BD49L54G
5.4V, CMOS Output Type, High Accuracy Voltage Detector

ROHM’s BD48xxx and BD49xxx series are highly accurate, low-current Voltage Detector IC series. The family includes BD48xxx devices with N-channel open drain output and BD49xxx devices with CMOS output.
The devices are available for specific detection voltages ranging from 2.3V to 6.0V in increments of 0.1V.

Data Sheet Buy Sample
* This is a standard-grade product.
For Automotive usage, please contact Sales.
Data Sheet Buy Sample

Product Detail

 
Part Number | BD49L54G-TL
Status | Active
Package | SSOP3 (GND 3pin)
Unit Quantity | 3000
Minimum Package Quantity | 3000
Packing Type | Taping
RoHS | Yes

Specifications:

Under Voltage Detection Voltage [V] (typ.)

5.4

VDET Precision [%]

±1

Reset Active Voltage Range [V]

0.95 to 10

Output Types

CMOS

Reset Delay Timer

No

Reset Active State

Low

Manual Reset

No

Watchdog Timer

No

Auto Motive

No

Circuit Current (ON) [µA]

0.60(Vs=4.8V)

Circuit Current (OFF) [µA]

0.85(Vs=4.8V)

Hysteresis Voltage [V]

Vs x 0.05

L Output Current (LowVol) [mA]

0.4

L Output Current (HighVol) [mA]

2

Comment

3pin GND (PIN rotated)

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

105

Package Size

2.9x2.8 (t=1.45)

Features:

・ High accuracy detection
・ Ultra-low current consumption
・ Two output types (Nch open drain and CMOS output)
・ Wide Operating temperature range
・ Very small and low height package
・ Package SSOP5 is similar to SOT-23-5 (JEDEC)
・ Package SSOP3 is similar to SOT-23-3 (JEDEC)

Design Resources

 

Documents

White Paper

  • ISO 26262: Functional Safety Standard for Modern Road Vehicles

Technical Articles

Schematic Design & Verification

  • Importance of Probe Calibration When Measuring Power: Deskew
  • Impedance Characteristics of Bypass Capacitor

Thermal Design

  • What Is Thermal Design
  • Basics of Thermal Resistance and Heat Dissipation
  • Method for Calculating Junction Temperature from Transient Thermal Resistance Data
  • Thermal Resistance

Tools

Models

  • BD49L54G PSPICE Model

2D/3D/CAD

  • SSOP3 Footprint / Symbol

Packaging & Quality

Package Information

  • Package Information
  • Anti-Whisker formation

Manufacturing Data

  • Factory Information

Environmental Data

  • UL94 Flame Classifications of Mold Compound
  • Compliance with the ELV directive
  • REACH SVHC Non-use Declaration
  • RoHS Comission Delegated Directive

Export Information

  • The Export Control Order
  • Export Administration Regulations(EAR)