NCV8877
www.onsemi.com
7
TYPICAL CHARACTERISTICS
15
I
q,sleep
, SLEEP CURRENT (mA)
T
J
, JUNCTION TEMPERATURE (°C)
Figure 3. Sleep Current vs. Temperature
2.12
−50 0 15050 100
I
q,on
, QUIESCENT CURRENT (mA)
T
J
, JUNCTION TEMPERATURE (°C)
Figure 4. Quiescent Current vs. Temperature
14
13
12
11
10
2.10
2.08
2.06
2.04
2.02
2.00
V
OUT
= V
OUT,reg
< V
OUT
< V
OUT
descending
f
s
= 170 kHz
124
t
on,min
, MINIMUM ON TIME (ns)
T
J
, JUNCTION TEMPERATURE (°C)
Figure 5. Minimum On Time vs. Temperature
−50 0 15050 100
123
122
121
120
119
118
117
116
115
1.020
NORMALIZED CURRENT LIMIT
T
J
, JUNCTION TEMPERATURE (°C)
Figure 6. Normalized Current vs. Temperature
−50 0 15050 100
1.005
1.000
0.990
0.980
NORMALIZED V
OUT
REGULATION (V)
T
J
, JUNCTION TEMPERATURE (°C)
Figure 7. VOUT Regulation vs. Temperature
−50 0 15050 100
1.000
0.998
0.996
169.0
SWITCHING FREQUENCY (ROSC = Open) (kHz)
T
J
, JUNCTION TEMPERATURE (°C)
Figure 8. Switching Frequency vs.
Temperature
−50 0 15050 100
168.8
168.6
168.4
168.2
168.0
167.8
167.6
167.4
167.2
167.0
R
OSC
= Open
−50 0 15050 100
V
OUT
= 13.2 V
0.995
0.985
1.010
1.015
1.002
1.004
1.006
