Datasheet
REF3012, 3020, 3025, 3030, 3033, 3040
3
SBVS032F
www.ti.com
ELECTRICAL CHARACTERISTICS
Boldface limits apply over the specified temperature range, T
A
= –40°C to +125°C.
At T
A
= +25°C, I
LOAD
= 0mA, V
IN
= 5V, unless otherwise noted.
REF30xx
PARAMETER CONDITIONS MIN TYP MAX UNITS
REF3030 – 3.0V
OUTPUT VOLTAGE V
OUT
2.994 3.0 3.006 V
Initial Accuracy 0.2 %
NOISE
Output Voltage Noise f = 0.1Hz to 10Hz 33 µVp-p
Voltage Noise f = 10Hz to 10kHz 94 µVrms
LINE REGULATION V
REF
+ 50mV ≤ V
IN
≤ 5.5V 120 375 µV/V
REF3033 – 3.3V
OUTPUT VOLTAGE V
OUT
3.294 3.30 3.306 V
Initial Accuracy 0.2 %
NOISE
Output Voltage Noise f = 0.1Hz to 10Hz 36 µVp-p
Voltage Noise f = 10Hz to 10kHz 105 µVrms
LINE REGULATION V
REF
+ 50mV ≤ V
IN
≤ 5.5V 130 400 µV/V
REF3040 – 4.096V
OUTPUT VOLTAGE V
OUT
4.088 4.096 4.104 V
Initial Accuracy 0.2 %
NOISE
Output Voltage Noise f = 0.1Hz to 10Hz 45 µVp-p
Voltage Noise f = 10Hz to 10kHz 128 µVrms
LINE REGULATION V
REF
+ 50mV ≤ V
IN
≤ 5.5V 160 410 µV/V
REF3012, REF3020, REF3025, REF3030, REF3033, REF3040
OUTPUT VOLTAGE TEMP DRIFT
(2)
dV
OUT
/dT
0
°C ≤ T
A
≤ +70°C 20 50 ppm/°C
–30
°C ≤ T
A
≤ +85°C 28 60 ppm/°C
–40
°C ≤ T
A
≤ +85°C 30 65 ppm/°C
–40
°C ≤ T
A
≤ +125°C 35 75 ppm/°C
LONG-TERM STABILITY
0-1000h 24 ppm
1000-2000h 15 ppm
LOAD REGULATION
(3)
dV
OUT
/dI
LOAD
0mA < I
LOAD
< 25mA, 3 100 µV/mA
V
IN
= V
REF
+ 500mV
(1)
THERMAL HYSTERESIS
(4)
dT 25 100 ppm
DROPOUT VOLTAGE V
IN
– V
OUT
150 mV
SHORT-CIRCUIT CURRENT I
SC
45 mA
TURN ON SETTLING TIME to 0.1% at V
IN
= 5V with C
L
= 0 120 µs
POWER SUPPLY
Voltage V
S
I
L
= 0
V
REF
+ 0.001
(5)
5.5 V
Over Temperature –40
°C ≤ T
A
≤ +125°CV
REF
+ 0.05 5.5 V
Quiescent Current I
Q
42 50 µA
Over Temperature –40
°C ≤ T
A
≤ +125°C59µA
TEMPERATURE RANGE
Specified Range –40 +125 °C
Operating Range –40 +125 °C
Storage Range –65 +150 °C
Thermal Resistance
SOT23-3 Surface-Mount
θ
JC
110 °C/W
θ
JA
336 °C/W
NOTES: (1) Minimum supply voltage for REF3012 is 1.8V.
(2) Box Method used to determine over temperature drift.
(3) Typical value of load regulation reflects measurements using a force and sense contacts, see text
Load Regulation
.
(4) Thermal hysteresis procedure is explained in more detail in Applications Information section of data sheet.
(5) For I
L
> 0, see Typical Characteristic curves.