LT1021DCS8-10PBF Datasheet, PDF (5/16 Pages) Linear Technology – Precision Reference

TYPICAL PERFOR A CE CHARACTERISTICS
Ripple Rejection
115
f = 150Hz
110
LT1021-7
LT1021-10
105
100
LT1021-5
95
90
85
0 5 10 15 20 25 30 35 40
INPUT VOLTAGE (V)
LT1021 G01
Start-Up (Series Mode)
13
12 ^{VIN = 0V TO 12V}
11
LT1021-10
10
9
8
LT1021-7
7
6
LT1021-5
5
4
3
0 2 4 6 8 10
TIME (µs)
12 14
LT1021 G04
Output Voltage Noise
16
C_OUT = 0
14
FILTER = 1 POLE
f_LOW = 0.1Hz
12
10
8
LT1021-7
6
LT1021-10
4
LT1021-5
2
0
10
100
1k
10k
BANDWIDTH (Hz)
LT1021 G07
Ripple Rejection
130
V_IN = 15V
120 ^{COUT = 0}
110
LT1021-7
100
LT1021-10
90
LT1021-5
80
70
60
50
10
100
1k
FREQUENCY (Hz)
10k
LT1021 G02
Start-Up (Shunt Mode)
LT1021-7, LT1021-10
11
LT1021-10
10
9
V_OUT + 2V
0V
1k
OUT
V_OUT
NC IN
8
GND
7
LT1021-7
6
5
0 2 4 6 8 10 12
TIME (µs)
LT1021 G05
Output Voltage Temperature Drift
LT1021-5
5.006
5.004
5.002
5.000
4.998
4.996
4.994
– 50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
LT1021 G08
LT1021
Minimum Input/Output Differential
LT1021-7, LT1021-10
1.6
T_J = 125 °C
1.4
1.2 ^{TJ = –55 °C}
1.0
T_J = 25 °C
0.8
0.6
0.4
0.2
0
0 2 4 6 8 10 12 14 16 18 20
OUTPUT CURRENT (mA)
1021 G03
Output Voltage Noise Spectrum
400
350
300
250
200
150
LT1021-10
100
LT1021-7
50
LT1021-5
0
10
100
1k
10k
FREQUENCY (Hz)
LT1021 G06
Load Regulation LT1021-5
5
V_IN = 8V
4
3
2
1
0
–1
–2
–3
–4
–5
–10 – 8 – 6 – 4 – 2 0 2 4 6 8 10
SOURCING
SINKING
OUTPUT CURRENT (mA) LT1021 G09
1021fc
5