Overview
The INA216A3YFFR is a high-precision current sense amplifier produced by Texas Instruments. This device is part of the INA216 series, which offers high-side voltage output current shunt monitoring. It operates within a common-mode voltage range of +1.8V to +5.5V and is available in a chip-scale DSBGA (YFF) package with 4 pins. The INA216A3YFFR is specifically configured with a gain of 100V/V, making it suitable for applications requiring precise current sensing with low offset and high accuracy.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | DSBGA (YFF) | - |
| Pins | 4 | - |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage | +1.8 to +5.5 | V |
| Gain | 100 | V/V |
| Offset Voltage | ±20 µV | - |
| Gain Error | ±0.2% | - |
| Quiescent Current | 13 µA | - |
| Bandwidth | 5 kHz | - |
| Output Impedance | 42 Ω | - |
Key Features
- CHIP-SCALE PACKAGE: Compact DSBGA (YFF) package with 4 pins.
- COMMON-MODE RANGE: Operates at common-mode voltages from +1.8V to +5.5V.
- LOW OFFSET VOLTAGE: ±20 µV, enabling precise current sensing.
- CHOICE OF GAINS: Available in gains of 25V/V, 50V/V, 100V/V, and 200V/V; the INA216A3YFFR has a gain of 100V/V.
- QUIESCENT CURRENT: Low quiescent current of 13 µA.
- BUFFERED VOLTAGE OUTPUT: No additional op-amp is needed.
- WIDE DYNAMIC RANGE: Can sense drops across the shunt as low as 10mV full-scale or with dynamic ranges of over 1000:1.
Applications
- NOTEBOOK COMPUTERS: For power management and current sensing.
- CELL PHONES: For battery management and power monitoring.
- TELECOM EQUIPMENT: For current sensing and power management.
- POWER MANAGEMENT: General power management and monitoring in various devices.
- BATTERY CHARGERS: For precise current sensing during charging cycles.
Q & A
- What is the operating temperature range of the INA216A3YFFR? The operating temperature range is -40°C to 125°C.
- What is the gain of the INA216A3YFFR? The gain of the INA216A3YFFR is 100V/V.
- What is the quiescent current of the INA216A3YFFR? The quiescent current is 13 µA.
- What is the common-mode voltage range of the INA216A3YFFR? The common-mode voltage range is +1.8V to +5.5V.
- Does the INA216A3YFFR require an additional op-amp for voltage output? No, it does not require an additional op-amp as it has a buffered voltage output.
- What is the bandwidth of the INA216A3YFFR? The bandwidth is 5 kHz.
- What is the output impedance of the INA216A3YFFR? The output impedance is 42 Ω.
- What are some typical applications of the INA216A3YFFR? Typical applications include notebook computers, cell phones, telecom equipment, power management, and battery chargers.
- What is the package type of the INA216A3YFFR? The package type is DSBGA (YFF) with 4 pins.
- What is the maximum supply voltage for the INA216A3YFFR? The maximum supply voltage is +5.5V.
