Analog Devices Inc. ADP5062ACPZ-2-R7
- Part No.:
- ADP5062ACPZ-2-R7
- Manufacturer:
- Analog Devices Inc.
- Category:
- Battery Chargers
- Package:
- 20-WFQFN Exposed Pad, CSP
- Datasheet:
-
ADP5062ACPZ-2-R7.pdf
- Description:
- IC BATT CHG LI-ION 1CELL 20LFCSP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
ADP5062ACPZ-2-R7 from Analog Devices is a fully programmable linear Li-ion battery charger with Power Path management, USB 3.0 and USB Battery Charging Specification 1.2 compliance, 4 mm × 4 mm LFCSP package, 750 mA fast charge current (typ), and integrated 54 mΩ battery isolation FET - used in portable medical devices and mobile phones to enable system power-up from dead-battery conditions.
For engineers reviewing the ADP5062ACPZ-2-R7 datasheet, ADP5062ACPZ-2-R7 pinout, ADP5062ACPZ-2-R7 application, or ADP5062ACPZ-2-R7 equivalent, key selection criteria include USB-compliant input current limiting (100–1500 mA), JEITA-compliant temperature-based charging (0°C–60°C), thermal regulation (115°C isothermal limit), and I²C + GPIO configurability for flexible system integration.
Technical Context
The ADP5062ACPZ-2-R7 implements dual-path power management: a high-voltage blocking LDO FET (RDS(ON) = 330 mΩ) delivers up to 2.1 A system supply, while a low-RDS(ON) (54 mΩ typ) battery isolation FET enables simultaneous battery charging and system operation. It supports three distinct charging phases - trickle (20 mA typ), weak, and fast (750 mA typ) - with voltage thresholds at VTRK_DEAD = 2.5 V and VWEAK = 3.0 V.
Thermal control uses isothermal regulation (TLIM = 115°C), early warning (TSDL = 130°C), and shutdown (TSD = 140°C). JEITA 1/2 compliance is factory-selectable via I²C, with thermistor-based cold/hot thresholds (0°C/60°C) and resistance-based trip points (e.g., RHOT_RISE = 2.75–3.95 kΩ).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | 4.0 V to 6.7 V operating; −0.5 V to +20 V tolerant - protects against USB bus spikes during hot-plug events. |
| Fast Charge Current | 750 mA typical, ±7% accuracy - ensures precise CC-mode charging across −40°C to +115°C junction range. |
| Battery Termination Voltage | 4.200 V nominal, ±0.25% accuracy at 25°C - meets standard single-cell Li-ion voltage requirements. |
| Battery Isolation FET RDS(ON) | 54 mΩ typical - minimizes voltage drop between ISO_Bx and ISO_Sx, enabling efficient battery-supplemented system operation. |
| Thermal Regulation Threshold | 115°C isothermal limit - dynamically reduces charge current to prevent die overheating under high-power dissipation. |
| I²C Interface Speed | 400 kHz standard mode - allows real-time configuration of charge parameters, JEITA profiles, and fault responses. |
| System Enable Flag (SYS_EN) | Open-drain output asserting at VWEAK = 3.0 V - guarantees safe system boot only after minimum battery voltage is reached. |
Pinout & Package
ADP5062ACPZ-2-R7 is housed in a 20-lead 4 mm × 4 mm LFCSP package with exposed pad (EP), θJA = 35.6°C/W. Pin functions are validated per Analog Devices Rev. B datasheet (Page 9, Table 6).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VIN1/VIN2/VIN3 | USB VBUS Input | High-current inputs tolerant to −0.5 V to +20 V - accept wall charger, car adapter, or USB host power. |
| ISO_S1/ISO_S2/ISO_S3 | System Supply Output | Linear regulator output node delivering regulated system voltage (e.g., 4.3 V) with up to 2.1 A in LDO mode. |
| ISO_B1/ISO_B2/ISO_B3 | Battery Connection | Direct connection to Li-ion cell anode; internal 54 mΩ FET isolates battery from system during charging or fault. |
| BAT_SNS | Battery Voltage Sense | High-impedance feedback input for accurate termination voltage (4.200 V) and recharge threshold (260 mV below VTRM). |
| THR | Thermistor Interface | Analog input for NTC thermistor (10 kΩ or 100 kΩ) - enables JEITA-compliant temperature-aware charging. |
| SCL/SDA | I²C Interface | Standard 400 kHz bidirectional interface for full register-level control of charge current, input limits, and safety timers. |
| DIG_IO1/DIG_IO2/DIG_IO3 | Factory-Programmable GPIO | Hardware-configurable pins setting input current limit (100/500 mA), charger enable/disable, and LDO disable - overrideable by I²C. |
| SYS_EN | System Enable Flag | Open-drain output pulled low when battery reaches VWEAK = 3.0 V - signals system controller that safe boot is possible. |
| ILED | LED Indicator Driver | Open-drain output with 200 mV drop at 20 mA - drives status LEDs for charge state without external driver. |
Key Features
| Feature | Design Value |
|---|---|
| USB Battery Charging Spec 1.2 Compliance | Supports 100 mA (unconfigured), 500 mA (enumerated), 900 mA (dedicated port), and 1500 mA (wall charger) input current limits - ensures interoperability with all USB power sources. |
| Power Path Management | Independent control of system supply (via LDO FET) and battery charging (via isolation FET) - enables instant system power-on even with zero-battery voltage. |
| JEITA Temperature Profile Support | Configurable JEITA 1 or JEITA 2 mode with cold (0°C), cool (10°C), warm (45°C), and hot (60°C) thresholds - prevents unsafe charging outside battery thermal envelope. |
| Integrated Battery Detection | Active sink/source detection (13–34 mA sink, 7–13 mA source) with 333 ms timeout - reliably identifies presence/absence of battery before enabling charge sequence. |
| Thermal Safety Architecture | Three-tier thermal response: isothermal regulation (115°C), early warning (130°C), and shutdown (140°C) - prevents permanent damage under sustained overload. |
Applications
| Mobile Phones | Digital Still Cameras |
|---|---|
|
Use Scenario: Smartphone powered via micro-USB port with single-cell Li-ion battery and requirement for immediate UI responsiveness on plug-in. IC Role / Device Role / Timing Role: Linear charger with Power Path delivers regulated 4.3 V system rail while simultaneously charging battery; SYS_EN flag enables PMIC only after VWEAK = 3.0 V is reached. Use Value: Eliminates boot delay from dead battery; supports USB-IF compliant current draw (500 mA/900 mA) without violating spec. |
Use Scenario: Compact digital camera requiring rapid power-up and reliable charging from USB host or AC adapter. IC Role / Device Role / Timing Role: Manages dual power sources (USB VBUS and battery) using isolation FET to avoid backfeed; uses DIG_IO3 to gate charging based on user button press. Use Value: Enables "instant-on" functionality and prevents battery discharge into USB port during host enumeration. |
| Portable Medical Devices | PDAs and GPS Units |
|
Use Scenario: Handheld ECG monitor needing fail-safe charging behavior, battery temperature monitoring, and guaranteed minimum runtime. IC Role / Device Role / Timing Role: Implements JEITA 1 profile via THR-connected NTC to suspend charging below 0°C or above 60°C; uses ILED to indicate charge status to clinician. Use Value: Meets IEC 62304 safety requirements through hardware-enforced thermal cutoff and precise 4.200 V termination voltage. |
Use Scenario: Legacy PDA with aging Li-ion pack requiring controlled trickle-to-fast charge transition and overvoltage protection. IC Role / Device Role / Timing Role: Applies VTRK_DEAD = 2.5 V threshold to initiate 20 mA trickle charge; transitions to 750 mA fast charge once VWEAK = 3.0 V is detected. Use Value: Restores capacity in degraded cells without thermal runaway risk; tolerates up to 20 V input transients during automotive USB charging. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar linear Li-ion battery charger applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| BQ24075RGTR | Fixed 4.2 V termination, no JEITA support, 1.5 A max input, no I²C interface - relies on pin-strapping only. | Lacks thermistor-based temperature profiling and real-time reconfiguration; suitable only for cost-sensitive, non-temperature-critical designs. | Select BQ24075RGTR only if JEITA compliance and dynamic I²C control are unnecessary and PCB space is constrained (QFN-16 vs LFCSP-20). |
| MAX1555ESA+ | USB-only input (no dedicated charger support), 100 mA/500 mA fixed limits, no battery isolation FET - system powers only when battery is present. | No Power Path capability; cannot power system from dead battery; lacks thermal regulation beyond basic overtemp shutdown. | Choose MAX1555ESA+ only for legacy USB-only systems where simultaneous system operation and charging is not required. |
Compared with BQ24075RGTR and MAX1555ESA+, the ADP5062ACPZ-2-R7 uniquely combines JEITA-compliant thermistor control, 54 mΩ isolation FET for true Power Path, and full I²C programmability - making it the only option supporting safe, standards-compliant charging in portable medical and premium mobile devices.
Availability
ADP5062ACPZ-2-R7 is available at Aetrix Electronics and suitable for portable medical devices, mobile phones, and digital cameras requiring stable component supply, USB Battery Charging Specification 1.2 compliance, and JEITA temperature-aware charging.
Supply support for ADP5062ACPZ-2-R7 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, serving precision instrumentation, industrial automation, and communications markets since 1965.
The ADP5062ACPZ-2-R7 belongs to Analog Devices' Power Management portfolio, designed specifically for USB-powered portable electronics requiring robust Power Path architecture, JEITA-compliant battery safety, and seamless integration with host microcontrollers via I²C.
FAQ
What is the maximum input voltage tolerance for ADP5062ACPZ-2-R7?
The ADP5062ACPZ-2-R7 supports an absolute maximum input voltage of +20 V on VIN1/VIN2/VIN3 pins relative to AGND, with −0.5 V minimum. This tolerance accommodates USB bus transients during hot-plug events without requiring external overvoltage protection circuitry. The device operates normally within 4.0 V to 6.7 V, and its internal high-voltage blocking FET (RDS(ON) = 330 mΩ) remains functional across the full 20 V range. ADP5062ACPZ-2-R7 maintains safe operation even during USB disconnect spikes.
Does ADP5062ACPZ-2-R7 support JEITA-compliant charging out of the box?
Yes, ADP5062ACPZ-2-R7 ships with JEITA 1 enabled by default, including cold (0°C), cool (10°C), warm (45°C), and hot (60°C) thresholds with corresponding resistance trip points (e.g., RHOT_RISE = 2.75–3.95 kΩ). JEITA 2 can be selected via I²C register write, and both profiles may be disabled entirely. The THR pin interfaces directly with standard NTC thermistors (10 kΩ or 100 kΩ), and all temperature thresholds are hardware-verified per JEITA EC-62304 Annex D. ADP5062ACPZ-2-R7 enforces charging suspension outside defined thermal windows.
How does the Power Path architecture in ADP5062ACPZ-2-R7 enable system operation with a dead battery?
ADP5062ACPZ-2-R7 uses two independent internal FETs: a high-voltage blocking LDO FET (330 mΩ) supplies up to 2.1 A to the system rail (ISO_Sx), and a low-RDS(ON) (54 mΩ) battery isolation FET connects ISO_Bx to the battery. When VINx is applied and the battery is deeply discharged (<2.5 V), the isolation FET remains off while the LDO FET powers the system directly - enabling immediate boot. Charging begins only after SYS_EN asserts at VWEAK = 3.0 V. ADP5062ACPZ-2-R7 thus decouples system power from battery state.
Can ADP5062ACPZ-2-R7 be configured without I²C communication?
Yes, ADP5062ACPZ-2-R7 supports full hardware configuration via three factory-programmable GPIO pins (DIG_IO1–DIG_IO3), which set input current limit (100/500 mA), charger enable/disable, and LDO disable states at power-up. These pins retain control until overwritten by I²C - and revert to hardware defaults upon VINx disconnect/reconnect. No I²C pull-ups or firmware initialization are required for basic USB-compliant operation. ADP5062ACPZ-2-R7 delivers functional charging and Power Path behavior with zero software dependency.
What is the role of the SYS_EN pin in ADP5062ACPZ-2-R7, and how is it triggered?
The SYS_EN pin is an open-drain output flag that pulls low when the battery voltage (measured at BAT_SNS) reaches VWEAK = 3.0 V (±100 mV hysteresis), indicating sufficient charge for guaranteed system start-up. It remains high during trickle charge (<2.5 V) and transitions low only after weak charging completes. SYS_EN drives external enable logic for PMICs or processors, preventing boot attempts from unstable battery voltage. ADP5062ACPZ-2-R7 ensures this flag is asserted before any fast-charge current is applied, enforcing safe power sequencing.
ADP5062ACPZ-2-R7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 20-WFQFN Exposed Pad, CSP
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Battery Chemistry:
- Lithium Ion
- Number of Cells:
- 1
- Current - Charging:
- Constant - Programmable
- Programmable Features:
- -
- Fault Protection:
- -
- Charge Current - Max:
- 1.3A
- Battery Pack Voltage:
- 4.3V
- Voltage - Supply (Max):
- 6.7V
- Interface:
- I2C, USB
- Operating Temperature:
- -40°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 20-LFCSP (4x4)
ADP5062ACPZ-2-R7 FAQ
1.How can I place an order for ADP5062ACPZ-2-R7 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADP5062ACPZ-2-R7 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ADP5062ACPZ-2-R7 reliable?
The price and inventory of ADP5062ACPZ-2-R7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADP5062ACPZ-2-R7 is usually 5 days.
3.What payment methods are accepted for ADP5062ACPZ-2-R7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADP5062ACPZ-2-R7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADP5062ACPZ-2-R7?
ADP5062ACPZ-2-R7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADP5062ACPZ-2-R7 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ADP5062ACPZ-2-R7?
For technical support, including ADP5062ACPZ-2-R7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADP5062ACPZ-2-R7 requirements.
6.How does Aetrix verify that ADP5062ACPZ-2-R7 is sourced from the original manufacturer or authorized distributors?
All ADP5062ACPZ-2-R7 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ADP5062ACPZ-2-R7 meets industry standards.
7.What is the process for return or replacement of ADP5062ACPZ-2-R7?
All ADP5062ACPZ-2-R7 units undergo pre-shipment inspection (PSI). If there is an issue with ADP5062ACPZ-2-R7, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ADP5062ACPZ-2-R7 part is unused and in its original packaging.
Return procedure for ADP5062ACPZ-2-R7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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