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MC34060 Datasheet

  • MC34060

  • ON Semiconductor [Fixed Frequency, PWM, Voltage Mode Single...

  • ONSEMI

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MC34060A, MC33060A
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= 15 V, C
T
= 0.01
碌F,
R
T
= 12 k鈩? unless otherwise noted.
For typical values T
A
= 25擄C, for min/max values T
A
is the operating ambient temperature range that applies, unless otherwise noted.)
Characteristics
PWM COMPARATOR SECTION
(Test circuit Figure 11)
Input Threshold Voltage
(Zero Duty Cycle)
Input Sink Current
(V
[Pin 3]
= 0.7 V)
DEAD鈥揟IME CONTROL SECTION
(Test circuit Figure 11)
Input Bias Current (Pin 4)
(V
in
= 0 V to 5.25 V)
Maximum Output Duty Cycle
(V
in
= 0 V, C
T
= 0.01
碌F,
R
T
= 12 k鈩?
(V
in
= 0 V, C
T
= 0.001
碌F,
R
T
= 47 k鈩?
Input Threshold Voltage (Pin 4)
(Zero Duty Cycle)
(Maximum Duty Cycle)
OSCILLATOR SECTION
Frequency
(C
T
= 0.01
碌F,
R
T
= 12 k鈩? T
A
= 25擄C)
T
A
= T
low
to T
high
鈥?MC34060A
T
A
= T
low
to T
high
鈥?MC33060A
(C
T
= 0.001
碌F,
R
T
= 47 k鈩?
Standard Deviation of Frequency*
(C
T
= 0.001
碌F,
R
T
= 47 k鈩?
Frequency Change with Voltage
(V
CC
= 7.0 V to 40 V)
Frequency Change with Temperature
(鈭員
A
=T
low
to T
high
)
(C
T
= 0.01
碌F,
R
T
= 12 k鈩?
UNDERVOLTAGE LOCKOUT SECTION
Turn鈥揙n Threshold (V
CC
increasing, I
ref
= 1.0 mA)
Hysteresis
TOTAL DEVICE
Standby Supply Current
(Pin 6 at V
ref
, all other inputs and outputs open)
(V
CC
= 15 V)
(V
CC
= 40 V)
Average Supply Current
(V
[Pin 4]
= 2.0 V, C
T
= 0.001
碌F,
R
T
= 47 k鈩?. See Figure 11.
I
CC
鈥?/div>
鈥?/div>
I
S
鈥?/div>
5.5
7.0
7.0
N
Symbol
Min
Typ
Max
Unit
V
TH
I
I
鈥?/div>
0.3
3.5
0.7
4.5
鈥?/div>
V
mA
I
IB(DT)
DC
max
鈥?/div>
鈥?.0
鈥?0
碌A(chǔ)
%
90
鈥?/div>
V
TH
鈥?/div>
0
96
92
2.8
鈥?/div>
100
鈥?/div>
V
3.3
鈥?/div>
f
osc
9.7
9.5
9.0
鈥?/div>
蟽f
osc
鈭唂
osc
(鈭哣)
鈭唂
osc
(鈭員)
鈥?/div>
鈥?/div>
4.0
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
10.5
鈥?/div>
鈥?/div>
25
1.5
0.5
11.3
11.5
11.5
鈥?/div>
鈥?/div>
2.0
kHz
%
%
%
V
th
V
H
4.0
50
4.7
150
5.5
300
V
mV
mA
10
15
鈥?/div>
mA
*Standard deviation is a measure of the statistical distribution about the mean as derived from the formula;
蟽
=
危
(x
n
鈥搙)
2
n鈥?
N鈥?
http://onsemi.com
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