LTC6652AHMS8-1.25-PBF LINER [Linear Technology], LTC6652AHMS8-1.25-PBF Datasheet - Page 5

• Manufacturer Part Number: LTC6652AHMS8-1.25-PBF
• Description: Precision Low Drift Low Noise Buffered Reference
• Manufacturer: LINER [Linear Technology]

I
500mV/DIV
OUT
LTC6652s. Curves from the LTC6652-1.25, LTC6652-2.5 and the LTC6652-5 represent the extremes and typical of the voltage options.
Characteristic curves for other output voltages fall between these curves and can be estimated based on their output.
typical perForMance characteristics
1.2510
1.2505
1.2495
1.2490
1.2500
V
1mA
0mA
400
350
300
250
200
150
100
OUT
50
0
–80
0.1
1.25V Load Regulation (Sinking)
C
1.25 Sinking Current Without
Output Capacitor
1.25V Output Voltage
Temperature Drift
OUT
= 0µF
–40
OUTPUT CURRENT (mA)
TEMPERATURE (°C)
0
500µs/DIV
40
1
–40°C
3 TYPICAL PARTS
125°C
80
25°C
120
6652 G20
6652 G17
6652 G23
160
10
I
500mV/DIV
OUT
1.2506
1.2504
1.2494
1.2502
1.2500
1.2498
1.2496
V
1mA
0mA
OUT
0
C
1.25V Low Frequency 0.1Hz to
10Hz Transient Noise
1.25 Sinking Current with Output
Capacitor
1.25V Line Regulation
OUT
2
= 1µF
TIME (1 SECOND/DIV)
4
INPUT VOLTAGE (V)
500µs/DIV
6
8
125°C
–40°C
25°C
10
12
Characteristic curves are similar for most
6652 G21
6652 G18
6652 G24
14
NO CAP
100pF
0.1µF
–200
–250
10µF
10nF
–100
–150
–50
300
200
100
1µF
1nF
400
0
0
0.01
0.1
1.25V Load Regulation (Sourcing)
1.25V Output Voltage Noise
Spectrum
1.25V Stability with Output
Capacitance
–5
OUTPUT CURRENT (mA)
LOAD CURRENT (mA)
0.1
FREQUENCY (kHz)
–1 0
LTC6652
1
REGION OF
MARGINAL
STABILITY
1
125°C
25°C
5
–40°C
6652 G16
6652 G19
6652 G22
6652fd
5
10
10