JAJSPO7C
March 2015 – January 2023
DRV2700
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Switching Characteristics
6.7
Typical characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Boost Converter and Control Loop
7.3.2
High-Voltage Amplifier
7.3.3
Fast Start-Up (Enable Pin)
7.3.4
Gain Control
7.3.5
Adjustable Boost Voltage
7.3.6
Adjustable Boost Current-Limit
7.3.7
Internal Charge Pump
7.3.8
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Boost + Amplifier Mode
7.4.2
Flyback Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
AC-Coupled DAC Input Application
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Piezo Load Selection
8.2.1.2.2
Programming The Boost Voltage
8.2.1.2.3
Inductor and Transformer Selection
8.2.1.2.4
Programing the Boost and Flyback Current-Limit
8.2.1.2.5
Boost Capacitor Selection
8.2.1.2.6
Pulldown FET and Resistors
8.2.1.2.7
Low-Voltage Operation
8.2.1.2.8
Current Consumption Calculation
8.2.1.2.9
Input Filter Considerations
8.2.1.2.10
Output Limiting Factors
8.2.1.2.11
Startup and Shutdown Sequencing
8.2.1.3
Application Curves
8.2.2
Filtered AC Coupled Single-Ended PWM Input Application
8.2.3
DC-Coupled DAC Input Application
8.2.4
DC-Coupled Reference Input Application
8.2.5
Flyback Circuit
8.3
System Example
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
Boost + Amplifier Configuration Layout Considerations
10.1.2
Flyback Configuration Layout Considerations
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Trademarks
12
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
デバイスごとのパッケージ図は、PDF版データシートをご参照ください。
メカニカル・データ(パッケージ|ピン)
RGP|20
サーマルパッド・メカニカル・データ
RGP|20
QFND079Y
発注情報
jajspo7c_oa
jajspo7c_pm
7.2
Functional Block Diagram