Overview
The NCV4269AD250R2G is a precision micropower voltage regulator produced by onsemi. This component is available in two output voltage versions: 5.0 V and 3.3 V, each capable of delivering up to 150 mA of output current. It is designed for use in battery-operated microprocessor equipment, featuring low quiescent current and a high degree of output voltage accuracy within ±2.0%. The regulator includes an active reset output with delay and a sense input/output monitor, providing early warning signals for potential resets, allowing the microprocessor to complete any ongoing tasks before shutdown.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (5.0 V Version) | 4.90 | 5.00 | 5.10 | V |
| Output Voltage (3.3 V Version) | 3.234 | 3.30 | 3.366 | V |
| Current Limit | - | 150 | 200 | mA |
| Quiescent Current (IQ = 1 mA, RO, SO High) | - | 190 | 250 | μA |
| Quiescent Current (IQ = 10 mA, RO, SO High) | - | 250 | 450 | μA |
| Quiescent Current (IQ = 50 mA, RO, SO High) | - | - | - | μA |
| Maximum Dropout Voltage | - | - | 0.5 | V |
| Junction Temperature | -40 | - | 150 | °C |
| Storage Temperature | -40 | - | 150 | °C |
Key Features
- Precision trimmed reference for accurate output voltage.
- Low quiescent current, drawing as low as 190 μA with a 1 mA load.
- Current limit and voltage monitors for safe operating signals.
- Active reset output with delay and adjustable reset threshold.
- Sense input/output monitor for early warning of potential resets.
- Thermal shutdown and undervoltage detection.
- PNP output with base drive quiescent current control to prevent over-saturation.
Applications
The NCV4269AD250R2G is ideal for battery-operated microprocessor equipment, including handheld devices, portable electronics, and other low-power applications where precise voltage regulation and low current consumption are critical.
Q & A
- What are the available output voltage options for the NCV4269AD250R2G? The NCV4269AD250R2G is available in 5.0 V and 3.3 V output voltage versions.
- What is the maximum output current capability of the NCV4269AD250R2G? The maximum output current capability is 150 mA.
- What is the quiescent current consumption of the NCV4269AD250R2G? The quiescent current consumption is typically 190 μA with a 1 mA load.
- Does the NCV4269AD250R2G have a reset function? Yes, it includes an active reset output with delay and adjustable reset threshold.
- What is the purpose of the sense input/output monitor? The sense input/output monitor provides an early warning signal to the microprocessor of a potential impending reset, allowing it to complete any ongoing tasks before shutdown.
- What are the package options for the NCV4269AD250R2G? The component is available in SO-14 (Pb-Free) packaging.
- What is the junction temperature range for the NCV4269AD250R2G? The junction temperature range is from -40°C to 150°C.
- Does the NCV4269AD250R2G have thermal shutdown protection? Yes, it includes thermal shutdown protection.
- What is the maximum dropout voltage of the NCV4269AD250R2G? The maximum dropout voltage is 0.5 V at 100 mA.
- Is the NCV4269AD250R2G suitable for battery-operated devices? Yes, it is designed for use in battery-operated microprocessor equipment due to its low quiescent current and precise voltage regulation.
