LTC4075HVXEDD#PBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Battery Charger
• Characteristics: High Voltage, Low Quiescent Current
• Package: DFN-10
• Essence: Efficient Battery Charging Solution
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.95V to 32V
• Charge Current Range: 50mA to 500mA
• Float Voltage: 4.2V
• Quiescent Current: 950nA
• Efficiency: Up to 92%
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

1. VIN: Input Voltage Pin
2. GND: Ground Pin
3. PROG: Charge Current Programming Pin
4. STAT: Status Output Pin
5. CE: Chip Enable Pin
6. VBAT: Battery Voltage Sense Pin
7. TS: Thermal Shutdown Pin
8. BAT: Battery Connection Pin
9. VOUT: Regulated Output Voltage Pin
10. ISET: Current Limit Programming Pin

Functional Features

• Wide input voltage range allows charging from various power sources.
• Low quiescent current ensures minimal power consumption during standby.
• Programmable charge current enables flexibility in battery charging.
• Status output pin provides charging status indication.
• Chip enable pin allows for easy control of the charging process.
• Thermal shutdown feature protects the IC from overheating.

Advantages and Disadvantages

Advantages

• High efficiency charging solution.
• Wide operating temperature range.
• Small package size for space-constrained applications.
• Low quiescent current minimizes power wastage.
• Flexible charge current programming.

Disadvantages

• Limited maximum charge current of 500mA.
• Not suitable for high-power charging applications.

Working Principles

The LTC4075HVXEDD#PBF is a battery charger IC designed to efficiently charge lithium-ion batteries. It operates by converting the input voltage to a regulated output voltage suitable for charging the battery. The charge current can be programmed using an external resistor connected to the PROG pin. The IC also features thermal shutdown protection to prevent overheating.

Detailed Application Field Plans

The LTC4075HVXEDD#PBF is widely used in portable electronic devices, such as smartphones, tablets, and wearable devices. It is also suitable for battery-powered IoT devices, medical devices, and industrial equipment. The IC's high efficiency and low quiescent current make it ideal for applications where power consumption needs to be minimized.

Detailed and Complete Alternative Models

1. LTC4075XEDD#PBF: Similar to LTC4075HVXEDD#PBF but with a lower input voltage range (4.95V to 20V).
2. LTC4075HVEDD#PBF: Similar to LTC4075HVXEDD#PBF but with a higher charge current range (50mA to 750mA).
3. LTC4075XHVEDD#PBF: Combination of LTC4075XEDD#PBF and LTC4075HVEDD#PBF specifications.

These alternative models provide options based on specific application requirements, allowing users to choose the most suitable battery charger IC for their needs.

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