BDxxFD0 series
Contents
Description............................................................................................................................................................................ 1
Features ................................................................................................................................................................................1
Packages............................................................................................................................................................................... 1
Key Specifications ................................................................................................................................................................1
Applications ..........................................................................................................................................................................1
Ordering Part Number...........................................................................................................................................................1
Contents ................................................................................................................................................................................ 2
Lineup ...................................................................................................................................................................................3
Typical Application Circuits ..................................................................................................................................................3
Pin Configurations/Pin Descriptions ....................................................................................................................................4
Block diagrams .....................................................................................................................................................................5
Description of Blocks ...........................................................................................................................................................6
Absolute Maximum Ratings..................................................................................................................................................7
Recommended Operating Conditions ..................................................................................................................................7
Electrical Characteristics......................................................................................................................................................8
Thermal Resistance ..............................................................................................................................................................9
Reference Data.................................................................................................................................................................... 10
Measurement setup for reference data.............................................................................................................................. 14
Linear Regulators Surge Voltage Protection ...................................................................................................................... 15
1. Applying positive surge to the input........................................................................................................................ 15
2. Applying negative surge to the input ....................................................................................................................... 15
Linear Regulators Reverse Voltage Protection................................................................................................................... 15
1. about Input /Output Voltage Reversal ...................................................................................................................... 15
2. Protection against Input Reverse Voltage................................................................................................................ 16
3. Protection against Output Reverse Voltage when Output Connect to an Inductor................................................. 17
Thermal design ................................................................................................................................................................... 18
I/O equivalence circuit ........................................................................................................................................................ 20
Output Voltage Configuration Method (BD00FD0WHFP/FP2) ............................................................................................ 20
Operational Notes ............................................................................................................................................................... 21
1. Reverse Connection of Power Supply......................................................................................................................... 21
2. Power Supply Lines..................................................................................................................................................... 21
3. Ground Voltage ............................................................................................................................................................ 21
4. Ground Wiring Pattern................................................................................................................................................. 21
5. Thermal Consideration ................................................................................................................................................ 21
6. Inrush Current.............................................................................................................................................................. 21
7. Testing on Application Boards .................................................................................................................................... 21
8. Inter-pin Short and Mounting Errors ........................................................................................................................... 21
9. Unused Input Pins ....................................................................................................................................................... 21
10. Regarding the Input Pin of the IC .............................................................................................................................. 22
11. Ceramic Capacitor ..................................................................................................................................................... 22
12. Thermal Shutdown Circuit (TSD) ............................................................................................................................... 22
13. Over Current Protection Circuit (OCP) ...................................................................................................................... 22
14. Vcc Pin ....................................................................................................................................................................... 22
15. Output Pin.................................................................................................................................................................. 23
16. CTL Pin....................................................................................................................................................................... 24
17. Rapid variation in Vcc Voltage and load Current CTL Pin......................................................................................... 24
18. Minute variation in output voltage............................................................................................................................. 24
19. Regarding the Input Pin and Vcc voltage .................................................................................................................. 24
Physical Dimension, Tape and Reel Information................................................................................................................ 25
Marking Diagrams............................................................................................................................................................... 27
Revision History.................................................................................................................................................................. 28
www.rohm.co.jp
© 2017 ROHM Co., Ltd. All rights reserved.
TSZ22111 • 15 • 001
2/28
TSZ02201-0G2G1AG00010-1-2
09.Sep.2019 Rev.003