Datasheet

REF5020-EP, REF5025-EP
REF5040-EP, REF5050-EP
SBOS471A –APRIL 2010–REVISED JUNE 2010 www.ti.com
ELECTRICAL CHARACTERISTICS: ALL DEVICES
Boldface limits apply over the specified temperature range, T
A
= –55°C to 125°C.
At T
A
= 25°C, I
LOAD
= 0, C
L
= 1 mF, and 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
dV
OUT
/dT
Drift
REF5025 4 6.5 ppm/°C
REF5050 4 6.5 ppm/°C
All other devices 3 5 ppm/°C
LINE REGULATION
Line Regulation dV
OUT
/dV
IN
REF5020
(1)
V
IN
= 2.7 V to 18V 0.1 1 ppm/V
All other devices V
IN
= V
OUT
+ 0.2 V 0.1 1 ppm/V
Over Temperature 1 3 ppm/V
LOAD REGULATION
Load Regulation dV
OUT
/d
ILOAD
REF5020 –10 mA < I
LOAD
< +10 mA, V
IN
= 3 V 20 30 ppm/mA
All other devices –10 mA < I
LOAD
< +10 mA, V
IN
= V
OUT
+ 0.75 V 20 30 ppm/mA
Over Temperature 60 ppm/mA
SHORT-CIRCUIT CURRENT
Short-Circuit Current I
SC
V
OUT
= 0 25 mA
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 mF 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 1.25 mA
TEMPERATURE RANGE
Specified Range –55 125 °C
Operating Range –55 125 °C
Thermal Resistance q
JA
150 °C/W
(1) For V
OUT
≤ 2.5 V, the minimal supply voltage is 2.7 V.
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