ZHCS527G January 2007 – April 2025 LM5574
PRODUCTION DATA
- 1
- 1 特性
- 2 應(yīng)用
- 3 說明
- 4 Pin Configuration and Functions
- 5 Specifications
- 6 Detailed Description
-
7 Application and Implementation
- 7.1 Application Information
- 7.2
Typical Application
- 7.2.1 Design Requirements
- 7.2.2
Detailed Design Procedure
- 7.2.2.1 Custom Design With WEBENCH? Tools
- 7.2.2.2 External Components
- 7.2.2.3 R3 (R)T
- 7.2.2.4 L1-Inductor
- 7.2.2.5 C3 (C)RAMP
- 7.2.2.6 C9-Output Capacitor
- 7.2.2.7 D1-Async Diode
- 7.2.2.8 C1-Input Capacitor
- 7.2.2.9 C8-VCC Capacitor
- 7.2.2.10 C7-BST Capacitor
- 7.2.2.11 C4- SS Capacitor
- 7.2.2.12 R5, R6- Feedback Resistors
- 7.2.2.13 R1, R2, C2-SD Pin Components
- 7.2.2.14 R4, C5, C6-Compensation Components
- 7.2.2.15 Bias Power Dissipation Reduction
- 7.2.3 Application Curves
- 7.3 Power Supply Recommendations
- 7.4 Layout
- 8 Device and Documentation Support
- 9 Revision History
- 10Mechanical, Packaging, and Orderable Information
封裝選項(xiàng)
機(jī)械數(shù)據(jù) (封裝 | 引腳)
- PW|16
散熱焊盤機(jī)械數(shù)據(jù) (封裝 | 引腳)
訂購信息
7.2.3 Application Curves
The following characteristics apply to the circuit shown in Figure 7-1. These parameters are not tested and represent typical performance only. Unless otherwise stated, the following conditions apply: VIN = 24V, TA = 25°C.
Figure 7-8 DCM Steady State Ripple
Figure 7-10 Load Regulation
Figure 7-9 CCM Steady State Ripple
Figure 7-11 Start-Up Operation