QUAD OP AMP AND VOLTAGE REFERENCE AP4303
Data Sheet
6
Apr. 2005 Rev. 1. 1 BCD Semiconductor Manufacturing Limited
Operating Conditions: VCC = +5V, TA= 25oC unless otherwise specified.
Electrical Characteristics
Parameter Conditions Min Typ Max Unit
Total Supply Current, Excluding
Current in Voltage Reference VCC = 5V, no load, -40oC ≤TA ≤85oC1.0 1.6 mA
VCC = 18V, no load, -40oC ≤TA ≤85oC 1.2 2.4
Voltage Reference Section
Reference Voltage for AZ4303C IKA= 10mA
TA = 25oC
0.5% tolerance 1.244 1.250 1.256 V
1% tolerance 1.237 1.263
Reference Voltage for AZ4303D IKA = 10mA
TA = 25oC
0.5% tolerance 1.234 1.240 1.246 V
1% tolerance 1.227 1.252
Reference Voltage Deviation over
Full Temperature Range IKA = 10mA, TA = -40 to 85oC517mV
Minimum Cathode Current
for Regulation - 0.1 0.2 mA
Ratio of Change in VREF to that of
Cathode Voltage IKA = 10mA VREF ~ 10V 1.0 2.7 mV/V
10V ~ 18V 0.5 2.0
Reference Current IKA = 10mA, R1 = 10K, R2 = ∞0.7 4 µA
The Deviation of Reference Current
over Temperature VKA = VREF, IKA = 10mA,
TA = -40oC to 85oC
0.4 1.2 µA
Off-State Cathode Current VREF = 0, VKA = 18V 0.05 1.0 µA
Dynamic Impedance IKA = 1.0 to 80mA, f<1kHz 0.2 0.5 Ω
Op Amp Section (per OPA)
(VCC = 5V, VO = 1.4V, TA = 25oC, Unless otherwise noted)
Input Offset Voltage TA = 25oC0.5 3mV
TA = -40 to 85oC5
Input Offset Voltage Temperature
Drift TA = -40 to 85oC 7µV/ oC
Input Offset Current TA = 25oC230 nA
Input Bias Current TA = 25oC 20 150 nA