REF191GSZ Analog Devices Inc, REF191GSZ Datasheet - Page 19

• Manufacturer Part Number: REF191GSZ
• Description: IC VOLT REF LDO 2.048V 8SOIC
• Manufacturer: Analog Devices Inc
• Series: REF19r

Specifications of REF191GSZ

• Temperature Coefficient: 25ppm/°C
• Reference Type: Series
• Voltage - Output: 2.048V
• Tolerance: ±10mV
• 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)
• Topology: Series
• Input Voltage: 3V To 15V
• Reference Voltage: 2.048V
• Reference Voltage Tolerance: 2mV
• Voltage Reference Case Style: SOIC
• No. Of Pins: 8
• Fixed / Adjust / Prog: Precision
• Output Voltage (max): 2.048V
• Reference Voltage Accuracy (max): 2
• Line Regulation: 8ppm/V
• Load Regulation: 15ppm/mA
• Input Voltage (max): 18V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: SOIC N
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Cathode: -
• Lead Free Status / Rohs Status: Compliant

V
OFF
OUT
ON
100%
10%
90%
0%
Figure 17. SLEEP Response Time Measurement Circuit
V
5V
1V
IN
= 15V
Figure 16. SLEEP Response Time
I
L
2
3
= 10mA
REF19x
4
6
1μF
I
L
= 1mA
V
OUT
2ms
Rev. K | Page 19 of 28
100%
10%
90%
0%
35
30
25
20
15
10
5
0
0
Figure 19. Load Current vs. REF195 Dropout Voltage
200mV
0.1
5V
Figure 18. Line Transient Response
0.2
REF195 DROPOUT VOLTAGE (V)
0.3
0.4
0.5
REF19x Series
0.6
200µs
0.7
0.8
0.9