Datasheet BD14230FVJ-C (Rohm)

Datasheet
Cu rrent Sensor Au tomotive Current Se nse Amplifier BD1423x-C Series General Description Key Specifications
The BD1423x-C is a current sense amplifier series. ◼ VDD Voltage Range: 2.7 V to 18 V This device operates from a single 2.7 V to 18 V power ◼ Quiescent Current: 300 μA (Typ) supply. ◼ Common Mode Voltage Range: -14 V to +80 V It has wide common mode voltage range from -14 V to ◼ Gain: 20 V/V to 100 V/V 3 types (Typ) +80 V, outputs analog voltage. The gains are 3 types from ◼ Gain Accuracy: ±1.0 % (Max) 20 V/V to 100 V/V. ◼ Operating Temperature Range: -40 °C to +125 °C The matched gain resistor minimizes gain error and offset voltage. Product Name Gain (Typ) In additionally, the low input bias current is 1 µA that BD14230-C 20 V/V reduces the offset on the path to shunt resistor. BD14231-C 50 V/V BD14232-C 100 V/V
Features
BD14235-C 20 V/V ◼ AEC-Q100 Qualified(Note 1) BD14236-C 50 V/V ◼ Wide Common Mode Voltage Range BD14237-C 100 V/V ◼ High Accuracy ◼ Low Offset Voltage ◼ Low Input Bias Current
Package W (Typ) x D (Typ) x H (Max)
(Note 1) Grade 1 TSSOP-B8J 3.0 mm x 4.9 mm x 1.1 mm SOP-J8 4.9 mm x 6.0 mm x 1.65 mm
Applications
◼ On Board Charger ◼ DCDC Converter ◼ Electric Compressor TSSOP-B8J SOP-J8
Typical Application Circuit
Adjust the bypass capacitor value as necessary, according to power supply noise conditions, etc. VDD 470 pF 0.1 µF VINP + - - OUT Micro ADC Controller VINM - + + REF1(Note 2) REF2(Note 3) LOAD GND (Note 2) In BD14235-C, BD14236-C and BD14237-C, the pin name is OFFSET. ( Note 3) In BD14235-C, BD14236-C and BD14237-C, REF2 is connected to the internal GND and REF2 is not connected to pin. 〇Product structure : Silicon integrated circuit 〇This product has no designed protection against radioactive rays. www.rohm.com
TSZ02201-0M2M0FC23020-1-2
© 2022 ROHM Co., Ltd. All rights reserved. 1/17 TSZ22111 • 14 • 001
03.Apr.2025 Rev.002
Document Outline General Description Features Applications Key Specifications Package Typical Application Circuit Pin Configuration Pin Descriptions Absolute Maximum Ratings Thermal Resistance Recommended Operating Conditions Electrical Characteristics Typical Performance Curves Timing Chart Application Examples I/O Equivalence Circuits Operational Notes Ordering Information Marking Diagram Physical Dimension and Packing Information Revision History