PMIC - Supervisors

Image Part Number Description / PDF Quantity Rfq
MAX691ACWE+T

MAX691ACWE+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL 16SOIC

1249

MAX6337US20D3+T

MAX6337US20D3+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SOT143-4

565

MAX6316LUK29CY+T

MAX6316LUK29CY+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SOT23-5

231060000

MAX708CSA+T

MAX708CSA+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL 8SOIC

0

MAX16132H10B/V+T

MAX16132H10B/V+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SOT23-8

0

MAX6753KA29+T

MAX6753KA29+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SOT23-8

2085

MAX6423US46+T

MAX6423US46+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SOT143-4

1000

MAX6707ASKA+T

MAX6707ASKA+T

Maxim Integrated

IC SUPERVISOR 2 CHANNEL SOT23-8

295320000

MAX1232CSA+T

MAX1232CSA+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL 8SOIC

1651

MAX6814XK+T

MAX6814XK+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SC70-5

11065000

MAX6805US46D3+T

MAX6805US46D3+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SOT143-4

42910000

MAX6897AAZT+T

MAX6897AAZT+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL TSOT23-6

695447500

MAX808NCSA+T

MAX808NCSA+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL 8SOIC

0

MAX6838XSD0+T

MAX6838XSD0+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SC70-4

0

MAX709SESA+T

MAX709SESA+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL 8SOIC

0

MAX795RESA+T

MAX795RESA+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL 8SOIC

0

DS1708EUA+

DS1708EUA+

Maxim Integrated

IC SUPERVISOR 1 CHANNEL 8UMAX

13150

MAX6424UK46+T

MAX6424UK46+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SOT23-5

1000

MAX6367LKA31+T

MAX6367LKA31+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SOT23-8

24815000

MAX16155ABAD+T

MAX16155ABAD+T

Maxim Integrated

IC SUPERVISOR 1 CHANNEL SOT23-6

15000

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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