Overview
The ADP5360ACBZ-1-R7 is a highly integrated power management IC designed by Analog Devices Inc. This component combines a high-performance linear charger for single lithium-ion (Li-Ion) or lithium-polymer (Li-Poly) batteries with a programmable fuel gauge and battery protection circuit. It also includes an ultralow quiescent current buck converter, a buck-boost switching regulator, and a supervisory circuit to monitor output voltage.
The device is optimized for rechargeable Li-Ion/Li-Poly battery-powered devices, ensuring high accuracy and programmability in battery charging parameters. It operates over a wide junction temperature range of −40°C to +85°C and is packaged in a 32-ball, 2.56 mm × 2.56 mm wafer level chip scale package (WLCSP).
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Undervoltage Lockout (UVLO) Rising Threshold | VUVLO | 2.1 | 2.15 | 2.2 | V |
| Undervoltage Lockout (UVLO) Falling Threshold | VUVLO | 1.8 | 1.88 | 2.0 | V |
| Switching Frequency in PWM Mode | fSW1 | 0.85 | 1.0 | 1.15 | MHz |
| Buck Regulator Output Voltage Range | VOUT1 | 0.6 | - | 3.75 | V |
| Buck Inductance | - | 2.2 | 4.7 | 6.8 | μH |
| Buck Boost Inductance | - | 2.2 | 4.7 | 6.8 | μH |
| Operating Junction Temperature Range | TJ | −40 | - | +85 | °C |
| Continuous Drain Current, Battery Supplementary Mode | - | - | - | 1.1 | A |
Key Features
- High-performance linear charger for single Li-Ion/Li-Poly battery with programmable charge terminal voltage and charge current up to 320 mA.
- Compliant with JEITA charge temperature specification.
- Programmable, ultralow quiescent current fuel gauge and battery protection circuit with voltage-based algorithm and adaptive filter limitation.
- Ultralow quiescent current buck and buck-boost switching regulators with quick output discharge options.
- Supervisory circuit with manual reset (MR) and watchdog timer, and shipment mode to extend battery life.
- Full I2C programmability with dedicated interrupt pin.
- Internal isolation field effect transistor (FET) between the linear charger output and the battery node.
- Temperature sensor with external NTC support).
Applications
- Rechargeable Li-Ion/Li-Poly battery-powered devices.
- Portable consumer devices).
- Portable medical devices).
- Wearable devices).
Q & A
- What is the primary function of the ADP5360?
The ADP5360 is a power management IC that combines a high-performance linear charger, a programmable fuel gauge, and battery protection circuit with ultralow quiescent current buck and buck-boost regulators.
- What is the operating junction temperature range of the ADP5360?
The ADP5360 operates over a junction temperature range of −40°C to +85°C.
- What is the maximum charge current supported by the ADP5360?
The ADP5360 supports a maximum charge current of up to 320 mA.
- Does the ADP5360 support I2C programmability?
Yes, the ADP5360 supports full I2C programmability with a dedicated interrupt pin.
- What types of batteries does the ADP5360 support?
The ADP5360 supports single lithium-ion (Li-Ion) and lithium-polymer (Li-Poly) batteries.
- What is the switching frequency of the buck regulator in PWM mode?
The buck regulator operates at a switching frequency of 1 MHz in forced pulse-width modulation (FPWM) mode.
- Does the ADP5360 have built-in battery protection features?
Yes, the ADP5360 features full battery protection including overcharge and overdischarge protection.
- What is the package type of the ADP5360?
The ADP5360 is available in a 32-ball, 2.56 mm × 2.56 mm wafer level chip scale package (WLCSP).
- Can the ADP5360 be used in wearable devices?
Yes, the ADP5360 is suitable for use in wearable devices due to its low power consumption and compact packaging.
- Does the ADP5360 support a watchdog timer and manual reset?
Yes, the ADP5360 includes a supervisory circuit with a watchdog timer and manual reset (MR) functionality.
