JAJSH01
February 2019
TPS65295
PRODUCTION DATA.
1
特長
2
アプリケーション
3
概要
代表的なアプリケーション
4
改訂履歴
5
概要(続き)
6
Pin Configuration and Functions
Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
PWM Operation and D-CAP3 Control
8.3.2
Advanced Eco-mode Control
8.3.3
Soft Start and Prebiased Soft Start
8.3.4
Power Good
8.3.5
Overcurrent Protection and Undervoltage Protection
8.3.6
Overvoltage Protection
8.3.7
UVLO Protection
8.3.8
Output Voltage Discharge
8.3.9
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Light Load Operation for VDDQ Buck and VPP Buck
8.4.2
Output State Control
8.4.3
Output Sequence Control
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
External Component Selection
9.2.2.1.1
Inductor Selection
9.2.2.1.2
Output Capacitor Selection
9.2.2.1.3
Input Capacitor Selection
9.2.2.1.4
Bootstrap Capacitor and Resistor Selection
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
デバイスおよびドキュメントのサポート
12.1
デバイス・サポート
12.1.1
デベロッパー・ネットワークの製品に関する免責事項
12.2
ドキュメントの更新通知を受け取る方法
12.3
コミュニティ・リソース
12.4
商標
12.5
静電気放電に関する注意事項
12.6
Glossary
13
メカニカル、パッケージ、および注文情報
13.1
Package Option Addendum
13.1.1
Packaging Information
13.1.2
Tape and Reel Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
RJE|18
MPQF488C
サーマルパッド・メカニカル・データ
発注情報
jajsh01_oa
7.6
Typical Characteristics
V
SLP_S4
= 5 V
V
VTT_CNTL
= 5 V
Figure 1.
VCC_5V Supply Current vs Junction Temperature
Figure 3.
VDDQ Output Voltage vs Junction Temperature
Figure 5.
Enable On Voltage (SLP_S4) vs Junction Temperature
Figure 7.
Enable On Voltage (VTT_CNTL) vs Junction Temperature
Figure 9.
VDDQ High-Side R
DS(on)
vs Junction Temperature
Figure 11.
VPP High-Side R
DS(on)
vs Junction Temperature
Figure 13.
VDDQ OVP Threshold vs Junction Temperature
Figure 15.
VPP OVP Threshold vs Junction Temperature
Figure 17.
VDDQSNS Discharge Current vs Junction Temperature
Figure 19.
VTTSNS Discharge Current vs Junction Temperature
Figure 21.
VDDQ Valley Current Limit vs Junction Temperature
Figure 23.
VDDQ Soft-Start Time vs Junction Temperature
I
OUT
= 8 A
Figure 25.
VDDQ Switching Frequency vs Input Voltage
Figure 27.
VDDQ Switching Frequency vs Load Current
V
SLP_S4
= 0 V
V
VTT_CNTL
= 0 V
Figure 2.
VCC_5V Shutdown Current vs Temperature
Figure 4.
VPP Output Voltage vs Junction Temperature
Figure 6.
Enable Off Voltage (SLP_S4) vs Junction Temperature
Figure 8.
Enable Off Voltage (VTT_CNTL) vs Junction Temperature
Figure 10.
VDDQ Low-Side R
DS(on)
vs Junction Temperature
Figure 12.
VPP Low-Side R
DS(on)
vs Junction Temperature
Figure 14.
VDDQ UVP Threshold vs Junction Temperature
Figure 16.
VPP UVP Threshold vs Junction Temperature
Figure 18.
VPPSNS Discharge Current vs Junction Temperature
Figure 20.
VTTREF Discharge Current vs Junction Temperature
Figure 22.
VPP Valley Current Limit vs Junction Temperature
Figure 24.
VPP Soft-Start Time vs Junction Temperature
I
OUT
= 1 A
Figure 26.
VPP Switching Frequency vs Input Voltage
Figure 28.
VPP Switching Frequency vs Load Current