Overview
The ADP198ACBZ-R7, produced by Analog Devices Inc., is a high-side load switch designed for operation in a wide range of applications, particularly in battery-operated portable equipment. This component is notable for its low on-resistance, low quiescent current, and built-in level shifter, making it compatible with modern processors and general-purpose input/output (GPIO) controllers. The ADP198 is available in an ultrasmall 4-ball Wafer Level Chip Scale Package (WLCSP), making it ideal for space-constrained designs.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage Range | VIN | 1.65 | 6.5 | V | |
| Enable Input Threshold High | VIH | 1.2 | 1.3 | V | |
| Enable Input Threshold Low | VIL | 0.37 | 0.43 | V | |
| Pull-Down Current | IEN | 500 nA | |||
| Reverse Blocking Current | VOUT | 13 µA | |||
| Quiescent Current | IQ | 2.5 µA | |||
| On-Resistance (RDSON) | 50 mΩ | ||||
| Continuous Operating Current | 1 A | ||||
| Operating Temperature Range | -40°C | +85°C | |||
| Start-Up Time | 22 µs | 450 µs |
Key Features
- Low on-resistance (RDSON) of 50 mΩ at 3.3 V (WLCSP only)
- Wide input voltage range: 1.65 V to 6.5 V
- 1 A continuous operating current
- Built-in level shifter for control logic compatible with 1.2 V logic
- Low quiescent current of 2.5 µA at VIN = 2.8 V
- Ultralow shutdown current
- Reverse current blocking feature
- Available in ultrasmall 4-ball WLCSP and 8-lead LFCSP packages
- Programmable start-up time to control inrush current (LFCSP version)
Applications
The ADP198ACBZ-R7 is suitable for a variety of applications, including:
- Battery-operated portable equipment
- Power management in handheld devices
- General-purpose power switching in consumer electronics
- Industrial control systems requiring low power consumption
- Automotive systems where space and power efficiency are critical
Q & A
- What is the input voltage range of the ADP198ACBZ-R7?
The input voltage range is from 1.65 V to 6.5 V. - What is the typical on-resistance (RDSON) of the ADP198ACBZ-R7?
The typical on-resistance is 50 mΩ at 3.3 V for the WLCSP package. - What is the maximum continuous operating current of the ADP198ACBZ-R7?
The maximum continuous operating current is 1 A. - What is the quiescent current of the ADP198ACBZ-R7 at VIN = 2.8 V?
The quiescent current is 2.5 µA at VIN = 2.8 V. - Does the ADP198ACBZ-R7 have built-in level shifting for control logic?
Yes, it has a built-in level shifter for control logic compatible with 1.2 V logic. - What are the available package options for the ADP198ACBZ-R7?
The ADP198ACBZ-R7 is available in an ultrasmall 4-ball WLCSP and an 8-lead LFCSP package. - Can the start-up time be programmed in the ADP198ACBZ-R7?
Yes, the start-up time can be programmed in the LFCSP version. - What is the operating temperature range of the ADP198ACBZ-R7?
The operating temperature range is from -40°C to +85°C. - Does the ADP198ACBZ-R7 have reverse current blocking?
Yes, it has a reverse current blocking feature. - What are some typical applications of the ADP198ACBZ-R7?
Typical applications include battery-operated portable equipment, power management in handheld devices, and general-purpose power switching in consumer electronics.
