PMIC - Supervisors

Image Part Number Description / PDF Quantity Rfq
MAX6826WUT

MAX6826WUT

Analog Devices, Inc.

IC SUPERVISOR 2 CHANNEL SOT23-6

2500

MAX6390XS22D4-T

MAX6390XS22D4-T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-4

5000

MAX6314US28D4-T

MAX6314US28D4-T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT143-4

2500

MAX6723UTYHD3+T

MAX6723UTYHD3+T

Analog Devices, Inc.

IC SUPERVISOR PWR SUP MGMT CIRC

5000

MAX6307UK35D3+

MAX6307UK35D3+

Analog Devices, Inc.

IC SUPERVISOR 2 CHANNEL SOT23-5

356

ADM823ZYKSZ-R7

ADM823ZYKSZ-R7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-5

3441

ADM691AR

ADM691AR

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 16SOIC

6833

DS1233AZ-15/TR/C17

DS1233AZ-15/TR/C17

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT223-3

4110

MAX6421US46+T

MAX6421US46+T

Analog Devices, Inc.

IC SUPERVISOR PWR SUP SUPPORT FI

28495

MAX6774TALD2+

MAX6774TALD2+

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8TDFN

5956

MAX6422US46+T

MAX6422US46+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-4

7500

ADM1816-20ART-RL7

ADM1816-20ART-RL7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-3

31689

ADM1060ARUCS0204R7

ADM1060ARUCS0204R7

Analog Devices, Inc.

IC SUPERVISOR 7 CHANNEL 28TSSOP

271

MAX791EUE

MAX791EUE

Analog Devices, Inc.

IC SUPERVISOR MAX791 MPU

0

MAX6379XR36+T

MAX6379XR36+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-3

2350

ADM1817-5ARTZ-RL7

ADM1817-5ARTZ-RL7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-3

29736

MAX6375UR23-T

MAX6375UR23-T

Analog Devices, Inc.

IC SUPERVISOR UL LO PWR VOLT DET

40250

ADM1818-5AKS-REEL7

ADM1818-5AKS-REEL7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-3

50954

MAX6824WUK+T

MAX6824WUK+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-5

50000

MAX6860UK16D3+

MAX6860UK16D3+

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-5

633

PMIC - Supervisors

1. Overview

Power Management IC Supervisors (PMIC-Supervisors) are semiconductor devices that monitor and control power systems in electronic equipment. They provide critical functions including voltage monitoring, current limiting, thermal protection, and system reset control. These ICs ensure reliable operation by preventing damage from power anomalies, making them essential in modern electronics such as smartphones, automotive systems, and industrial equipment.

2. Main Types & Functional Classification

TypeFunctional FeaturesApplication Example
Voltage MonitorsTrack supply voltages and trigger resets during under/over-voltage conditionsServer power supplies
Reset ControllersGenerate system resets during power instabilityEmbedded systems
SequencersManage power-up/down order for multiple railsFPGA power management
Watchdog TimersMonitor processor activity and trigger resets on software faultsIndustrial controllers
Thermal SupervisorsShutdown systems during overheating conditionsPower amplifiers

3. Structure & Composition

PMIC-Supervisors typically feature: - Voltage reference circuits - Analog comparators - Digital control logic - Temperature sensing elements - Multiple input/output channels - Standard packages (SOT23, TSSOP, QFN) Advanced devices integrate EEPROM for customizable thresholds and response times.

4. Key Technical Specifications

ParameterImportance
Voltage Monitoring RangeDetermines compatibility with different power rails
Threshold AccuracyAffects system reliability (typical 1-5%)
Response TimeSpeed of fault detection (10 s-10ms range)
Supply CurrentImpacts power efficiency
Operating TemperatureDefines environmental suitability
Package TypeEnables application-specific integration

5. Application Fields

  • Consumer Electronics: Smartphones, laptops
  • Automotive: ECU systems, battery management
  • Industrial: PLCs, motor drives
  • Telecom: Base stations, routers
  • Medical: Diagnostic equipment, patient monitors

6. Leading Manufacturers & Products

ManufacturerKey ProductFeatures
Texas InstrumentsTPS3808Low-power voltage supervisor with adjustable delay
STMicroelectronicsSTM6600High-accuracy multi-voltage monitor
InfineonTLE4268Automotive power supervisor with watchdog
Analog DevicesADM1186Dual-channel voltage sequencer
ON SemiconductorMC340643V to 5V supply monitor with reset output

7. Selection Guidelines

Key considerations: - Required monitoring channels - Voltage threshold accuracy needs - Environmental operating conditions - Communication interface requirements - Package size constraints - Automotive/industrial certification needs - Integration level (standalone vs. system manager)

8. Industry Trends

Current developments include: - Increased integration with PMICs - AI-powered predictive monitoring - Enhanced functional safety (ISO 26262 compliance) - Ultra-low power consumption (<1 A standby) - Advanced package technologies (WLCSP) - Digital configurability via I2C/SPI interfaces

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