MC33260
http://onsemi.com
6
Pin Numbers are Relevant to the PDIP- -8 Version
--40
0.150
--40
207
30
120
50
75
--40
104-
Figure 9. Oscillator Charge Current versus
Temperature
Figure 10. On- -Time versus Feedback Current
Figure 11. On- -Time versus Feedback Current
Figure 12. Internal Current Sources versus
Temperature
Figure 13. (I
ovpH
/I
ref
), (I
ovpL
/I
ref
), (I
regL
/I
ref
)
versus Temperature
Figure 14. Undervoltage Ratio versus
Temperature
I
pin1
: FEEDBACK CURRENT (mA)
I
pin1
: FEEDBACK CURRENT (mA)
T
J
, JUNCTION TEMPERATURE (癈)
T
J
, JUNCTION TEMPERATURE (癈)
T
J
, JUNCTION TEMPERATURE (癈)
--20
0
20
40
60
80
100
103
102
101
100
99
98
97
50
70
90
110    130    150    170    190    210
100
80
60
40
20
0
60
70
80
90
100
65
55
45
35
25
15
--20
0
20
40
60
80
100
197
198
199
200
201
202
203
204
205
206
--20
0
20
40
60
80
100
0.140
0.130
0.132
0.134
0.136
0.138
0.142
0.144
0.146
0.148
I
pin1
= 100 mA
--40癈
25癈
105癈
1 nF Connected to Pin 3
--40癈
25癈
105癈
1 nF Connected to Pin 3
I
OCP
I
regH
--40
1.07
T
J
, JUNCTION TEMPERATURE (癈)
--20
0
20
40
60
80
100
0.96
0.97
0.98
0.99
1.00
1.01
1.02
1.03
1.04
1.05
1.06
(I
ovpH
/I
ref
)
(I
ovpL
/I
ref
)
(I
regL
/I
ref
)
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