REF191ES Analog Devices Inc, REF191ES Datasheet - Page 15

• Manufacturer Part Number: REF191ES
• Description: IC VOLT REF LDO 2.048V 8SOIC
• Manufacturer: Analog Devices Inc
• Series: REF19r

Specifications of REF191ES

• Rohs Status: RoHS non-compliant
• Reference Type: Series
• Voltage - Output: 2.048V
• Tolerance: ±2mV
• Temperature Coefficient: 5ppm/°C
• Voltage - Input: 3 ~ 15 V
• Number Of Channels: 1
• Current - Quiescent: 45µA
• Current - Output: 30mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Current - Cathode: -

ELECTRICAL CHARACTERISTICS—REF198 @ −40°C ≤ T
@ V
Table 22.
Parameter
TEMPERATURE COEFFICIENT
LINE REGULATION
LOAD REGULATION
DROPOUT VOLTAGE
1
2
3
4
For proper operation, a 1 μF capacitor is required between the output pin and the GND pin of the device.
TCV
Guaranteed by characterization.
Line and load regulation specifications include the effect of self-heating.
E Grade
F Grade
G Grade
E Grade
F and G Grades
E Grade
F and G Grades
S
O
TCV
= 5.0 V, −40°C ≤ T
is defined as the ratio of output change with temperature variation to the specified temperature range expressed in ppm/°C.
O
= (V
3
MAX
− V
4
MIN
4
)/V
O
(T
A
≤ +125°C, unless otherwise noted.
MAX
1, 2
− T
MIN
)
Symbol
TCV
ΔV
ΔV
V
S
− V
O
O
O
/ΔV
/ΔV
/°C
O
IN
LOAD
Rev. K | Page 15 of 28
Condition
I
4.5 V ≤ V
V
V
V
OUT
S
S
S
= 5.6 V, 0 mA ≤ I
= 4.7 V, I
= 5.6 V, I
= 0 mA
A
S
≤
≤ 15 V, I
LOAD
LOAD
+
125°C
= 10 mA
= 20 mA
OUT
OUT
= 0 mA
≤ 20 mA
Min
Typ
2
5
10
5
10
5
10
REF19x Series
Max
0.60
1.50
Unit
ppm/°C
ppm/°C
ppm/°C
ppm/V
ppm/V
ppm/mA
ppm/mA
V
V