LT1461AIS8-3 Linear Technology, LT1461AIS8-3 Datasheet - Page 7

• Manufacturer Part Number: LT1461AIS8-3
• Description: IC MICRPWR PREC REF LDO 3V 8SOIC
• Manufacturer: Linear Technology

Specifications of LT1461AIS8-3

• Reference Type: Series
• Voltage - Output: 3V
• Tolerance: ±0.04%
• Temperature Coefficient: 3ppm/°C
• Voltage - Input: 3.5 ~ 20 V
• Number Of Channels: 1
• Current - Quiescent: 50µA
• Current - Output: 100mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Cathode: -

I
TYPICAL PERFOR A CE CHARACTERISTICS
Curves from the LT1461-2.5 and the LT1461-5 represent the extremes of the voltage options. Characteristic curves for other output
voltages fall between these curves and can be estimated based on their output.
50mV/DIV
OUT
10mA
V
50
40
30
20
10
0mA
0
OUT
– 40
Supply Current
vs Temperature
C
5V Transient Response to 10mA
Load Step
L
–20
= 2 F
0
TEMPERATURE ( C)
20
I
S
40
I
S(SHDN)
60
80
W
100
1461 G25
U
1461 G22
120
50mV/DIV
V
IN
100
140
120
40
80
60
V
OUT
–50 –25
7V
6V
Current Limit vs Temperature
5V Line Transient Response
C
IN
= 0.1 F
0
TEMPERATURE ( C)
25
50
75
100
Characteristic curves are similar for most LT1461s.
1461 G26
125
1461 G23
120
200
180
160
140
100
80
60
40
20
0
0
5V Output Noise
0.1Hz f 10Hz
SHDN Pin Current
vs SHDN Input Voltage
SHDN PIN INPUT VOLTAGE (V)
5
TIME (2SEC/DIV)
25 C
10
125 C
LT1461
15
– 55 C
1461 G24
1461 G27
7
20