LT1236ACS8-5PBF Datasheet, PDF (6/12 Pages) Linear Dimensions Semiconductor – Precision Reference

LT1236
TYPICAL PERFOR A CE CHARACTERISTICS
Output Voltage Temperature
Drift, LT1236-10
10.0020
10.0015
10.0010
10.0005
10.0000
9.9995
9.9990
9.9985
9.9980
–40 –20
0 20 40 60
TEMPERATURE (˚C)
80 100
LT1236 G16
Shunt Characteristics, LT1236-10
1.8
INPUT PIN OPEN
1.6
1.4
1.2
1.0
T_J = – 55°C
0.8
0.6
T_J = 25°C
0.4
T_J = 125°C
0.2
0
02
4
6
8 10 12
OUTPUT TO GROUND VOLTAGE (V)
LT1236 G19
Load Transient Response,
LT1236-10, C_LOAD = 0
I_SOURCE = 0
10mV
I_SINK = 0.6mA
50mV
I_SINK = 0.8mA
I_SOURCE = 0.2mA
I_SINK = 1.0mA
I_SOURCE = 2-10mA
∆I_SOURCE = 100µA_P-P
I_SINK = 2-10mA
∆I_SINK = 100µA_P-P
0 12 34 012 34
TIME (µs)
NOTE VERTICAL SCALE CHANGE
BETWEEN SOURCING AND SINKING
LT1236 G22
Load Regulation, LT1236-10
5
V_IN = 12V
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) LT1236 G17
Shunt Mode Current Limit,
LT1236-10
60
INPUT PIN OPEN
50
40
30
20
10
0
0 2 4 6 8 10 12 14 16 18
OUTPUT VOLTAGE (V)
LT1236 G20
Load Transient Response,
LT1236-10, C_LOAD = 1000pF
I_SOURCE = 0
5mV
I_SINK = 0.8mA
20mV
I_SINK = 1.2mA
I_SOURCE = 0.5mA
I_SINK = 1.4mA
I_SOURCE = 2-10mA
I_SINK = 2-10mA
∆I_SOURCE = 100µA_P-P ∆I_SINK = 100µA_P-P
0 12 34 012 34
TIME (µs)
NOTE VERTICAL SCALE CHANGE
BETWEEN SOURCING AND SINKING
LT1236 G23
6
Input Supply Current, LT1236-10
1.8
I_OUT = 0
1.6
T_J = – 55°C
1.4
T_J = 25°C
1.2
T_J = 125°C
1.0
0.8
0.6
0.4
0.2
0
0 5 10 15 20 25 30 35 40
INPUT VOLTAGE (V)
LT1236 G18
Thermal Regulation, LT1236-10
V_IN = 30V
∆POWER = 200mW
LOAD
0
REGULATION
– 0.5
–1.0
–1.5
THERMAL
REGULATION*
I_LOAD = 10mA
0 20 40 60 80 100 120 140
TIME (ms)
*INDEPENDENT OF TEMPERATURE COEFFICIENT
LT1236 G21
Output Noise 0.1Hz to 10Hz,
LT1236-10
FILTERING = 1 ZERO AT 0.1Hz
2 POLES AT 10Hz
10µV (1ppm)
01
2
3
4
TIME (MINUTES)
56
LT1236 G24