MAX14693ATP+ by Analog Devices

High-Accuracy, Adjustable Power Limiter


The MAX14691–MAX14693 adjustable overvoltage, undervoltage, and overcurrent protection devices guard systems against overcurrent faults in addition to positive overvoltage and reverse-voltage faults. When used with an optional external pMOSFET, the devices also protect downstream circuitry from voltage faults up to +58V, -60V (for -60V external pFET rating). The devices feature a low, 31mΩ, on-resistance integrated FET. During startup, the devices are designed to charge large capacitances on the output in a continuous mode for applications where large reservoir capacitors are used on the inputs to downstream devices. Additionally, the devices feature a dual-stage, current-limit mode in which the current is continuously limited to 1x, 1.5x, and 2x the programmed limit, respectively, for a short time after startup. This enables faster charging of large loads during startup. The MAX14691–MAX14693 also feature reverse-current and overtemperature protection. The devices are available in a 20-pin (5mm x 5mm) TQFN package and operate over the -40°C to 125°C temperature range.

Where to Buy

Prices starting from US$4.13

Distributor Stock
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Farnell
from US$4.13
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Newark Electronics
from US$4.96
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Logo for element14
element14
from US$4.27
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Features

Robust, High-Power Protection Reduces System Downtime Wide Operating Input Range: +5.5V to +58V -60V Negative Input Tolerance (for -60V External pFET Rating) Low 31mΩ (typ) RON Reverse Current-Blocking Protection with External pFET
Wide Operating Input Range: +5.5V to +58V
-60V Negative Input Tolerance (for -60V External pFET Rating)
Low 31mΩ (typ) RON
Reverse Current-Blocking Protection with External pFET
Enables Fast Startup and Brownout Recovery Thermal Foldback Current-Limit Protection Dual-Stage Current Limiting 1.0x Startup Current (MAX14691) 1.5x Startup Current (MAX14692) 2.0x Startup Current (MAX14693)
Thermal Foldback Current-Limit Protection
Dual-Stage Current Limiting 1.0x Startup Current (MAX14691) 1.5x Startup Current (MAX14692) 2.0x Startup Current (MAX14693)
1.0x Startup Current (MAX14691)
1.5x Startup Current (MAX14692)
2.0x Startup Current (MAX14693)
Flexible Design Enables Reuse and Less Requalification Adjustable OVLO and UVLO Thresholds Programmable Forward Current Limit From 0.6A to 6A with ±15% Accuracy Over Full Temperature Range Normal and High-Voltage Enable Inputs (EN and Active-Low HVEN) Protected External pFET Gate Drive
Adjustable OVLO and UVLO Thresholds
Programmable Forward Current Limit From 0.6A to 6A with ±15% Accuracy Over Full Temperature Range
Normal and High-Voltage Enable Inputs (EN and Active-Low HVEN)
Protected External pFET Gate Drive
Saves Board Space and Reduces External BOM Count 20-Pin 5mm x 5mm TQFN Package Integrated nFET
20-Pin 5mm x 5mm TQFN Package
Integrated nFET

Specifications

VIN (V) (min) 5.5
VIN (V) (max) 58
Current Limit (A) (min) 0.6
Current Limit (A) (max) 6
# Channels 1
Internal Pwr. MOSFETs NMOS
RON (mΩ) (typ) 31
Current Limit Accuracy (%) 10
Fault Response Latchoff
Reverse Current Protect. Yes
Fault Indicator Yes
Oper. Temp. (°C) -40 to +125
Package/Pins TQFN-CU/20
BudgetaryPrice (See Notes) 3.41


MAX14693ATP+ Power Management ICs - PMIC by Analog Devices

POWER LIMITER ADJUSTABLE 6A TQFN-20

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

IC Function Overcurrent Overvoltage Power Limiter & Undervoltage Protection Devices
Supply Voltage Min 5.5V
Supply Voltage Max 58V
IC Package Type TQFN
No. of Pins 20Pins
Operating Temperature Min -40°C
Operating Temperature Max 125°C
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

Power Limiter, Adjustable, 6A, Tqfn-20 | Newark Electronics
POWER LIMITER, ADJUSTABLE, 6A, TQFN-20 | element14

Frequently Asked Questions

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Is the MAX14693ATP+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX14693ATP+ have stock available?

Authorised distributors including Newark Electronics, element14 and Farnell have stock available or on a lead time for MAX14693ATP+ .

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