PMIC - Supervisors

Image Part Number Description / PDF Quantity Rfq
MAX818LEPA

MAX818LEPA

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8DIP

0

ADM823YYKS-R7

ADM823YYKS-R7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-5

20874

LTC1727IS8-5#TRPBF

LTC1727IS8-5#TRPBF

Analog Devices, Inc.

IC SUPERVISOR 3 CHANNEL 8SOIC

0

MAX6841DUKD0+T

MAX6841DUKD0+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-5

2500

MAX6715UTWGD3+

MAX6715UTWGD3+

Analog Devices, Inc.

IC SUPERVISOR 2 CHANNEL SOT23-6

2350

ADM810ZARTZ-REEL7

ADM810ZARTZ-REEL7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-3

55277

LTC2917HDDB-B1#TRPBF

LTC2917HDDB-B1#TRPBF

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 10DFN

0

MXD1812UR41

MXD1812UR41

Analog Devices, Inc.

IC SUPERVISOR MICROPROCES RESET

1293

MAX807NEUE

MAX807NEUE

Analog Devices, Inc.

IC SUPERVISOR MPU

826

MAX6381XR29D2

MAX6381XR29D2

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-3

0

MAX6306UK25D3-T

MAX6306UK25D3-T

Analog Devices, Inc.

IC SUPERVISOR 2 CHANNEL SOT23-5

2500

MAX6353TZUK+

MAX6353TZUK+

Analog Devices, Inc.

IC SUPERVISOR 2 CHANNEL SOT23-5

998

LTC2911CDDB-2#TRPBF

LTC2911CDDB-2#TRPBF

Analog Devices, Inc.

IC SUPERVISOR 3 CHANNEL 8DFN

0

MXD1817UR29+T

MXD1817UR29+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-3

17500

MAX805LCSA

MAX805LCSA

Analog Devices, Inc.

IC SUPERVISOR MAX805 MPU

171

MAX690ACSA

MAX690ACSA

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8SOIC

0

ADM824SYRJZ-REEL7

ADM824SYRJZ-REEL7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-5

22508

MAX6455UT46S

MAX6455UT46S

Analog Devices, Inc.

IC SUPERVISOR 2 CHANNEL SOT23-6

2181

ADM6348-42ARTZ-R7

ADM6348-42ARTZ-R7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-3

56405

ADM823ZYKS-R7

ADM823ZYKS-R7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-5

20910

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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