SNVS420D
November 2008 – May 2018
LM7705
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Application
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
3.3-V Electrical Characteristics
6.6
5-V Electrical Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Supply Voltage
7.3.2
Output Voltage and Line Regulation
7.3.3
Output Current and Load Regulation
7.3.4
Quiescent Current
7.4
Device Functional Modes
7.4.1
General Amplifier Application
7.4.1.1
One-Stage, Single-Supply True Zero Amplifier
7.4.1.2
Two-Stage, Single-Supply True Zero Amplifier
7.4.1.3
Dual-Supply, True Zero Amplifiers
8
Application and Implementation
8.1
Application Information
8.1.1
Functional Description
8.1.2
Technical Description
8.1.3
Charge Pump Theory
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Basic Setup
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Examples
11
Device and Documentation Support
11.1
Community Resources
11.2
Trademarks
11.3
Electrostatic Discharge Caution
11.4
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DGK|8
MPDS028D
Thermal pad, mechanical data (Package|Pins)
DGK|8
QFND519
Orderable Information
snvs420d_oa
snvs420d_pm
6.7
Typical Characteristics
V
DD
= 3.3 V and T
A
= 25°C unless otherwise noted.
Figure 1.
Output Voltage vs. Supply Voltage
Figure 3.
Output Voltage vs. Output Current
Figure 5.
Output Voltage Ripple vs. Temperature
Figure 7.
Supply Current vs. Output Current
Figure 9.
Current Conversion Efficiency vs. Output Current
Figure 11.
Turnon Time
Figure 13.
Load Regulation vs. Temperature
Figure 15.
Transient Response
Figure 17.
Transient Response
Figure 19.
Output voltage vs. Shutdown Voltage
Figure 21.
Oscillator Frequency vs. Temperature
Figure 2.
Supply Current vs. Supply Voltage
Figure 4.
Output Voltage vs. Output Current
Figure 6.
Output Voltage Ripple vs. Temperature
Figure 8.
Supply Current vs. Output Current
Figure 10.
Current Conversion Efficiency vs. Output Current
Figure 12.
Turnon Time
Figure 14.
Load Regulation vs. Temperature
Figure 16.
Transient Response
Figure 18.
Transient Response
Figure 20.
Supply Current vs. Shutdown Voltage