Datasheet

REF5020-Q1, REF5025-Q1, REF5030-Q1
REF5040-Q1, REF5045-Q1, REF5050-Q1
SBOS456G –SEPTEMBER 2008–REVISED OCTOBER 2013 www.ti.com
ELECTRICAL CHARACTERISTICS: ALL DEVICES
Boldface limits apply over the specified temperature range, T
A
= –40°C to 125°C.
T
A
= 25°C, I
LOAD
= 0, C
L
= 1 μF, V
IN
= (V
OUT
+ 0.2 V) to 18 V (unless otherwise noted).
REF50xx
PARAMETER CONDITIONS MIN TYP MAX UNIT
OUTPUT VOLTAGE TEMPERATURE DRIFT
Output voltage temperature drift dV
OUT
/dT
Standard grade 3 8 ppm/°C
LINE REGULATION
Line regulation dV
OUT
/dV
IN
REF5020
(1)
only V
IN
= 2.7 V to 18 V 0.1 1 ppm/V
All other devices V
IN
= V
OUT
+ 0.2 V 0.1 1 ppm/V
Over temperature 0.2 1 ppm/V
LOAD REGULATION
Load regulation dV
OUT
/dI
LOAD
–10 mA < I
LOAD
< +10 mA
REF5020 Only V
IN
= 3 V 20 30 ppm/mA
All other devices V
IN
= V
OUT
+ 0.75 V 20 30 ppm/mA
Over temperature 50 ppm/mA
SHORT-CIRCUIT CURRENT
Short-circuit current I
SC
V
OUT
= 0 V 25 mA
THERMAL HYSTERESIS
(2)
Standard-Grade SO-8 Cycle 1 10 ppm
Standard-Grade SO-8 Cycle 2 5 ppm
LONG-TERM STABILITY
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
= 1 μF 200 μs
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 θ
JA
SO-8 150 °C/W
(1) For V
OUT
≤ 2.5 V, the minimal supply voltage is 2.7 V.
(2) The thermal hysteresis procedure is explained in more detail in the Application Information section.
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