TPS3619-50-EP

TPS3619-33-EP, TPS3619-50-EP TPS3620-33-EP, TPS3620-50-EP www.ti.com SGLS350C – JULY 2006 – REVISED SEPTEMBER 2010 BACKUP-BATTERY SUPERVISORS FOR RAM RETENTION Check for Samples: TPS3619-33-EP, TPS3619-50-EP, TPS3620-33-EP, TPS3620-50-EP FEATURES 1 Supply Current of 40 mA (Max) Battery-Supply Current of 100 nA (Max) Precision Supply-Voltage Monitor 3.3 V, 5 V, and Other Options on Request Backup-Battery Voltage Can Exceed VDD Power-On Reset Generator with Fixed 100-ms Reset Delay Time Voltage Monitor for Power-Fail or Low-Battery Monitoring Battery Freshness Seal (TPS3619) Pin-to-Pin Compatible With MAX819, MAX703, and MAX704 8-Pin Mini Small-Outline Package (MSOP) Package SUPPORTS DEFENSE, AEROSPACE, AND MEDICAL APPLICATIONS Controlled Baseline One Assembly/Test Site One Fabrication Site Available in Military (–55°C/125°C) Temperature Range(1) Extended Product Life Cycle Extended Product-Change Notification Product Traceability (1) Additional temperature ranges available - contact factory DGK PACKAGE (TOP VIEW) APPLICATIONS Fax Machines Set-Top Boxes Advanced Voice-Mail Systems Portable Battery-Powered Equipment Computer Equipment Advanced Modems Automotive Systems Portable Long-Time Monitoring Equipment Point-of-Sale Equipment DESCRIPTION The TPS3619 and TPS3620 families of supervisory circuits monitor and control processor activity by providing backup-battery switchover for data retention of CMOS RAM. During power on, R...