Overview
The NCP584HSN33T1G is a Tri-Mode 200 mA CMOS Low Drop Out (LDO) Regulator produced by onsemi. This device is designed for portable battery-powered applications that require precise output voltage accuracy, low quiescent current, and high ripple rejection. The NCP584 series features an enable function that significantly reduces current consumption and is available in the SOT23-5 package.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage | Vin | 1.4 | - | 6.0 | V |
| Output Voltage (Nominal) | Vout | - | 3.3 | - | V |
| Output Current | Iout | - | - | 200 | mA |
| Dropout Voltage (Iout = 200 mA) | VDO | - | - | 0.4 | V |
| Quiescent Current (Iout = 0 mA) | Iq | 3.5 | - | 70 | μA |
| Shutdown Current | ISD | 0.1 | - | 1.0 | μA |
| Power Supply Rejection Ratio (PSRR) | RR | - | - | 75 | dB |
| Operating Ambient Temperature Range | TA | -40 | - | 85 | °C |
| Maximum Junction Temperature | TJ(max) | - | - | 125 | °C |
Key Features
- Tri-mode operation: Chip Enable (CE mode), Fast Transient Mode (FT mode), and Low Power Mode (LP mode)
- Low dropout voltage: 400 mV at 200 mA for Vout = 0.9 V, 300 mV at 200 mA for Vout = 1.2 V, and 200 mV at 200 mA for Vout = 1.8 V
- Excellent line regulation: 0.05%/V (FT mode) and 0.10%/V (LP mode)
- Excellent load regulation: 10 mV (FT mode) and 20 mV (LP mode)
- High output voltage accuracy: ±2% (FT mode) and ±3% (LP mode)
- Ultra-low quiescent current: 3.5 μA (LP mode) and 40 μA (FT mode)
- Very low shutdown current: 0.1 μA
- Excellent power supply rejection ratio: 75 dB at f = 1.0 kHz
- Low temperature drift coefficient on the output voltage: ±100 ppm/°C
- Fold back protection circuit
- Pb-free device
Applications
- Portable equipment
- Hand-held instrumentation
- Camcorders and cameras
Q & A
- What is the primary function of the NCP584HSN33T1G?
The NCP584HSN33T1G is a Tri-Mode 200 mA CMOS Low Drop Out (LDO) Regulator designed for precise output voltage regulation in portable battery-powered applications.
- What are the different modes of operation for the NCP584HSN33T1G?
The device operates in three modes: Chip Enable (CE mode), Fast Transient Mode (FT mode), and Low Power Mode (LP mode).
- What is the maximum output current of the NCP584HSN33T1G?
The maximum output current is 200 mA.
- What is the typical quiescent current in Low Power Mode?
The typical quiescent current in Low Power Mode is 3.5 μA.
- What is the shutdown current of the NCP584HSN33T1G?
The shutdown current is 0.1 μA.
- What is the recommended input decoupling capacitor for the NCP584HSN33T1G?
A 1.0 μF tantalum capacitor is recommended to be connected between Vin and GND.
- What is the recommended output decoupling capacitor for the NCP584HSN33T1G?
A 2.2 μF or higher tantalum capacitor with low Equivalent Series Resistance (ESR) is recommended for the Vout pin.
- What is the operating ambient temperature range for the NCP584HSN33T1G?
The operating ambient temperature range is -40°C to +85°C.
- What is the maximum junction temperature for the NCP584HSN33T1G?
The maximum junction temperature is 125°C.
- Is the NCP584HSN33T1G a Pb-free device?
Yes, the NCP584HSN33T1G is a Pb-free device.
