Overview
The ADP194ACBZ-R7 is a high-side load switch designed and manufactured by Analog Devices Inc. This component is optimized for operation within a voltage range of 1.1 V to 3.6 V and is protected against reverse current flow from output to input. The ADP194 is ideal for applications requiring power domain isolation to extend battery life in portable and battery-powered equipment. It features a low on-resistance P-channel MOSFET that supports continuous load currents of up to 500 mA, minimizing power loss. The device also includes a built-in level shifter, making it compatible with modern processors and GPIO controllers.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 1.1 V to 3.6 V | V |
| Continuous Operating Current | 500 mA | mA |
| On-Resistance (Typical at 1.8 V) | 80 mΩ | mΩ |
| Ground Current (Maximum) | 2 μA | μA |
| Shutdown Current | < 0.7 μA | μA |
| Package Type | 4-Ball Wafer Level Chip Scale Package (WLCSP) | |
| Package Dimensions | 0.8 mm × 0.8 mm × 0.5 mm | mm |
| Operating Temperature Range | -40°C to +85°C | °C |
Key Features
- Low on-resistance P-channel MOSFET with a typical RDS(ON) of 80 mΩ at 1.8 V.
- Wide input voltage range from 1.1 V to 3.6 V.
- Built-in level shifter for control logic compatibility with 1.2 V logic.
- Low ground current of 2 μA (maximum) and ultralow shutdown current of less than 0.7 μA.
- Reverse current blocking to prevent backflow from output to input.
- Slew rate controlled for smooth switching.
- Ultrasmall 4-ball WLCSP package, ideal for space-constrained designs.
Applications
- Mobile phones and other handheld devices.
- Digital cameras and audio devices.
- Portable and battery-powered equipment.
- Any application requiring power domain isolation for extended battery life.
Q & A
- What is the input voltage range of the ADP194ACBZ-R7?
The input voltage range is from 1.1 V to 3.6 V.
- What is the maximum continuous operating current of the ADP194ACBZ-R7?
The maximum continuous operating current is 500 mA.
- What is the typical on-resistance of the ADP194ACBZ-R7 at 1.8 V?
The typical on-resistance at 1.8 V is 80 mΩ.
- Does the ADP194ACBZ-R7 have built-in reverse current protection?
Yes, it has built-in reverse current blocking to prevent backflow from output to input.
- What is the package type and dimensions of the ADP194ACBZ-R7?
The package type is a 4-ball Wafer Level Chip Scale Package (WLCSP) with dimensions of 0.8 mm × 0.8 mm × 0.5 mm.
- What is the operating temperature range of the ADP194ACBZ-R7?
The operating temperature range is from -40°C to +85°C.
- Is the ADP194ACBZ-R7 suitable for battery-operated devices?
Yes, it is ideal for battery-operated devices due to its low ground current and ultralow shutdown current.
- Does the ADP194ACBZ-R7 have a built-in level shifter?
Yes, it includes a built-in level shifter for control logic compatibility with 1.2 V logic.
- What are some typical applications of the ADP194ACBZ-R7?
Typical applications include mobile phones, digital cameras, audio devices, and other portable and battery-powered equipment.
- Is the ADP194ACBZ-R7 RoHS compliant?
Yes, the ADP194ACBZ-R7 is RoHS compliant.
