ROHM BD1020HFV Data Handbook
Summary
BD1020HFV analog temperature sensor IC by ROHM. Ultra-small 1.6x1.6mm package, -30 to +100C range, 2.4-5.5V, plus or minus 1.0C accuracy, 4uA quiescent current, -8.2mV/C sensitivity, 8kV ESD. For thermal management in phones, cameras, and optical modules.
Page 1 Text Content
Small and High Accuracy Temperature Sensor IC Series
Analog Output Temperature Sensor IC
BD1020HFV No.10047EBT02
●Description Low quiescent current (4µA) and high accuracy temperature sensor Detecting temperature by itself, output voltage appears linearly along the temperature.
●Features 1) Detection Temperature Range -30～+100℃ 2) Operating Voltage Range +2.4V～+5.5V 3) High Accuracy ( typically ±1.0℃@Ta=30℃, typically ±2.0℃@Ta=-30～+100℃ ) 4) Temperature Sensitivity ( typically -8.2m V/℃ ) 5) Low Quiescent Current ( typically 4µA ) 6) Ultra Small Package ( typically 1.60mm×1.60mm×0.60mm) 7) Low Thermal Resistance ( typically 187℃/W ) 8) ESD Rating 8k V ( HBM ) 9) Excellent Ripple Rejection Characteristic
●Applications Cell Phone ( RF Module, Battery Thermal Management ),Audio Systems,Digital Still Camera LCD, PDP,Optical pick up module for DVD,Blue Ray
●Absolute Maximum Ratings ( Ta=25℃ )
PARAMETERS SYMBOL LIMIT UNIT
Power Supply Voltage VDD -0.3～7.0 Output Voltage VOUT -0.3～VDD+0.3 V Output Current IOUT ±1 m A
Power Dissipation Pd 536 Storage Temperature Range Tstg -55～150 ℃ ※1. Not to exceed Pd ※2. Reduced by 5.36m W for each increase in Ta of 1℃ over 25℃( mounted on 70mm×70mm×1.6mm Glass-epoxy PCB )
●Recommended Operating Condition
PARAMETERS SYMBOL MIN. TYP. MAX. UNIT
Power Supply Voltage VDD 2.40 3.00 5.50 V Operation Temperature Topr -30 - 100 ℃
●Electrical Characteristics and Accuracy (Unless otherwise specified, VDD=3.0V, Ta=25℃)
LIMIT
PARAMETERS SYMBOL UNIT CONDITIONS
MIN. TYP. MAX. - ±1.0 ±1.5 Ta = 30℃
Accuracy Tacc - ±2.0 ±2.5 Ta = 100℃
- ±2.0 ±2.5 Ta = -30℃
Temperature Sensitivity VSE -8.4 -8.2 -8.0 m V/℃ Supply Current IS - 4.0 7.0 µA Output Voltage VOUT 1.288 1.300 1.312 V Ta = 30℃ Output Voltage Line Regulation ⊿VOUTVDD - - 4 m V VDD = 2.4～5.5V Output Voltage Load Regulation ⊿VOUTRL - - 1 m V IOUT：0µA / 0.7µA,Difference Radiation hardiness is not designed.
www.rohm.com 2010.01 - Rev.B
© 2010 ROHM Co., Ltd. All rights reserved.
Page Summary Contents For ROHM BD1020HFV Data Handbook
Manual Details
| Brand | ROHM |
|---|---|
| Pages | 6 |
| File Size | 286.85 KB |
| Published | June 16, 2026 |
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Frequently Asked Questions
What is the operating voltage range for this temperature sensor?
The operating voltage range is +2.4V to +5.5V.
How accurate is the sensor over its full temperature range?
Its typical accuracy is ±2.0°C across the -30°C to +100°C range.
How should the PG pin (Pin 2) be connected?
Connect it to the temperature measurement part, typically the GND line, for best thermal conductivity.
What is the typical temperature sensitivity (output slope)?
The typical temperature sensitivity is -8.2mV/°C.