconnected | Internally connected; do not use. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Maxim Integrated |
| Package | SOIC-8 |
| Category | Power Management ICs |
| 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 Voltage Range | VIN | 8 | 40 | V | 2 | ||
| Output Voltage | VOUT | 2.497 | 2.5 | 2.503 | V | TA = +25°C | 2 |
| Output Voltage Temperature Coefficient | TCVOUT | 2 | 20 | ppm/˚C | Note 1 | 2 | |
| Line Regulation | ΔVOUT/ΔVIN | 27 | 45 | ppm/V | 8V ≤ VIN ≥ 40V; typ at TA = +25°C | 2 | |
| Load Regulation, Sourcing | ΔVOUT/ΔIOUT | 16 | 15 | ppm/mA | Sourcing: 0mA ≤ IOUT ≤ 15mA; typ at TA = +25°C | 2 | |
| Load Regulation, Sinking | ΔVOUT/ΔIOUT | 16 | 30 | ppm/mA | Sinking: -15mA ≤ IOUT ≤ 0mA; typ at TA = +25°C | 2 | |
| Supply Current | IIN | 1.8 | 3.3 | mA | typ at TA = +25°C; 2.9 max at +25°C | 2 | |
| Trim-Adjustment Range | ΔVOUT | -25 | 15 | 25 | mV | Figure 1; typ ±15 | 2 |
| Turn-On Settling Time | tON | 5 | µs | To ±0.01% of final value | 2 | ||
| Output Noise Voltage | eN | 1.5 | µVp-p | 0.1Hz ≤ f ≥ 10Hz | 2 | ||
| Output Noise Voltage | eN | 1.3 | 2.8 | µVRMS | 10Hz ≤ f ≥ 1kHz | 2 | |
| Temperature Hysteresis | 20 | ppm | Note 4 | 2 | |||
| Long-Term Stability | ΔVOUT | 20 | ppm | Δt = 1000hr | 2 | ||
| IN voltage | IN | -0.3 | 42 | V | Referenced to GND | 2 | |
| OUT, TRIM voltage | OUT, TRIM | -0.3 | 12 | V | Referenced to GND | 2 | |
| NR voltage | NR | -0.3 | 6 | V | Referenced to GND | 2 | |
| Operating Temperature Range | -40 | 125 | °C | 2 | |||
| Storage Temperature Range | -65 | 150 | °C | 2 | |||
| Lead Temperature | 300 | °C | soldering, 10s | 2 | |||
| OUT Short-Circuit to GND Duration | 5 | s | VIN ≤ 42V (continuous for VIN ≤ 12V) | 2 |
CAD (KiCad official)
- Symbol:
MAX6220ASA-2.5+ - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files:
max6220asa-2-5-etched.step/max6220asa-2-5-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);max6220asa-2-5.step/max6220asa-2-5.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Maxim Integrated datasheet (10 pp, sha256
060b9548f4295172, retrieved 2026-11-02, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), 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).
# MAX6220ASA-2.5+
**Maxim Integrated** · Voltage References · SOIC-8
MAX6220ASA-2.5+ from Maxim Integrated, in a SOIC-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 | I.C. | unconnected | Internally connected; do not use. |
| 2 | IN | power_in | Positive power-supply input, 8V to 40V operating range (absolute maximum -0.3V to +42V). |
| 3 | NR | passive | Noise-reduction pin for an optional 1µF capacitor to GND for wideband noise reduction; leave open if not used (abs max -0.3V to +6V). |
| 4 | GND | power_in | Ground. |
| 5 | TRIM | input | External output-voltage trim input, adjusted via a 10kΩ potentiometer between OUT and GND; leave open if not used (abs max -0.3V to +12V). |
| 6 | OUT | power_out | Voltage reference output (2.5V for this variant), sources and sinks up to 15mA and is stable with 0µF to 100µF load capacitance. |
| 7 | I.C. | unconnected | Internally connected; do not use. |
| 8 | I.C. | unconnected | Internally connected; do not use. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Maxim Integrated |
| Package | SOIC-8 |
| Category | Power Management ICs |
| 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 Voltage Range | VIN | 8 | | 40 | V | | 2 |
| Output Voltage | VOUT | 2.497 | 2.5 | 2.503 | V | TA = +25°C | 2 |
| Output Voltage Temperature Coefficient | TCVOUT | | 2 | 20 | ppm/˚C | Note 1 | 2 |
| Line Regulation | ΔVOUT/ΔVIN | | 27 | 45 | ppm/V | 8V ≤ VIN ≥ 40V; typ at TA = +25°C | 2 |
| Load Regulation, Sourcing | ΔVOUT/ΔIOUT | | 16 | 15 | ppm/mA | Sourcing: 0mA ≤ IOUT ≤ 15mA; typ at TA = +25°C | 2 |
| Load Regulation, Sinking | ΔVOUT/ΔIOUT | | 16 | 30 | ppm/mA | Sinking: -15mA ≤ IOUT ≤ 0mA; typ at TA = +25°C | 2 |
| Supply Current | IIN | | 1.8 | 3.3 | mA | typ at TA = +25°C; 2.9 max at +25°C | 2 |
| Trim-Adjustment Range | ΔVOUT | -25 | 15 | 25 | mV | Figure 1; typ ±15 | 2 |
| Turn-On Settling Time | tON | | 5 | | µs | To ±0.01% of final value | 2 |
| Output Noise Voltage | eN | | 1.5 | | µVp-p | 0.1Hz ≤ f ≥ 10Hz | 2 |
| Output Noise Voltage | eN | | 1.3 | 2.8 | µVRMS | 10Hz ≤ f ≥ 1kHz | 2 |
| Temperature Hysteresis | | | 20 | | ppm | Note 4 | 2 |
| Long-Term Stability | ΔVOUT | | 20 | | ppm | Δt = 1000hr | 2 |
| IN voltage | IN | -0.3 | | 42 | V | Referenced to GND | 2 |
| OUT, TRIM voltage | OUT, TRIM | -0.3 | | 12 | V | Referenced to GND | 2 |
| NR voltage | NR | -0.3 | | 6 | V | Referenced to GND | 2 |
| Operating Temperature Range | | -40 | | 125 | °C | | 2 |
| Storage Temperature Range | | -65 | | 150 | °C | | 2 |
| Lead Temperature | | | | 300 | °C | soldering, 10s | 2 |
| OUT Short-Circuit to GND Duration | | | | 5 | s | VIN ≤ 42V (continuous for VIN ≤ 12V) | 2 |
## CAD (KiCad official)
- Symbol: `MAX6220ASA-2.5+`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files: `max6220asa-2-5-etched.step` / `max6220asa-2-5-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `max6220asa-2-5.step` / `max6220asa-2-5.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Maxim Integrated datasheet](https://www.analog.com/media/en/technical-documentation/data-sheets/max6220.pdf) (10 pp, sha256 `060b9548f4295172`, retrieved 2026-11-02, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text), 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/max6220asa-2-5-datasheet.pdf)