PMIC - Supervisors

Image Part Number Description / PDF Quantity Rfq
N84C161WD30TG

N84C161WD30TG

IC SUPERVISOR 1 CHANNEL 8SOIC

7651

TPS3125L30DBVRG4

TPS3125L30DBVRG4

Texas Instruments

IC SUPERVISOR 1 CHANNEL SOT23-5

0

TPS3895ADRYR

TPS3895ADRYR

Texas Instruments

IC SUPERVISOR 1 CHANNEL 6SON

140

NCP300HSN47T1

NCP300HSN47T1

IC SUPERVISOR 1 CHANNEL 5TSOP

9000

XC6121F730ER-G

XC6121F730ER-G

Torex Semiconductor Ltd.

IC SUPERVISOR 1 CHANNEL 6USPC

0

MAX6420UK46+T

MAX6420UK46+T

Maxim Integrated

IC SUPERVISOR 2 CHANNEL SOT23-5

27500

BD49E25G-MTR

BD49E25G-MTR

ROHM Semiconductor

IC SUPERVISOR 1 CHANNEL 5SSOP

3000

MAX706SCPA

MAX706SCPA

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8DIP

17000

MAX16012TT+T

MAX16012TT+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL 6TDFN

739

XC6124D427MR-G

XC6124D427MR-G

Torex Semiconductor Ltd.

IC SUPERVISOR 1 CHANNEL SOT25

0

MPQ6411GS-33-Z

MPQ6411GS-33-Z

MPS (Monolithic Power Systems)

IC SUPERVISOR 1 CHANNEL 8SOIC

0

S-80835CNMC-B8UT2U

S-80835CNMC-B8UT2U

ABLIC U.S.A. Inc.

IC SUPERVISOR 1 CHANNEL SOT23-5

90

ADM1069ACPZ-REEL

ADM1069ACPZ-REEL

Analog Devices, Inc.

IC SUPERVISOR 8 CHANNEL 40LFCSP

0

TPS2214DBR

TPS2214DBR

Texas Instruments

IC SUPERVISOR PWR SUP SUPPORT

2000

MAX6461XR16+T

MAX6461XR16+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-3

2500

X5323S8I-4.5A

X5323S8I-4.5A

Intersil (Renesas Electronics America)

IC SUPERVISOR 1 CHANNEL 8SOIC

1227

MAX6423US23

MAX6423US23

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT143-4

1768

MAX6359RVUT+T

MAX6359RVUT+T

Maxim Integrated

IC SUPERVISOR 2 CHANNEL SOT23-6

0

XC6122D616MR-G

XC6122D616MR-G

Torex Semiconductor Ltd.

IC SUPERVISOR 1 CHANNEL SOT25

0

BD53E27G-MTR

BD53E27G-MTR

ROHM Semiconductor

IC SUPERVISOR 1 CHANNEL 5SSOP

2975

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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