DRV5023BI

Part: DRV5023BIQDBZR — Texas Instruments

Type: Digital Unipolar-Switch Hall Effect Sensor

Description: 2.5–38 V, chopper-stabilized unipolar Hall effect switch with open-drain output (30 mA sink), ±10% sensitivity over temperature, and BI sensitivity option (BOP / BRP = 14.5 / 6 mT) in a 3-pin SOT-23 package.

Operating Conditions:

• Supply voltage: 2.5–38 V
• Operating temperature: -40 to 125 °C (TA)
• Output pin voltage: 0–38 V
• Output sink current: 0–30 mA

Absolute Maximum Ratings:

• Power supply voltage (VCC): -22 to 40 V
• Output pin voltage: -0.5 to 40 V
• Output pin reverse current during reverse supply condition: 100 mA max
• Operating junction temperature: -40 to 150 °C
• Storage temperature: -65 to 150 °C

Key Specs:

• Supply current ICC: 2.7 mA typ (TA = 25 °C); 3 mA typ, 3.5 mA max (TA = 125 °C)
• Power-on time (AJ, BI versions): 35 μs typ, 50 μs max
• FET on-resistance rDS(on): 22 Ω typ at 25 °C; 36 Ω typ, 50 Ω max at 125 °C (VCC = 3.3 V, IO = 10 mA)
• Off-state leakage current: 1 μA max
• Overcurrent protection level IOCP: 15 / 30 / 45 mA (min/typ/max), OUT shorted to VCC
• Output delay time: 13–25 μs
• Output rise / fall time: 200 ns / 31 ns (R1 = 1 kΩ, CO = 50 pF, VCC = 3.3 V)
• Bandwidth: 20 kHz min, 30 kHz typ
• Thermal resistance RθJA (SOT-23): 333.2 °C/W

Features:

• Digital unipolar-switch Hall sensor
• Sensitivity ±10% over temperature
• BI option thresholds: BOP / BRP = 14.5 / 6 mT
• No external regulator required
• Open-drain output with 30 mA sink
• Reverse supply protection down to -22 V
• Supports up to 40 V load dump
• Output short-circuit protection and current limitation
• ESD: HBM ±2500 V, CDM ±500 V

Applications:

• Docking detection
• Door open and close detection
• Proximity sensing
• Valve positioning
• Pulse counting

Package:

• SOT-23 (DBZ), 3 pins, 2.92 mm × 1.30 mm body
• TO-92 (LPG), 3 pins, 4.00 mm × 3.15 mm (other variant of the DRV5023 family)

• 1 · Digital Unipolar-Switch Hall Sensor
• Superior Temperature Stability
• -Sensitivity ±10% Over Temperature
• Multiple Sensitivity Options (BOP / BRP):
• -3.5 / 2 mT (FA, see Figure 24)
• -6.9 / 3.2 mT (AJ, see Figure 24)
• -14.5 / 6 mT (BI, see Figure 24)
• Supports a Wide Voltage Range
• -2.5 to 38 V
• -No External Regulator Required
• Wide Operating Temperature Range
• -TA = -40 to 125°C (Q, see Figure 24)
• Open Drain Output (30-mA Sink)
• Fast 35-μs Power-On Time
• Small Package and Footprint
• -Surface Mount 3-Pin SOT-23 (DBZ)
• -2.92 mm × 2.37 mm
• -Through-Hole 3-Pin TO-92 (LPG)
• -4.00 mm × 3.15 mm

• Docking Detection
• Door Open and Close Detection
• Proximity Sensing
• Valve Positioning
• Pulse Counting

For additional configuration information, see Device Markings and Mechanical, Packaging, and Orderable Information .

over operating free-air temperature range (unless otherwise noted)

over operating free-air temperature range (unless otherwise noted) (1)

over operating free-air temperature range (unless otherwise noted)

The DRV5023 device is used in magnetic-field sensing applications.