29
4929B–AUTO–01/07
ATA6264 [Preliminary]
Error Amplifier
8.32 Output current at pin COMEVZO
sinking to low COMEVZO ICOMEVZO 0.4 3 mA A
8.33 Output current at pin COMEVZO
driving to high COMEVZO ICOMEVZO –1000 –150 µA A
8.34 Input offset voltage –10 +10 mV D
8.35 DC open-loop gain 70 dB D
8.36 Unity-gain bandwidth 2 MHz D
8.37 Output voltage low on pin
COMEVZO ICOMEVZO = 100 µA COMEVZO VCOMEVZO 00.2VA
8.38 Output voltage high on pin
COMEVZO ICOMEVZO = –100 µA COMEVZO VCOMEVZO VINT –
0.3V VINT V A
GNDA/GNDB Disconnect
8.40 GNDA lost detection VGNDA – VGNDD GNDA VGNDA 0.2 0.4 V A
8.41 Delay for GNDA lost detection GNDA td 1 0 50 µs A
8.42 GNDB lost detection VGNDB – VGNDD GNDB VGNDB 0.2 0.4 V A
Table 9-1. Electrical Characteristics (Continued)–EVZ Step-up Regulator
No. Parameters Test Conditions Pin Symbol Min Typ. Max. Unit Type*
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter