TPS3619-50DGK The Texas Instruments TPS3619-50DGK is a battery backup supervisor IC designed for RAM retention. It operates with a 4.55V threshold and features an active-low push-pull reset output.
Mfr Part #:

TPS3619-50DGK

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS3619-50DGK is a battery backup supervisor IC designed for RAM retention. It operates with a 4.55V threshold and features an active-low push-pull reset output.
✓ Total Stock: 3,252 pcs
$ Price Range: $1.61

TPS3619-50DGK Available from 1 distributor

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3,252 pcs
3252 pcs On Request 1 On Request On Request 13+ On Request On Request

TPS3619-50DGK Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Mounting Type
Number of Voltages Monitored
Operating Temperature
Output
Reset
Reset Timeout
Supplier Device Package
Temperature Range
Type
Voltage

TPS3619-50DGK Description

Short technical summary and product information.

The Texas Instruments TPS3619-50DGK is a single-channel battery backup supervisor circuit designed to monitor and control processor activity, ensuring data retention for CMOS RAM. It features a threshold voltage of 4.55V and an active-low, push-pull reset output.

 

This supervisor IC provides essential functions such as battery backup switchover, manual reset capability, and power-fail/low-battery monitoring. It operates within a temperature range of -40°C to 85°C and is available in an 8-VSSOP package.

 

Key electrical characteristics include a typical supply current of 0.04mA and a battery-supply current of 100nA (max). The reset timeout is a minimum of 60ms. The TPS3619-50DGK is pin-for-pin compatible with Maxim Integrated's MAX819, MAX703, and MAX704.

 

Applications for this component include fax machines, set-top boxes, advanced voice mail systems, portable battery-powered equipment, computer equipment, advanced modems, automotive systems, portable long-time monitoring equipment, and point-of-sale equipment.

TPS3619-50DGK Quick Information

Product Type: Battery Backup Supervisor
Series: TPS3619
Canonical Name: Texas Instruments TPS3619-50DGK Battery Backup Supervisor
Subcategory: Supervisors

TPS3619-50DGK Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TPS3619-50DGK Estimated Pricing

Qty Low High
1+ $1.61 $1.61

Estimated market price range - modelled values for guidance only, not live distributor offers.

TPS3619-50DGK Features

  • Monitors a single voltage supply.
  • Features a 4.55V threshold voltage.
  • Provides active-low push-pull reset output.
  • Operates in an 8-VSSOP package.
  • Suitable for RAM data retention.

TPS3619-50DGK Applications

  • Used in fax machines and set-top boxes.
  • Supports advanced voice mail systems.
  • Ideal for portable battery-powered devices.
  • Applicable in automotive systems.
  • Suitable for point-of-sale equipment.

TPS3619-50DGK FAQs

7 frequently asked questions generated from this part’s specifications.
What is the threshold voltage of the TPS3619-50DGK?

The threshold voltage is 4.55V typical.

What is the reset delay time?

The reset delay time is fixed at 100ms.

What is the supply current of the TPS3619-50DGK?

The typical supply current is 40µA, with a maximum of 40µA.

What is the operating temperature range?

The operating temperature range is -40°C to +85°C.

What package is the TPS3619-50DGK available in?

It is available in an 8-VSSOP package, also compatible with 8-MSOP.

What type of output does the supervisor provide?

It provides an active-low, push-pull reset output.

Is the TPS3619-50DGK pin-compatible with other devices?

Yes, it is pin-for-pin compatible with MAX819, MAX703, and MAX704.

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