JAJSHM3 June 2019 LM5163-Q1
PRODUCTION DATA.
- 1 特長
- 2 アプリケーション
- 3 概要
- 4 改訂履歴
- 5 概要 (続き)
- 6 Pin Configuration and Functions
- 7 Specifications
-
8 Detailed Description
- 8.1 Overview
- 8.2 Functional Block Diagram
- 8.3
Feature Description
- 8.3.1 Control Architecture
- 8.3.2 Internal VCC Regulator and Bootstrap Capacitor
- 8.3.3 Regulation Comparator
- 8.3.4 Internal Soft Start
- 8.3.5 ON-Time Generator
- 8.3.6 Current Limit
- 8.3.7 N-Channel Buck Switch and Driver
- 8.3.8 Synchronous Rectifier
- 8.3.9 Enable/Undervoltage Lockout (EN/UVLO)
- 8.3.10 Power Good (PGOOD)
- 8.3.11 Thermal Protection
- 8.4 Device Functional Modes
- 9 Application and Implementation
- 10Power Supply Recommendations
- 11Layout
- 12デバイスおよびドキュメントのサポート
- 13メカニカル、パッケージ、および注文情報
7.6 Typical Characteristics
At TA = 25°C, VOUT = 12 V, LO = 120 µH, RRON = 105 kΩ, unless otherwise specified.
Figure 1. Conversion Efficiency (Log Scale) 
Figure 3. VIN Shutdown and Sleep Supply Current vs. Temperature 
Figure 5. VIN Active Current vs. Temperature 
Figure 7. Feedback Comparator Threshold vs. Temperature 
Figure 9. Peak and Valley Current Limit vs. Temperature 
Figure 2. Conversion Efficiency (Linear Scale) 
Figure 4. VIN Shutdown and Sleep Supply Current vs. Input Voltage 
Figure 6. VIN Active Current vs. Input Voltage 
Figure 8. MOSFETs On-State Resistance vs. Temperature 
Figure 10. COT On-Time vs. VIN