PMIC - Supervisors

Image Part Number Description / PDF Quantity Rfq
LTC2914CDHC-2#PBF

LTC2914CDHC-2#PBF

Analog Devices, Inc.

QUAD UV/OV POSITIVE/NEGATIVE VOL

146

DS1232LPSN

DS1232LPSN

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 16SOIC

697

ADM809ZARTZ-REEL7

ADM809ZARTZ-REEL7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-3

1528

DS1810-5+TR

DS1810-5+TR

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL TO92-3

2000

ADM8612N110ACBZ-R7

ADM8612N110ACBZ-R7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 6WLCSP

50

MAX6773BTALD3+

MAX6773BTALD3+

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8TDFN

2882

ADM8616LCYAKSZ-RL7

ADM8616LCYAKSZ-RL7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-4

13921

MAX6336US22D3

MAX6336US22D3

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT143-4

432

MAX6423US22-T

MAX6423US22-T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT143-4

20000

MAX6327UR28+

MAX6327UR28+

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT23-3

0

LTC699IN8#PBF

LTC699IN8#PBF

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8DIP

0

MAX820MEPE+

MAX820MEPE+

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 16DIP

647

MAX6718UKTGD3

MAX6718UKTGD3

Analog Devices, Inc.

IC SUPERVISOR 2 CHANNEL SOT23-5

1606

MAX6385XS31D1+T

MAX6385XS31D1+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-4

25000

ADM809TAKS-REEL7

ADM809TAKS-REEL7

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SC70-3

39886

MAX6770TALD3+

MAX6770TALD3+

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL 8TDFN

1059

MAX6315US25D1+T

MAX6315US25D1+T

Analog Devices, Inc.

IC SUPERVISOR 1 CHANNEL SOT143-4

2250

MAX803LEXR-T

MAX803LEXR-T

Analog Devices, Inc.

IC SUPERVISOR MAX803 3PIN MPU

77500

MAX6740XKSHD3+

MAX6740XKSHD3+

Analog Devices, Inc.

IC SUPERVISOR MPU

1386

ADM1062ACP

ADM1062ACP

Analog Devices, Inc.

IC SUPERVISOR 10 CHANNEL 40LFCSP

404

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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