S-1312A20-M5T1U3

Product Overview

Category

The S-1312A20-M5T1U3 belongs to the category of voltage regulators.

Use

This product is used to regulate and stabilize voltage levels in electronic circuits.

Characteristics

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.8V to 5.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 160mV (at 100mA)
• Quiescent Current: 30µA (typical)
• Package Type: SOT-23-5
• Essence: Low dropout, low quiescent current voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The S-1312A20-M5T1U3 has the following specifications:

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.8V to 5.5V
• Output Voltage Accuracy: ±2%
• Maximum Output Current: 150mA
• Dropout Voltage: 160mV (at 100mA)
• Quiescent Current: 30µA (typical)
• Ripple Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-23-5

Detailed Pin Configuration

The S-1312A20-M5T1U3 has a SOT-23-5 package with the following pin configuration:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: VOUT (Output Voltage) Pin 4: CE (Chip Enable) Pin 5: NC (No Connection)

Functional Features

• Low dropout voltage: The S-1312A20-M5T1U3 has a low dropout voltage of 160mV, ensuring stable output even with low input voltages.
• Low quiescent current: With a typical quiescent current of only 30µA, this voltage regulator minimizes power consumption in standby or idle modes.
• Excellent ripple rejection ratio: The device offers a ripple rejection ratio of 70dB, effectively reducing noise and interference in the output voltage.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for flexibility in various applications.
• Low dropout voltage ensures stable output even with low input voltages.
• Low quiescent current minimizes power consumption in standby or idle modes.
• Small package size (SOT-23-5) enables space-saving designs.
• Excellent ripple rejection ratio reduces noise and interference in the output voltage.

Disadvantages

• Maximum output current limited to 150mA, which may not be sufficient for high-power applications.
• Output voltage accuracy of ±2% may not meet the requirements of precision-critical applications.

Working Principles

The S-1312A20-M5T1U3 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage from the output, adjusting the pass transistor accordingly to maintain a stable output voltage. The chip enable (CE) pin allows for easy control of the regulator's operation.

Detailed Application Field Plans

The S-1312A20-M5T1U3 can be used in various applications, including but not limited to:

1. Battery-powered devices: The low dropout voltage and low quiescent current make it suitable for portable electronic devices that require efficient power management.
2. IoT devices: With its small package size and wide input voltage range, this regulator is ideal for IoT applications where space is limited and various power sources are used.
3. Automotive electronics: The device's operating temperature range (-40°C to +85°C) makes it suitable for automotive applications that require reliable voltage regulation in harsh environments.

Detailed and Complete Alternative Models

1. S-1312B20-M5T1U3: Similar to the S-1312A20-M5T1U3, but with an extended output voltage range of 1.2V to 5.5V.
2. S-1312C20-M5T1U3: A higher current version of the S-1312A20-M5T1U3, capable of delivering up to 300mA output current.
3. S-1312D20-M5T1U3: This model offers a lower dropout voltage of