ZHCSDM4D december 2014 – may 2023 TPS65263-Q1
PRODUCTION DATA
- 1
- 1 特性
- 2 应用
- 3 说明
- 4 Revision History
- 5 Pin Configuration and Functions
- 6 Specifications
-
7 Detailed Description
- 7.1 Overview
- 7.2 Functional Block Diagram
- 7.3
Feature Description
- 7.3.1 Adjusting the Output Voltage
- 7.3.2 Enable and Adjusting UVLO
- 7.3.3 Soft-Start Time
- 7.3.4 Power-Up Sequencing
- 7.3.5 V7V Low-Dropout Regulator and Bootstrap
- 7.3.6 Out-of-Phase Operation
- 7.3.7 Output Overvoltage Protection (OVP)
- 7.3.8 PSM
- 7.3.9 Slope Compensation
- 7.3.10 Overcurrent Protection
- 7.3.11 Power Good
- 7.3.12 Thermal Shutdown
- 7.4 Device Functional Modes
- 7.5 Register Maps
- 8 Application and Implementation
- 9 Device and Documentation Support
- 10Mechanical, Packaging, and Orderable Information
8.2.3 Application Curves
| Iout = 3 A |
| Iout = 2 A |
| Iout = 2 A |
| 0.75 to 1.5 A | SR = 0.25 A/µs |
| 0.5 to 1.0 A | SR = 0.25 A/µs |
| 0.5 to 1.0 A | SR = 0.25 A/µs |
Figure 8-15 BUCK1, Hiccup and Recovery
Figure 8-17 BUCK3, Hiccup and Recovery
Figure 8-19 VID2
from 00 to 7F, SR = 10 mV/Cycle
Figure 8-21 180°
Out-of-Phase
Figure 8-23 Operation at VIN Drop to 2.5 V
| Iout = 2 A |
A.
Figure 8-6 BUCK1, Output Voltage Ripple| Iout = 3 A |
| Iout = 2 A |
| 1.5 to 2.25 A | SR = 0.25 A/µs |
| 1.0 to 1.5 A | SR = 0.25 A/µs |
| 1.0 to 1.5 A | SR = 0.25 A/µs |
Figure 8-16 BUCK2, Hiccup and Recovery
Figure 8-18 PGOOD
Figure 8-20 VID2
from 7F to 00, SR = 10 mV/Cycle
Figure 8-22 Synchronization with External Clock
| VIN = 12 V, VOUT1 = 1.5 V/3 A, VOUT2 = 1.2 V/2 A, |
| VOUT3 = 2.5 V/2 A, |
| TA = 26.8°C EVM condition 4 layers, 75 mm × 75 mm |