ISL21440 Datasheet, PDF (8/15 Pages) Intersil Corporation – Micropower Voltage Reference with Comparator

ISL21440
Typical Performance Curves (Continued)
1.190
1.188
V+ = 3V
1.186
1.184 ^{V+ = 5V}
1.182
1.180
1.178
1.176
V+ = 2V
1.174
1.172
-40 -20 0
20 40 60 80 100 120
TEMPERATURE (°C)
FIGURE 3. V_REF vs TEMPERATURE
1.190
1.188
1.186
1.184
1.182
1.180
1.178
1.176
1.174
1.172
2 3 4 5 6 7 8 9 10 11 12
V_DD (V)
FIGURE 4. V_REF vs SUPPLY VOLTAGE
1.183
1.182
V+ = 5V
1.181
1.180
V+ = 3V
1.179
1.178
1.177
1.176
V+ = 2V
1.175
0
0.5
1.0
1.5
2.0
2.5
3.0
LOAD (mA)
FIGURE 5. V_REF vs LOAD (SOURCE)
1.188
1.187
1.186
1.185
1.184
1.183
1.182
0
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
LOAD (mA)
FIGURE 6. V_REF vs LOAD (SINK)
1.30
1.25
1.20
NO
LOAD
10mA
LOAD
100mA
LOAD
1.15
1.10
1.05
1.00
1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75
V_DD (V)
FIGURE 7. DROPOUT - V_REF OUTPUT
3.00
3.0
2.5
2.0
V+ = 3V
1.5 _{V+ = 2V}
1.0
V+ = 5V
V+ = 11V
0.5
0
0
2
4
6
8
10 12 14
I_LOAD (mA)
FIGURE 8. COMPARATOR OUTPUT LOW VOLTAGE vs
LOAD
8
FN6532.1
March 2, 2010