ZHCSB48B May 2013 – January 2019 TPS55330
PRODUCTION DATA.
- 1 特性
- 2 應用
- 3 說明
- 4 修訂歷史記錄
- 5 Pin Configuration and Functions
- 6 Specifications
- 7 Detailed Description
-
8 Application and Implementation
- 8.1 Application Information
- 8.2
Typical Application
- 8.2.1 Design Requirements
- 8.2.2
Detailed Design Procedure
- 8.2.2.1 Custom Design With WEBENCH® Tools
- 8.2.2.2 Selecting the Switching Frequency (R4)
- 8.2.2.3 Determining the Duty Cycle
- 8.2.2.4 Selecting the Inductor (L1)
- 8.2.2.5 Computing the Maximum Output Current
- 8.2.2.6 Selecting the Output Capacitor (C8-C10)
- 8.2.2.7 Selecting the Input Capacitors (C2, C7)
- 8.2.2.8 Setting Output Voltage (R1, R2)
- 8.2.2.9 Setting the Soft-start Time (C7)
- 8.2.2.10 Selecting the Schottky Diode (D1)
- 8.2.2.11 Compensating the Control Loop (R3, C4, C5)
- 8.2.3 Application Curves
- 9 Power Supply Recommendations
- 10Layout
- 11器件和文檔支持
- 12機械、封裝和可訂購信息
6.6 Typical Characteristics
VIN = 5 V, TA = 25°C (unless otherwise noted)
Figure 1. Error Amplifier Transconductance vs Temperature 
Figure 3. Feedback Voltage Reference vs Temperature 
Figure 5. Frequency vs FREQ Resistance 
| TA = 25°C |
Figure 9. COMP Clamp Voltage vs Temperature 
Figure 11. Enable Voltage vs Temperature 
Figure 13. Minimum On Time vs Temperature 
Figure 15. Supply Current vs Temperature 
Figure 2. Switch Current Limit vs Temperature 
Figure 4. RDS(ON) vs Temperature 
Figure 6. Frequency vs Temperature 
Figure 10. Input Voltage UVLO vs Temperature 
Figure 12. Maximum Duty Cycle vs Temperature 
Figure 14. Shutdown Current vs Temperature