PRODUCT DATABOOK 1996/1997
1.2V & 2.5V MICROPOWER VOLTAGE REFERENCES
PR O D U C T I O N D ATA S H E E T
LX1004
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, these specifications apply to TA = 25ºC for LX1004C. Typ. number represents TA = 25ºC value.
LX1004 - 1.2
Parameter
Symbol
Test Conditions
LX1004 - 1.2
Units
Min. Typ. Max.
Reverse Breakdown Voltage
Average Temperature Coefficient
Minimum Operating Current
Reverse Breakdown Voltage Change
with Current
Reverse Dynamic Impedance
Wide Band Noise (RMS)
Long Term Stability
VZ
∆VZ
∆Temp
IMIN
∆VZ
∆IR
rz
en
∆VZ
∆Time
IR = 100µA, TA = 25°C
0°≤ TA ≤ 70°C
IMIN ≤ IR ≤ 20mA
0°≤ TA ≤ 70°C
IMIN ≤ IR ≤ 1mA, TA = 25°C
IMIN ≤ IR ≤ 1mA, 0° ≤ TA ≤ 70°C
1mA ≤ IR ≤ 20mA, TA = 25°C
1mA ≤ IR ≤ 20mA, 0° ≤ TA ≤ 70°C
IR = 100µA, TA = 25°C
IR = 100µA, 0° ≤ TA ≤ 70°C
IR = 100µA; 10Hz ≤ f ≤ 10kHz
IR = 100µA; TA = 25°C ± 0.1°C
1.231
1.225
1.235
1.235
20
1.239 V
1.245 V
ppm/°C
8
10
µA
1
mV
1.5 mV
10
mV
20
mV
0.2 0.6
Ω
1.5
Ω
60
µV
20
ppm/kHr
LX1004 - 2.5
Parameter
Reverse Breakdown Voltage
Average Temperature Coefficient
Minimum Operating Current
Reverse Breakdown Voltage Change
with Current
Reverse Dynamic Impedance
Wide Band Noise (RMS)
Long Term Stability
Symbol
Test Conditions
VZ
∆VZ
∆Temp
IMIN
∆VZ
∆IR
rz
en
∆VZ
∆Time
IR = 100µA, TA = 25°C
0°≤ TA ≤ 70°C
IMIN ≤ IR ≤ 20mA
0°≤ TA ≤ 70°C
IMIN ≤ IR ≤ 1mA, TA = 25°C
IMIN ≤ IR ≤ 1mA, 0° ≤ TA ≤ 70°C
1mA ≤ IR ≤ 20mA, TA = 25°C
1mA ≤ IR ≤ 20mA, 0° ≤ TA ≤ 70°C
IR = 100µA, TA = 25°C
IR = 100µA, 0° ≤ TA ≤ 70°C
IR = 100µA; 10Hz ≤ f ≤ 10kHz
IR = 100µA; TA = 25°C ± 0.1°C
LX1004 - 2.5
Min. Typ. Max.
2.480 2.500 2.520
2.470
2.530
20
Units
V
V
ppm/°C
12
20
µA
1
mV
1.5 mV
10
mV
20
mV
0.2 0.6
Ω
1.5
Ω
120
µV
20
ppm/kHr
GRAPH / CURVE INDEX
Characteristic Curves — LX1004-1.2V
FIGURE #
1. TEMPERATURE DRIFT
2. REVERSE CHARACTERISTICS
3. REVERSE VOLTAGE CHANGE
4. FORWARD CHARACTERISTICS
5. REVERSE DYNAMIC IMPEDANCE
6. NOISE VOLTAGE
7. RESPONSE TIME
Characteristic Curves — LX1004-2.5V
FIGURE #
1. RESPONSE TIME
2. REVERSE CHARACTERISTICS
3. FORWARD CHARACTERISTICS
4. TEMPERATURE DRIFT
5. NOISE VOLTAGE
6. REVERSE DYNAMIC IMPEDANCE
Copyright © 1996
Rev. 1.2 6/96
3