MAX1709ESE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency step-up DC-DC converter
• Package: 16-pin Narrow SOIC (Small Outline Integrated Circuit)
• Essence: Voltage regulator and power management solution
• Packaging/Quantity: Tube packaging, available in quantities of 250 units per tube

Specifications

• Input Voltage Range: 2.5V to 11V
• Output Voltage Range: Up to 28V
• Switching Frequency: 1.2MHz
• Maximum Output Current: 600mA
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1709ESE has a 16-pin narrow SOIC package with the following pin configuration:

1. SHDN - Shutdown Control Input
2. FB - Feedback Input
3. COMP - Compensation Node
4. SW - Switching Node
5. GND - Ground
6. LX - Inductor Connection
7. LX - Inductor Connection
8. VCC - Supply Voltage Input
9. VCC - Supply Voltage Input
10. PGND - Power Ground
11. PGND - Power Ground
12. SS/TR - Soft-Start/Tracking Input
13. SS/TR - Soft-Start/Tracking Input
14. EN - Enable Input
15. NC - No Connect
16. NC - No Connect

Functional Features

• High efficiency step-up DC-DC converter
• Integrated low RDS(ON) switches for high efficiency
• Adjustable output voltage through external resistors
• Soft-start and tracking capability for controlled startup
• Overcurrent and thermal protection for enhanced safety
• Low quiescent current in shutdown mode for power conservation

Advantages and Disadvantages

Advantages

• High efficiency operation saves power
• Wide input voltage range allows flexibility in various applications
• Compact package size for space-constrained designs
• Integrated protection features enhance reliability
• Adjustable output voltage provides versatility

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Requires external components for proper operation
• Higher cost compared to non-integrated solutions

Working Principles

The MAX1709ESE is a step-up DC-DC converter that efficiently boosts the input voltage to a higher output voltage. It utilizes integrated low RDS(ON) switches to minimize power losses and maximize efficiency. The output voltage can be adjusted through external resistors, providing flexibility for different application requirements.

The device incorporates soft-start and tracking capabilities, ensuring controlled startup and smooth transitions. It also includes overcurrent and thermal protection mechanisms to safeguard against potential faults or excessive temperature.

In shutdown mode, the MAX1709ESE consumes minimal quiescent current, conserving power when not in use.

Application Field Plans

The MAX1709ESE is commonly used in various applications, including but not limited to:

1. Battery-powered devices requiring higher voltage levels
2. Portable audio/video equipment
3. Handheld instruments and measurement tools
4. LCD displays and backlighting systems
5. Industrial control systems
6. Automotive electronics
7. Medical devices

Alternative Models

For alternative options with similar functionality, the following models can be considered:

1. MAX1709EEET - 16-pin TDFN (Thin Dual Flat No-Lead) package
2. MAX1709EKAT - 16-pin TSSOP (Thin Shrink Small Outline Package)
3. MAX1709ESA+ - 8-pin SOIC package
4. MAX1709ESAT - 8-pin TSSOP package

These models offer similar features and performance, but with different package options to suit specific design requirements.

In conclusion, the MAX1709ESE is a high-efficiency step-up DC-DC converter that provides voltage regulation and power management solutions. Its compact size, adjustable output voltage, and integrated protection features make it suitable for various applications in different industries.