ISL21007_0712 Datasheet, PDF (17/18 Pages) Intersil Corporation – Precision, Low Noise FGA™Voltage References

ISL21007
Typical Application Circuits (Continued)
+2.7 TO 5.5V
0.1µF
10µF
V_IN
V_OUT
ISL21007-25
V_OUT = 2.500V
GND
2-WIRE BUS
V_{CC RH}
X9119
SDA
SCL
V_SS R_L
0.001µF
V_OUT
(UNBUFFERED)
+
EL8178
–
V_OUT
(BUFFERED)
FIGURE 57. 2.500V FULL SCALE LOW-DRIFT, LOW NOISE, 10-BIT ADJUSTABLE VOLTAGE SOURCE
+2.7 TO 5.5V
0.1µF
V_IN
V_OUT
ISL21007-12
GND
10µF
EL8178
+
–
FIGURE 58. KELVIN SENSED LOAD
V_OUT SENSE
LOAD
+2.7 TO 5.5V
0.1µF
10µF
V_IN
V_OUT
ISL21007-12
TRIM
GND
2.5V ±2.5%
I2C BUS
V_CC
R_H
SDA
SCL
ISL95810
V_SS
R_L
FIGURE 59. OUTPUT ADJUSTMENT USING THE TRIM PIN
17
FN6326.7
December 13, 2007