S-1170B33PD-OTSTFG

Product Overview

Category

S-1170B33PD-OTSTFG 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: 2.5V to 6.0V
• Output Voltage Range: 1.8V to 3.6V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV (at 100mA)
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-23-5
• Essence: Low dropout, low noise voltage regulator

Packaging/Quantity

The S-1170B33PD-OTSTFG is typically packaged in reels containing 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.8V to 3.6V
• Output Current: 500mA (maximum)
• Dropout Voltage: 200mV (at 100mA)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.2% (typical)
• Quiescent Current: 50μA (typical)
• Ripple Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-23-5

Detailed Pin Configuration

The S-1170B33PD-OTSTFG has a total of five pins arranged as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. CE: Chip enable pin
5. NC: No connection pin

Functional Features

• Low dropout voltage: The S-1170B33PD-OTSTFG exhibits a low dropout voltage of 200mV at 100mA, ensuring efficient regulation even with small input-output differentials.
• Low noise: This voltage regulator is designed to minimize output voltage fluctuations and noise, providing stable power supply for sensitive electronic components.
• Overcurrent protection: The device incorporates overcurrent protection circuitry, safeguarding the connected circuit from excessive current flow.
• Thermal shutdown protection: In case of excessive temperature rise, the S-1170B33PD-OTSTFG automatically shuts down to prevent damage to the device and surrounding components.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows compatibility with various power sources.
• Low dropout voltage ensures efficient regulation even with small voltage differentials.
• Compact SOT-23-5 package enables space-saving integration in electronic circuits.
• Overcurrent and thermal shutdown protection enhance reliability and safety.

Disadvantages

• Maximum output current limited to 500mA, which may not be sufficient for high-power applications.
• Limited output voltage range restricts its use in certain voltage-sensitive systems.

Working Principles

The S-1170B33PD-OTSTFG operates based on the principle of linear voltage regulation. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. By comparing the output voltage with a reference voltage, the device adjusts the pass transistor to maintain a stable output voltage despite variations in the input voltage.

Detailed Application Field Plans

The S-1170B33PD-OTSTFG finds application in various electronic systems that require regulated power supply. Some potential application fields include:

1. Portable electronic devices: This voltage regulator can be used in smartphones, tablets, and portable gaming consoles to ensure stable power supply for their internal components.
2. IoT devices: Internet of Things (IoT) devices often operate on low voltages and require stable power sources. The S-1170B33PD-OTSTFG can be employed in sensors, smart home devices, and wearable technology.
3. Automotive electronics: In automotive applications, where voltage fluctuations are common, this voltage regulator can be used to provide stable power to various electronic modules such as infotainment systems, navigation units, and engine control units.

Detailed and Complete Alternative Models

1. S-1170B33PD-OTSTFJ: Similar to S-1170B33PD-OTSTFG, but with a different package type (SOT-89-5).
2. S-1170B33PD-OTSTFH: Higher maximum output current of 1A, suitable for more power-demanding applications.
3. S-1170B33PD-OTSTFE: Extended operating temperature range (-40°C to +105°C), suitable for harsh environments.

These alternative models offer similar functionality with slight variations in package type, maximum output current, and operating temperature range.