NCP1051 ONSEMI [ON Semiconductor], NCP1051 Datasheet - Page 7

• Manufacturer Part Number: NCP1051
• Description: Monolithic High Voltage Gated Oscillator Power Switching Regulator
• Manufacturer: ONSEMI [ON Semiconductor]

1. Tested junction temperature range for the NCP105X series:
ELECTRICAL CHARACTERISTICS
temperature range that applies (Note 1), unless otherwise noted.)
OSCILLATOR
CONTROL INPUT
Frequency (V
T
T
Frequency (V
T
T
Frequency Sweep (V
Maximum Duty Cycle
Lower Window Input Current Threshold
Upper Window Input Current Threshold
Control Window Input Voltage
J
J
J
J
= 25°C:
= T
= 25°C:
= T
44 kHz Version
100 kHz Version
136 kHz Version
44 kHz Version
100 kHz Version
136 kHz Version
44 kHz Version
100 kHz Version
136 kHz Version
44 kHz Version
100 kHz Version
136 kHz Version
Switching Enabled, Sink Current Increasing
Switching Disabled, Sink Current Decreasing
Switching Enabled, Source Current Increasing
Switching Disabled, Source Current Decreasing
Lower (I
Upper (I
T
low
low
low
to T
to T
= −40°C
sink
source
CC
high
CC
high
= 25 mA)
= 7.5 V)
= 8.5 V)
= 25 mA)
NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055
CC
= 7.5 V to 8.5 V, T
T
high
Characteristics
= +125°C
(V
J
= 25°C)
CC
= 8.0 V, for typical values T
http://onsemi.com
7
J
= 25°C, for min/max values, T
f
f
Symbol
OSC(high)
OSC(low)
I
I
%f
I
I
D
off(high)
on(high)
on(low)
off(low)
V
V
(max)
high
OSC
low
Min
126
120
−58
−50
119
113
1.1
4.2
38
87
37
84
41
93
39
90
74
37
25
−
−47.5
−37.5
42.5
45.5
47.5
37.5
1.35
J
Typ
132
103
140
5.0
4.6
97
77
is the operating junction
−
−
−
−
−
−
Max
107
145
107
145
113
154
113
154
−37
−25
1.6
5.0
47
47
50
50
80
58
50
−
Unit
kHz
kHz
mA
%
%
V