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Home > Products > Integrated Circuits (ICs) > Power Management (PMIC) > Power Supply Controllers, Monitors

Analog Devices Inc. ADP1034ACPZ-1-R7

Name: ADP1034ACPZ-1-R7
Brand: Analog Devices Inc.
SKU: ADP1034ACPZ-1-R7
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: ADP1034ACPZ-1-R7

Manufacturer:: Analog Devices Inc.

Category:: Power Supply Controllers, Monitors

Package:: 41-VFQFN Exposed Pad, CSP

Datasheet:: ADP1034ACPZ-1-R7.pdf

Description:: ISOLATED UPMU + DIGITAL ISOLATIO

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Product details

Overview

ADP1034ACPZ-1-R7 from Analog Devices is a 3-channel isolated micropower management unit (PMU) integrating flyback, buck, and inverting dc-dc regulators plus seven digital isolators. It delivers resistor-programmable VOUT1 (6–28 V), factory-set VOUT2 (5.0 V), and adjustable VOUT3 (−24 to −2 V) with up to 86% efficiency at 2.61 W output power, supporting industrial process control systems requiring galvanic isolation and compact power architecture.

For engineers reviewing the ADP1034ACPZ-1-R7 datasheet, ADP1034ACPZ-1-R7 pinout, ADP1034ACPZ-1-R7 application, or ADP1034ACPZ-1-R7 equivalent, key selection criteria include its triple isolated output capability, programmable power control (PPC_IN) interface for dynamic VOUT1 adjustment, 41-lead LFCSP package with domain-separated grounding, and compliance with UL 1577 (2500 V rms), VDE 0884-10 (VIORM = 565 V peak), and CISPR11 Class B emissions.

Technical Context

The ADP1034ACPZ-1-R7 implements three independent isolated regulator topologies: a primary-side-controlled flyback (250 kHz default, adjustable via SYNC), a synchronous buck (125 kHz), and an inverting buck-boost (125 kHz), each with internal compensation, soft-start, and overvoltage/overcurrent protection. Its iCoupler® digital isolators include four high-speed SPI channels (16.6 MHz, <125 ns latency) and three general-purpose 100 kbps GPIO isolators, all sharing domain-specific power domains (field, master, slave).

Power sequencing is managed through precision enable (VEN_RISING = 1.135 V), slew-rate configurable SWP driver (SLEW pin), and programmable power control via 1-wire serial interface (tPPC_TOTAL_RES = 1 ms). Input voltage range spans 4.5 V to 60 V, with thermal shutdown at 150°C and operation rated from −40°C to +125°C junction temperature.

Key Specifications

Parameter	Value and Actual Design Meaning
Input Voltage Range	4.5 V to 60 V - supports wide industrial input rails including 24 V DC and 48 V telecom systems without external pre-regulation.
VOUT1 Range	6 V to 28 V - resistor-programmable positive isolated output for field-side sensor excitation or actuator drivers.
VOUT2 Output	5.0 V ±1.5% - factory-programmed, high-accuracy buck output for microcontroller or logic supply on slave domain.
VOUT3 Range	−24 V to −2 V - adjustable negative isolated rail for analog front-end biasing or op-amp dual supplies.
Isolation Rating	2500 V rms (1 min), VIORM = 565 V peak - meets basic insulation requirements per IEC 61010-1 and DIN V VDE 0884-10 for industrial safety.
Efficiency	86% typical at 2.61 W - enables thermally constrained designs with low power dissipation (427 mW max) in 9 mm × 7 mm LFCSP.
Digital Isolators	4× SPI (16.6 MHz), 3× GPIO (100 kbps) - provides full bidirectional signal isolation between field, master, and slave domains with 100 kV/µs CMTI.

Pinout & Package

ADP1034ACPZ-1-R7 uses a 41-lead, 9 mm × 7 mm lead frame chip scale package (LFCSP) with exposed pads for PGNDP, MGND, and SGNDx domains. Pin layout enforces strict isolation barrier separation across field power, master, and slave domains, with dedicated ground pins (PGNDP, MGND, SGND1, SGND2) and no shared return paths.

Pin/Terminal	Circuit Role	Design Meaning
VINP	Field power input	Primary-side supply input (4.5–60 V); requires ≥3.3 µF bulk capacitance to PGNDP.
SWP	Field power switch node	Connects to primary winding of 1:1 transformer; drives flyback power FET (RON = 3 Ω).
EN	Field power enable	Precision enable input (1.135 V threshold) with 100 mV hysteresis for reliable startup/shutdown control.
VOUT1	Slave power output	Isolated positive output (6–28 V); feeds buck/inverting regulators and serves as VOUT1 feedback reference (FB1).
VOUT2	Slave power output	Fixed 5.0 V buck output; accuracy ±1.5% at 10 mA load ensures stable logic supply for isolated peripherals.
VOUT3	Slave power output	Negative isolated output (−24 to −2 V); referenced to SGND2 with FB3 feedback pin for regulation.
PPC_IN	Slave control input	Single-wire 1-wire interface for real-time VOUT1 adjustment (54–255 code range, 1 ms response).
MCK/SCK/MO/SI/MI/SO/MSS/SSS	Master/slave SPI signals	Four fully isolated SPI channels with <125 ns propagation delay and 100 kV/µs CMTI for robust communication.
SGPI1/MGPO1/SGPI3/MGPO3/SGPO2/MGPI2	GPIO isolator pairs	Three bidirectional 100 kbps isolated GPIO channels with 14 µs propagation delay for status/control signaling.

Key Features

Feature	Design Value
Triple isolated power rails	Simultaneous generation of programmable positive (VOUT1), fixed 5 V (VOUT2), and adjustable negative (VOUT3) outputs eliminates need for external isolated DC-DC converters.
Programmable Power Control (PPC)	1-wire serial interface (PPC_IN) enables dynamic VOUT1 reconfiguration during system operation without hardware changes or firmware updates.
iCoupler® digital isolation	Seven integrated isolators-four high-speed SPI and three general-purpose-reduce BOM count and PCB area versus discrete opto/isolator solutions.
Transformer simplification	1:1 turns ratio requirement lowers transformer design complexity and cost while maintaining >83% efficiency across 4.5–60 V input range.
Safety-certified isolation	UL 1577 (2500 V rms), VDE 0884-10 (VIORM = 565 V peak), and CSA Component Acceptance Notice 5A support certified industrial equipment design.

Applications

Industrial Process Controllers	PLC Analog I/O Modules
Use Scenario: Isolated analog input conditioning in distributed control systems where field sensors operate at different ground potentials. IC Role / Device Role / Timing Role: ADP1034ACPZ-1-R7 provides isolated ±15 V and 5 V rails for op-amps and ADCs while isolating SPI communication between field-side acquisition and backplane controller. Use Value: Eliminates external isolated power supplies and digital isolators, reducing solution size by >40% and enabling 9 mm × 7 mm module integration.	Use Scenario: Digital output driving of 24 V solenoids and relays with current limiting and reverse polarity protection. IC Role / Device Role / Timing Role: ADP1034ACPZ-1-R7 delivers isolated 24 V (VOUT1) for load switching and −24 V (VOUT3) for gate biasing of high-side drivers, with PPC_IN enabling adaptive voltage scaling based on load current. Use Value: Supports dynamic power optimization across varying load profiles while maintaining galvanic isolation required for SIL-2 functional safety compliance.
Test & Measurement Front Ends	Motor Drive Feedback Interfaces
Use Scenario: High-precision data acquisition with isolated sensor excitation and signal chain power. IC Role / Device Role / Timing Role: ADP1034ACPZ-1-R7 generates low-noise ±12 V for instrumentation amplifiers and 5 V for SAR ADCs, with SPI isolators preserving timing integrity for synchronized sampling. Use Value: Achieves <125 ns SPI latency and 100 kV/µs CMTI, preventing measurement corruption from fast-switching motor noise.	Use Scenario: Isolated position encoder and current sense feedback in servo drives operating from 48 V bus. IC Role / Device Role / Timing Role: ADP1034ACPZ-1-R7 supplies isolated 5 V (VOUT2) to resolver-to-digital converters and −12 V (VOUT3) to isolated current shunt amplifiers, with GPIO isolators conveying fault signals. Use Value: Enables single-chip isolation of both power and signals for compact, EMC-robust feedback interfaces meeting IEC 61800-3 Class A requirements.

Industrial Process Controllers

PLC Analog I/O Modules

Use Scenario: Isolated analog input conditioning in distributed control systems where field sensors operate at different ground potentials.

IC Role / Device Role / Timing Role: ADP1034ACPZ-1-R7 provides isolated ±15 V and 5 V rails for op-amps and ADCs while isolating SPI communication between field-side acquisition and backplane controller.

Use Value: Eliminates external isolated power supplies and digital isolators, reducing solution size by >40% and enabling 9 mm × 7 mm module integration.

Use Scenario: Digital output driving of 24 V solenoids and relays with current limiting and reverse polarity protection.

IC Role / Device Role / Timing Role: ADP1034ACPZ-1-R7 delivers isolated 24 V (VOUT1) for load switching and −24 V (VOUT3) for gate biasing of high-side drivers, with PPC_IN enabling adaptive voltage scaling based on load current.

Use Value: Supports dynamic power optimization across varying load profiles while maintaining galvanic isolation required for SIL-2 functional safety compliance.

Test & Measurement Front Ends

Motor Drive Feedback Interfaces

Use Scenario: High-precision data acquisition with isolated sensor excitation and signal chain power.

IC Role / Device Role / Timing Role: ADP1034ACPZ-1-R7 generates low-noise ±12 V for instrumentation amplifiers and 5 V for SAR ADCs, with SPI isolators preserving timing integrity for synchronized sampling.

Use Value: Achieves <125 ns SPI latency and 100 kV/µs CMTI, preventing measurement corruption from fast-switching motor noise.

Use Scenario: Isolated position encoder and current sense feedback in servo drives operating from 48 V bus.

IC Role / Device Role / Timing Role: ADP1034ACPZ-1-R7 supplies isolated 5 V (VOUT2) to resolver-to-digital converters and −12 V (VOUT3) to isolated current shunt amplifiers, with GPIO isolators conveying fault signals.

Use Value: Enables single-chip isolation of both power and signals for compact, EMC-robust feedback interfaces meeting IEC 61800-3 Class A requirements.

Equivalent & Alternatives

The following parts are listed as comparable options for similar isolated PMU applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
ADP1032ACPZ-1-R7	Two isolated outputs (VOUT1, VOUT3) only; no buck regulator (VOUT2); six isolators (3 SPI + 3 GPIO).	Lacks dedicated 5 V logic rail - requires external LDO for MCU supply; suitable for simpler analog-sensor-only nodes.	Select when system does not require isolated 5 V logic supply and board space allows external regulation.
ISO1211DWR	Standalone reinforced digital isolator (1 channel, 100 Mbps); no power conversion capability.	Cannot replace ADP1034ACPZ-1-R7's integrated power + isolation function; must be paired with external isolated DC-DC modules.	Choose only for signal-only isolation upgrades where power architecture is already fixed and validated.

Compared with ADP1032ACPZ-1-R7 and ISO1211DWR, ADP1034ACPZ-1-R7 uniquely integrates three isolated power rails with seven digital isolators in one package, eliminating interconnect parasitics and reducing total isolation solution footprint by >65% versus discrete approaches.

Availability

ADP1034ACPZ-1-R7 is available at Aetrix Electronics and suitable for industrial automation, process control instrumentation, and isolated data acquisition systems requiring stable component supply, long-term lifecycle support, and certified safety isolation.

Supply support for ADP1034ACPZ-1-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, Inc. is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, serving industrial, automotive, communications, and healthcare markets with precision technology.

The ADP1034ACPZ-1-R7 belongs to Analog Devices' isolated power management unit product line, designed specifically for space-constrained industrial systems needing integrated isolated power and signal isolation without compromising safety certification or thermal performance.

FAQ

What is the maximum continuous working voltage supported by ADP1034ACPZ-1-R7?

ADP1034ACPZ-1-R7 supports a maximum continuous working voltage of 300 V rms (60 Hz AC) or 424 V peak (DC), compliant with IEC 61010-1 basic insulation requirements at Pollution Degree 2 and Material Group II. This rating is validated per DIN V VDE 0884-10 with VIORM = 565 V peak and 2500 V rms withstand for 1 minute.

How does the Programmable Power Control (PPC_IN) interface adjust VOUT1 on ADP1034ACPZ-1-R7?

The PPC_IN pin on ADP1034ACPZ-1-R7 accepts a 1-wire serial command that maps to a 54–255 code range, directly controlling VOUT1 output from 6 V to 28 V. The total response time-including transaction and settling-is 1 ms (tPPC_TOTAL_RES), enabling real-time adaptation to changing load conditions without external DACs or microcontroller intervention.

Can ADP1034ACPZ-1-R7 generate negative output voltages, and what is the range?

Yes, ADP1034ACPZ-1-R7 includes an inverting buck-boost regulator that delivers VOUT3 from −24 V to −2 V, referenced to SGND2. Regulation is achieved via FB3 feedback pin with 0.8 V reference and ±1.5% accuracy, supporting dual-rail analog circuitry such as op-amps and precision ADC drivers in isolated signal chains.

What isolation certifications apply to ADP1034ACPZ-1-R7?

ADP1034ACPZ-1-R7 carries pending UL 1577 recognition (2500 V rms, 1 minute), CSA Component Acceptance Notice 5A, and VDE certification per DIN V VDE 0884-10:2006-12. It achieves VIORM = 565 V peak and meets CISPR11 Class B radiated emission limits, making it suitable for certified industrial equipment without additional shielding.

What is the thermal performance of ADP1034ACPZ-1-R7 in its LFCSP package?

ADP1034ACPZ-1-R7 in the 41-lead 9 mm × 7 mm LFCSP exhibits θJA = 50.4°C/W (natural convection, sealed enclosure) and ψJT = 25°C/W. Thermal shutdown activates at 150°C with 15°C hysteresis, and derating begins above 25°C ambient to maintain ≤125°C junction temperature under full 2.61 W load.

ADP1034ACPZ-1-R7 Specifications

Product attributes: Attribute value

Manufacturer:: Analog Devices Inc.

Series:: -

Package/Case:: 41-VFQFN Exposed Pad, CSP

Packaging:: Tape & Reel (TR)

Product Status:: Active

Programmable:: Not Verified

Applications:: General Purpose

Voltage - Input:: 4.5V ~ 60V

Voltage - Supply:: 1.8V ~ 5.5V

Current - Supply:: 9.2 mA

Operating Temperature:: -40°C ~ 125°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: 41-LFCSP (9x7)

ADP1034ACPZ-1-R7 FAQ

1.How can I place an order for ADP1034ACPZ-1-R7 through Aetrix?

Please submit a Request for Quotation (RFQ) for ADP1034ACPZ-1-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 ADP1034ACPZ-1-R7 reliable?

The price and inventory of ADP1034ACPZ-1-R7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADP1034ACPZ-1-R7 is usually 5 days.

3.What payment methods are accepted for ADP1034ACPZ-1-R7?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADP1034ACPZ-1-R7 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for ADP1034ACPZ-1-R7?

ADP1034ACPZ-1-R7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your ADP1034ACPZ-1-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 ADP1034ACPZ-1-R7?

For technical support, including ADP1034ACPZ-1-R7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADP1034ACPZ-1-R7 requirements.

6.How does Aetrix verify that ADP1034ACPZ-1-R7 is sourced from the original manufacturer or authorized distributors?

All ADP1034ACPZ-1-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 ADP1034ACPZ-1-R7 meets industry standards.

7.What is the process for return or replacement of ADP1034ACPZ-1-R7?

All ADP1034ACPZ-1-R7 units undergo pre-shipment inspection (PSI). If there is an issue with ADP1034ACPZ-1-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 ADP1034ACPZ-1-R7 part is unused and in its original packaging.

Return procedure for ADP1034ACPZ-1-R7:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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