PMIC - Supervisors

Image Part Number Description / PDF Quantity Rfq
LTC2915CDDB-1#TRPBF

LTC2915CDDB-1#TRPBF

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8DFN

0

ADM693AARWZ

ADM693AARWZ

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 16SOIC

0

MAX6326UR28

MAX6326UR28

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-3

1380

MAX6316MUK47AY-T

MAX6316MUK47AY-T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-5

17500

MAX6825YUK+T

MAX6825YUK+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-5

12500

MAX6719UTSFD2+

MAX6719UTSFD2+

Analog Devices, Inc.

IC SUPERVISOR 3 CHANNEL SOT23-6

53739

LTC2935IDC-4#TRPBF

LTC2935IDC-4#TRPBF

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8DFN

0

MAX6720UTYDD3

MAX6720UTYDD3

Analog Devices, Inc.

IC SUPERVISOR 3 CHANNEL SOT23-6

2504

MAX6736XKZGD3

MAX6736XKZGD3

Analog Devices, Inc.

IC SUPERVISOR MPU

2100

MAX6830SDUT+

MAX6830SDUT+

Analog Devices, Inc.

IC SUPERVISOR 2 CHANNEL SOT23-6

2460

MAX6718UKWGD3+

MAX6718UKWGD3+

Analog Devices, Inc.

IC SUPERVISOR PWR SUP SUPPORT

1719

LTC2919HMS-2.5#TRPBF

LTC2919HMS-2.5#TRPBF

Analog Devices, Inc.

IC SUPERVISOR 3 CHANNEL 10MSOP

0

MAX6348XR33+T

MAX6348XR33+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-3

30000

MAX6746KA46

MAX6746KA46

Analog Devices, Inc.

IC SUPERVISOR UP RESET CIRCUIT

0

MAX690TEPA+

MAX690TEPA+

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8DIP

455

LTC2913HMS-2#PBF

LTC2913HMS-2#PBF

Analog Devices, Inc.

IC SUPERVISOR 2 CHANNEL 10MSOP

119

MAX814TCPA+

MAX814TCPA+

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8DIP

823

MAX6754UKTD3-T

MAX6754UKTD3-T

Analog Devices, Inc.

IC SUPERVISOR SGL VOLT WINDOW

5000

MAX6729KATGD3+

MAX6729KATGD3+

Analog Devices, Inc.

IC SUPERVISOR 3 CHANNEL SOT23-8

2311

MAX6719UTLTD1

MAX6719UTLTD1

Analog Devices, Inc.

IC SUPERVISOR UP SUP CIRCUIT

4296

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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