component
INA211CQDCKRQ1
Public Made by Adomby adom
Texas Instruments Current-Sensing Amplifiers, SC-70-6. 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
markdownINA211CQDCKRQ1
Texas Instruments · Current-Sensing Amplifiers · SC-70-6
INA211CQDCKRQ1 from Texas Instruments, in a SC-70-6. 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 | REF | input | Reference voltage input, 0 V to V+. |
| 2 | GND | power_in | Ground. |
| 3 | V+ | power_in | Power supply, 2.7 V to 26 V. |
| 4 | IN+ | input | Connect to supply side of shunt resistor. |
| 5 | IN- | input | Connect to load side of shunt resistor. |
| 6 | OUT | output | Output voltage. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SC-70-6 |
| Category | Operational Amplifier/Comparator |
| Pins | 6 |
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 (abs max) | VS | 28 | V | 6 | |||
| Differential analog input voltage | VDIF | -28 | 28 | V | VDIF = (VIN+), (VIN-) | 6 | |
| Common-mode analog input (Versions B and C), abs max | VIN+, VIN- | -0.1 | 28 | V | min is GND, 0.1, Versions B and C | 6 | |
| REF input voltage (abs max) | VREF | -0.3 | 0.3 | V | min is GND, 0.3; max is (VS) + 0.3 | 6 | |
| Output voltage (abs max) | VOUT | -0.3 | 0.3 | V | min is GND, 0.3; max is (VS) + 0.3 | 6 | |
| Input current into any pin | 5 | mA | 6 | ||||
| Operating temperature | -40 | 125 | °C | 6 | |||
| Junction temperature (abs max) | TJ | 150 | °C | 6 | |||
| Storage temperature | Tstg | -65 | 150 | °C | 6 | ||
| ESD HBM (Versions B and C) | V(ESD) | -3500 | 3500 | V | HBM per AEC Q100-002 | 6 | |
| ESD CDM (Versions B and C) | V(ESD) | -1000 | 1000 | V | CDM per AEC Q100-011 | 6 | |
| Common-mode input voltage (recommended) | VCM | 12 | V | NOM | 6 | ||
| Supply voltage (recommended) | VS | 2.7 | 26 | V | 6 | ||
| Junction temperature (recommended) | TJ | -40 | 125 | °C | 6 | ||
| Junction-to-ambient thermal resistance | RθJA | 227.3 | °C/W | DCK (SC70), 6 pins | 7 | ||
| Junction-to-case (top) thermal resistance | RθJC(top) | 79.5 | °C/W | DCK (SC70), 6 pins | 7 | ||
| Junction-to-board thermal resistance | RθJB | 72.1 | °C/W | DCK (SC70), 6 pins | 7 | ||
| Junction-to-top characterization parameter | ψJT | 3.6 | °C/W | DCK (SC70), 6 pins | 7 | ||
| Junction-to-board characterization parameter | ψJB | 70.4 | °C/W | DCK (SC70), 6 pins | 7 | ||
| Common-mode input, Versions B and C | VCM | -0.1 | 26 | V | Versions B and C, TA = -40°C to 125°C | 7 | |
| Common-mode rejection ratio | CMRR | 105 | 140 | dB | VIN+ = 0 V to 26 V, VSENSE = 0 mV, TA = -40°C to 125°C | 7 | |
| Offset voltage, RTI | VOS | 0.55 | 35 | µV | VSENSE = 0 mV, TA = 25°C; typ printed as ±0.55, max as ±35 | 7 | |
| Offset voltage vs temperature | dVOS/dT | 0.1 | 0.5 | µV/°C | TA = -40°C to 125°C; not production tested | 7 | |
| Offset voltage vs power supply | PSR | 0.1 | 10 | µV/V | VS = 2.7 V to 18 V, VIN+ = 18 V, VSENSE = 0 mV, TA = 25°C; typ printed as ±0.1, max as ±10 | 7 | |
| Input bias current | IB | 15 | 28 | 35 | µA | VSENSE = 0 mV, TA = 25°C | 7 |
| Input offset current | IOS | 0.02 | µA | VSENSE = 0 mV, TA = 25°C; printed as ±0.02 | 7 | ||
| Gain | 500 | V/V | INA211-Q1 | 8 | |||
| Gain error (Version C) | 0.02 | 0.5 | % | VSENSE = -5 mV to 5 mV (Version C), TA = -40°C to 125°C; printed as ±0.02% typ, ±0.5% max | 8 | ||
| Gain error vs temperature | 3 | 10 | ppm/°C | TA = -40°C to 125°C; not production tested | 8 | ||
| Nonlinearity error | 0.01 | % | TA = 25°C; printed as ±0.01% | 8 | |||
| Maximum capacitive load | 1 | nF | No sustained oscillation, TA = 25°C | 8 | |||
| Bandwidth | BW | 7 | kHz | CLOAD = 10 pF, INA211-Q1, TA = 25°C | 8 | ||
| Slew rate | SR | 0.4 | V/µs | TA = 25°C | 8 | ||
| Voltage noise density, RTI | 25 | nV/√Hz | TA = 25°C | 8 | |||
| Quiescent current | IQ | 65 | 100 | µA | VSENSE = 0 mV, TA = 25°C | 8 | |
| Quiescent current over temperature | IQ | 115 | µA | VSENSE = 0 mV, TA = -40°C to 125°C | 8 |
CAD (KiCad official)
- Symbol:
INA211CQDCKRQ1 - Footprint:
Package_TO_SOT_SMD:SOT-363_SC-70-6 - 3D model: SC-70-6 (KiCad packages3D, STEP)
- 3D model files:
ina211cqdckrq1-etched.step/ina211cqdckrq1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ina211cqdckrq1.step/ina211cqdckrq1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (32 pp, sha256
11ffd82bf9c4527b, retrieved 2026-11-02, tier: manufacturer) - 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: 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).