Datasheet

REF5010, REF5020
REF5025, REF5030
REF5040, REF5045, REF5050
SBOS410E –JUNE 2007–REVISED JUNE 2010 www.ti.com
ELECTRICAL CHARACTERISTICS: ALL DEVICES
Boldface limits apply over the specified temperature range, T
A
= –40°C to +125°C.
At T
A
= +25°C, I
LOAD
= 0, C
L
= 1mF, and V
IN
= (V
OUT
+ 0.2V) to 18V, unless otherwise noted.
REF50xx
PARAMETER CONDITIONS MIN TYP MAX UNIT
OUTPUT VOLTAGE TEMPERATURE DRIFT
Output Voltage Temperature Drift dV
OUT
/dT
High-Grade 2.5 3 ppm/°C
Standard-Grade 3 8 ppm/°C
LINE REGULATION
Line Regulation dV
OUT
/dV
IN
REF5020
(1)
Only V
IN
= 2.7V to 18V 0.1 1 ppm/V
All Other Devices V
IN
= V
OUT
+ 0.2V 0.1 1 ppm/V
Over Temperature 0.2 1 ppm/V
LOAD REGULATION
Load Regulation dV
OUT
/d
ILOAD
–10mA < I
LOAD
< +10mA
REF5020 Only V
IN
= 3V 20 30 ppm/mA
All Other Devices V
IN
= V
OUT
+ 0.75V 20 30 ppm/mA
Over Temperature 50 ppm/mA
SHORT-CIRCUIT CURRENT
Short-Circuit Current I
SC
V
OUT
= 0 25 mA
THERMAL HYSTERESIS
(2)
High-Grade MSOP-8 Cycle 1 10 ppm
Standard-Grade MSOP-8 Cycle 1 30 ppm
High-Grade SO-8 Cycle 1 5 ppm
Standard-Grade SO-8 Cycle 1 10 ppm
High-Grade MSOP-8 Cycle 2 5 ppm
Standard-Grade MSOP-8 Cycle 2 10 ppm
High-Grade SO-8 Cycle 2 3 ppm
Standard-Grade SO-8 Cycle 2 5 ppm
LONG-TERM STABILITY
MSOP-8 0 to 1000 hours 50 ppm/1000 hr
MSOP-8 1000 to 2000 hours 5 ppm/1000 hr
SO-8 0 to 1000 hours 90 ppm/1000 hr
SO-8 1000 to 2000 hours 10 ppm/1000 hr
TEMP PIN
Voltage Output At T
A
= +25°C 575 mV
Temperature Sensitivity 2.64 mV/°C
TURN-ON SETTLING TIME
Turn-On Settling Time To 0.1% with C
L
= 1mF 200 ms
POWER SUPPLY
Supply Voltage V
S
See Note
(1)
V
OUT
+ 0.2
(1)
18 V
Quiescent Current 0.8 1 mA
Over Temperature 1.2 mA
TEMPERATURE RANGE
Specified Range –40 +125 °C
Operating Range –55 +125 °C
Thermal Resistance q
JA
MSOP-8 150 °C/W
SO-8 150 °C/W
(1) For V
OUT
≤ 2.5V, the minimal supply voltage is 2.7V.
(2) The thermal hysteresis procedure is explained in more detail in the Application Information section.
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