UM604A
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
PARAMETER
SYMBOL
TEST CONDITIONS
Equivalent Input Noise Voltage
eN F=1kHz, VCC=30V, RS=100Ω
MIN TYP MAX UNIT
nV
50
Hz
Channel Separation
CS 1kHz<f<20kHz
120
dB
Note 1: The input common-mode voltage of either input signal voltage should not be allowed to go negative by more
than 0.3V, the upper end of the common-mode voltage range is Vcc+-1.5V. But either of both inputs can go
to +36V without damage.
VOLTAGE REFERENCE
PARAMETER
Cathode Current
SYMBOL
IK
RATING
1 ~ 100
UNIT
mA
PARAMETER
SYMBOL
TEST CONDITIONS
Reference Input
Voltage
UM604A-1
UM604A-2
VREF
±0.4%, TA=25C
TMIN≤TA≤ TMAX
±1%, TA=25C
TMIN≤TA≤ TMAX
Reference Input Voltage
Deviation Over Temperature
Range
△VREF VKA=VREF; IK=10mA, TMIN≤TA≤ TMAX
Ratio of Change in Reference
Input Voltage to Charge in
Cathode to Anode Voltage
VREF
VKA
IK=10mA, △VKA=36V ~ 3V
Reference Input Current
IREF
IK=10mA
TMIN≤TA≤ TMAX
Reference Input Current
Deviation over TºRange
Minimum Cathode Current for
Regulation
IMIN
VKA= VREF
Off-State Cathode current
Dynamic Impedance-note1)
IOFF
ZKA
Note: The dynamic impedance is defined as
VKA= VREF, △Ik=1 ~ 100mA, f<1kHz
VKA
ZKA =
.
VIK
MIN TYP MAX UNIT
2.49 2.5 2.51 V
2.48
2.52 V
2.475 2.5 2.525 V
2.45
2.55 V
7
30 mV
-2 -1.1
MV/V
1.5 2.5 μA
3
μA
0.8 1.2 μA
0.5 1 mA
180 500 nA
0.2 0.5 Ω
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R105-032.E