SCY99194 Datasheet, PDF (10/40 Pages) ON Semiconductor – Fixed Frequency Current Mode Controller

SCY99194
TYPICAL CHARACTERISTIC
2.65
2.60
2.55
2.50
2.45
2.40
2.35
−50 −25
0
25
50
75 100 125
TEMPERATURE (°C)
Figure 15. Latch Pin High Threshold V_OVP
110
105
100
95
90
85
80
75
70−50 _−25
0
25
50
75 100 125
TEMPERATURE (°C)
Figure 17. Current I_NTC Sourced from the
Latch Pin, Allowing Direct NTC Connection
0.85
0.84
0.83
0.82
0.81
0.80
0.79
0.78
0.77
0.76
0.75
−50 −25
0
25
50
75 100 125
TEMPERATURE (°C)
Figure 16. Latch Pin Low Threshold V_OTP
220
210
200
190
180
170
160
150
140
−50 −25
0
25
50
75 100 125
TEMPERATURE (°C)
Figure 18. Current I_NTC(SSTART) Sourced from
the Latch Pin, During Soft−Start
70
69
68
67
66
65
64
63
62
61
60
−50 −25
0 25 50 75 100 125
TEMPERATURE (°C)
Figure 19. Oscillator Frequency f_OSC
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