ZHCSNX8B December 2020 – September 2023 TPS6593-Q1
PRODUCTION DATA
| POS | PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|---|
| Electrical Characteristics | |||||||
| 27.1a | Icharge | Charging current | VBACKUP = 1 V, BB_ICHR = 0x0 | 100 | μA | ||
| 27.1b | VBACKUP = 1 V, BB_ICHR = 0x1 | 500 | |||||
| 27.2a | VEOC | End of charge voltage(1) | BB_VEOC = 0x0 | 2.4 | 2.5 | 2.6 | V |
| 27.2b | BB_VEOC = 0x1 | 2.7 | 2.8 | 2.9 | |||
| 27.2c | BB_VEOC = 0x2 | 2.9 | 3 | 3.1 | |||
| 27.2d | BB_VEOC = 0x3 | 3.2 | 3.3 | 3.4 | |||
| 27.3 | Iq_CHGR | Quiescent current of backup battery charger | End of charge, charger enabled, VCCA - VBACKUP > 200 mV. Measured from VCCA pin | 5 | 9 | μA | |
| 27.4a | Iq_CHGR_OFF | Off current of backup battery charger | VCCA - VBACKUP > 200 mV. Charger disabled. Device not in BACKUP state. Tj < 125°C | 10 | 100 | nA | |
| 27.4b | VCCA - VBACKUP > 200 mV. Charger disabled. Device not in BACKUP state. 125°C < Tj < 150°C | 250 | |||||
| 27.5 | CBKUP | Backup battery capacitance with additional capacitor | Additional capacitor added when backup battery ESR > 20 ? | 1 | 2.2 | 4 | μF |
| 27.6a | RBKUP_ESR | Backup battery series resistance | Without additional capacitor in parallel | 20 | Ω | ||
| 27.6b | With additional capacitor in parallel | 1000 | |||||