TOP232-234
Typical Performance Characteristics (cont.)
MULTI-FUNCTION PIN VOLTAGE
vs. CURRENT
6
MULTI-FUNCTION PIN VOLTAGE
vs. CURRENT (EXPANDED)
1.6
5
1.4
1.2
4
1.0
3
0.8
2
0.6
See
0.4
1
Expanded
Version
0.2
0
-300 -200 -100 0 100 200 300 400 500
MULTI-FUNCTION Pin Current (µA)
0
-300 -250 -200 -150 -100 -50 0
MULTI-FUNCTION Pin Current (µA)
CONTROL CURRENT at START of
CYCLE SKIPPING vs. TEMPERATURE
1.2
MAX. DUTY CYCLE REDUCTION ONSET
THRESHOLD CURRENT vs. TEMPERATURE
1.2
1.0
1.0
0.8
0.8
0.6
0.6
0.4
0.4
0.2
0.2
0
-50 -25 0 25 50 75 100 125 150
Junction Temperature (°C)
0
-50 -25 0 25 50 75 100 125 150
Junction Temperature (°C)
OUTPUT CHARACTERISTICS
1.5
TCASE = 25 °C
TCASE = 100 °C
1
IC vs. DRAIN VOLTAGE
2
VC = 5 V
1.6
1.2
Scaling Factors:
0.8
0.5
TOP234 1.00
TOP233 0.67
TOP232 0.33
0.4
0
0
2
4
6
8
10
DRAIN Voltage (V)
32 B
7/01
0
0
20 40 60 80 100
DRAIN Voltage (V)