Datasheet

REF3112, 3120, 3125, 3130, 3133, 3140
3
SBVS046C
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.
REF31xx
PARAMETER CONDITIONS MIN TYP MAX UNITS
REF3130 – 3.0V
OUTPUT VOLTAGE V
OUT
2.9940 3.0 3.0060 V
Initial Accuracy –0.2 0.2 %
NOISE
Output Voltage Noise f = 0.1Hz to 10Hz 39 µV
PP
Voltage Noise f = 10Hz to 10kHz 57 µVrms
REF3133 – 3.3V
OUTPUT VOLTAGE V
OUT
3.2934 3.30 3.3066 V
Initial Accuracy –0.2 0.2 %
NOISE
Output Voltage Noise f = 0.1Hz to 10Hz 43 µV
PP
Voltage Noise f = 10Hz to 10kHz 63 µVrms
REF3140 – 4.096V
OUTPUT VOLTAGE V
OUT
4.0878 4.096 4.1042 V
Initial Accuracy –0.2 0.2 %
NOISE
Output Voltage Noise f = 0.1Hz to 10Hz 53 µV
PP
Voltage Noise f = 10Hz to 10kHz 78 µVrms
REF3112, REF3120, REF3125, REF3130, REF3133, REF3140
OUTPUT VOLTAGE TEMP DRIFT
(2)
dV
OUT
/dT
0
°C ≤ T
A
≤ +70°C 5 15 ppm/°C
–40
°C ≤ T
A
≤ +125°C 10 20 ppm/°C
LONG-TERM STABILITY
0-1000h 70 ppm
LINE REGULATION V
REF
+ 0.05
(1)
≤ V
IN
≤ 5.5V 20 65 ppm/V
LOAD REGULATION
(3)
dV
OUT
/dI
LOAD
Sourcing 0mA < I
LOAD
< 10mA, 10 30 µV/mA
V
IN
= V
REF
+ 250mV
(1)
Sinking –10mA < I
LOAD
< 0mA, 20 50 µV/mA
V
IN
= V
REF
+ 100mV
(1)
THERMAL HYSTERESIS
(4)
dT
First Cycle 100 ppm
Additional Cycles 25 ppm
DROPOUT VOLTAGE
(1)
V
IN
– V
OUT
550 mV
OUTPUT CURRENT I
LOAD
–10 10 mA
SHORT-CIRCUIT CURRENT I
SC
Sourcing 50 mA
Sinking 40 mA
TURN-ON SETTLING TIME to 0.1% at V
IN
= +5V with C
L
= 0 400 µs
POWER SUPPLY I
L
= 0
Voltage V
S
V
REF
+ 0.05
(1)
5.5 V
Quiescent Current I
Q
100 115 µA
Over Temperature 115 135
µA
TEMPERATURE RANGE
Specified Range –40 +125 °C
Operating Range –55 +135 °C
Storage Range –65 +150 °C
Thermal Resistance
SOT23-3 Surface-Mount
θ
JA
336 °C/W
NOTES: (1) Minimum supply voltage for REF3112 is 1.8V.
(2) Box Method used to determine temperature drift.
(3) Typical value of load regulation reflects measurements using force and sense contacts; see the
Load Regulation section.
(4) Thermal hysteresis is explained in more detail in the
Applications Information section of this data sheet.
(5) For I
L
> 0, see the Typical Characteristic curves.