TMCS1107A1BQDRQ1 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
TMCS1107A1BQDRQ1 is an AEC-Q100 Grade 1 automotive isolated Hall-effect current sensor supporting up to ±420 V isolation with analog voltage output and internal reference in an 8-pin SOIC package. It operates from -40°C to 125°C for reliable current measurement in harsh automotive and industrial environments. In stock worldwide with competitive pricing and fast shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- TMCS1107A1BQDRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.1891(MOQ 65)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- ±420 V reinforced isolation rating enables safe high-voltage current sensing in automotive traction and EV battery systems
- AEC-Q100 Grade 1 qualified for operation from -40°C to 125°C in harsh automotive environments
- Analog voltage output with internal reference simplifies signal chain design without external reference components
Applications
TMCS1107A1BQDRQ1 is designed for current monitoring in automotive on-board chargers, battery management systems, and DC-DC converters where high-voltage isolation is mandatory. Its AEC-Q100 Grade 1 qualification ensures long-term reliability in engine control units, electric vehicle inverters, and motor drive applications subject to thermal cycling between -40°C and 125°C. The analog voltage output interfaces directly with automotive MCU ADC inputs, enabling closed-loop current control in safety-critical power conversion stages.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | SEATED HGT CALCULATED |
| Body Breadth | 3.895mm |
| Body Height | 1.5mm |
| Body Length or Diameter | 4.905mm |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Output Type | ANALOG VOLTAGE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape/Style | RECTANGULAR |
| Screening Level | AEC-Q100 |
| Sensors/Transducers Type | CURRENT SENSOR |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 3V |
| Surface Mount | YES |
| Terminal Finish | Matte Tin (Sn) |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TMCS1107A1BQDRQ1:
suggested
suggested
Frequently Asked Questions
What isolation voltage does TMCS1107A1BQDRQ1 support and how does this protect low-voltage control circuitry?
The TMCS1107A1BQDRQ1 provides ±420 V continuous isolation between the current-carrying conductor and the signal output pins. This isolation barrier protects the 3.3 V or 5 V microcontroller ADC input from high bus voltages found in 400 V EV battery packs, AC mains rectifiers, and 3-phase motor drives, eliminating opto-isolators and current transformers from the signal chain.
How does AEC-Q100 Grade 1 qualification affect TMCS1107A1BQDRQ1 suitability for automotive powertrain designs?
AEC-Q100 Grade 1 certification means the device is stress-tested to operate reliably from -40°C to 125°C across accelerated lifetime conditions including thermal cycling, humidity bias, and electrostatic discharge. This qualification is required by automotive OEMs for components in powertrain control modules, battery management systems, and DC-DC converters that must survive 15-year vehicle lifetimes.
What output format does TMCS1107A1BQDRQ1 provide and how does it interface with a microcontroller ADC?
The device produces an analog voltage output ratiometric to VCC, with an internal reference that sets a mid-supply quiescent output of approximately VCC/2 at zero current. This single-ended analog voltage maps directly to the 12-bit or 16-bit ADC inputs of automotive-grade MCUs without additional signal conditioning, simplifying the current sensing circuit to the sensor IC and bypass capacitors.
For an EV on-board charger measuring 50 A at 400 V, what makes TMCS1107A1BQDRQ1 preferable to a shunt resistor solution?
At 50 A continuous current, a 1 mΩ shunt dissipates 2.5 W and requires a differential amplifier to reject 400 V common-mode voltage. TMCS1107A1BQDRQ1 eliminates the shunt power loss, provides built-in ±420 V galvanic isolation in an 8-pin SOIC package, and operates across -40°C to 125°C, reducing component count and PCB complexity while meeting automotive safety isolation requirements.
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Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 65+ | $3.1142 | $202.42 |
| 84+ | $3.0104 | $252.87 |
| 100+ | $2.5620 | $256.20 |
| 500+ | $2.3568 | $1178.42 |
| 1000+ | $2.2804 | $2280.44 |
| 2500+ | $2.1891 | $5472.68 |
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