ISL21007 Intersil Corporation, ISL21007 Datasheet - Page 5

• Manufacturer Part Number: ISL21007
• Description: Low Noise Voltage References
• Manufacturer: Intersil Corporation

Electrical Specifications (ISL21007-25, V
NOTES:
Typical Performance Curves (ISL21007-12)
V
ΔV
ΔV
I
ΔV
2. Over the specified temperature range. Temperature coefficient is measured by the box method whereby the change in V
3. Thermal Hysteresis is the change of V
4. FGA voltage reference long term drift is a logarithmic characteristic. Changes that occur after the first few hundred hours of operation are
SC
PARAMETER
OUT
OUT
OUT
OUT
temperature range; in this case, -40°C to +125°C = +165°C.
at T
between the initial V
from +25°C to +125°C to -40°C to +25°C.
significantly smaller with time, asymptotically approaching zero beyond 1,000 hours. Because of this decreasing characteristics, long term drift
is specified in ppm/√1kHrs.
120
100
1.25015
1.25010
1.25005
1.25000
1.24995
1.24990
1.24985
1.24980
80
60
40
20
0
/ΔI
/ΔT
2.5
/ΔV
A
= +25°C for the device under test. The device is temperature cycled and a second V
OUT
A
IN
FIGURE 4. LINE REGULATION (3 UNITS)
2.5
3.0
UNIT 1
FIGURE 2. I
Output Voltage
Line Regulation
Load Regulation
Short Circuit Current
Thermal Hysteresis (Note 3)
UNIT 3
3.0
3.5
OUT
DESCRIPTION
reading and the second V
3.5
IN
4.0
UNIT 3
vs V
V
5
IN
V
(V)
IN
IN
4.5
4.0
(V)
(3 UNITS)
OUT
UNIT 2
UNIT 1
measured @ T
5.0
4.5
UNIT 2
OUT
OUT
5.5
2.7V < V
Sourcing: 0mA ≤ I
Sinking: -5mA ≤ I
T
ΔT
5.0
A
A
= +25°C, V
reading is then expressed in ppm. For Δ T
= 2.50V)
= +165°C
A
6.0
= +25°C after temperature cycling over a specified range, ΔT
5.5
IN
ISL21007
< 5.5V
CONDITIONS
(R
OUT
V
EXT
OUT
IN
OUT
tied to GND
= 3.0V, T
= 100kΩ)
≤ 0mA
≤ 5mA
FIGURE 5. LINE REGULATION OVER TEMPERATURE
95
90
85
80
75
70
65
60
A
-100
-150
-200
-250
-300
2.5
150
100
-50
50
= -40°C to +125°C, unless otherwise specified
0
2.5
FIGURE 3. I
+125°C
+125°C
OUT
3.0
3.0
measurement is taken at +25°C. The difference
+25°C
MIN
A
IN
= +165°C, the device under test is cycled
3.5
vs V
3.5
IN
2.500
TYP
50
10
20
50
50
OVER TEMPERATURE
V
4.0
IN
4.0
-40°C
+25°C
(V)
V
IN
(V)
4.5
MAX
200
100
150
4.5
A
OUT
. V
OUT
-40°C
5.0
is divided by the
is read initially
5.0
µV/mA
µV/mA
UNIT
µV/V
5.5
April 12, 2007
ppm
mA
V
FN6326.1
5.5
6.0