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PRODUCT SPECIFICATION
RC4191/RC4192/RC4193
4
Electrical Characteristics
(+V
S
= +6.0V, I
C
= 5.0
m
A, and T
A
= +25
°
C unless otherwise noted.)
Parameters
+V
S
V
REF
Conditions
4191
Typ Max Min
30
1.29 1.31 1.33 1.27 1.31 1.35 1.24 1.31 1.38
4192
Typ Max Min
30
4193
Typ Max
Units
V
V
Min
2.2
Supply Voltage
Reference
Voltage (Internal)
Switch Current
Supply Current
2.2
2.2
24
I
SW
I
SY
V
3
= 400 mV
Measure at Pin 5
I
3
= 0
100
200
215
100
200
215
100
200
215
mA
m
A
300
300
300
ef
Efficiency
Line Regulation
Load Regulation
85
0.04
0.2
85
0.04
0.2
85
0.04
0.2
%
0.5 V
O
< V
S
< V
O
V
S
= +0.5 V
OUT
P
L
= 150 mW
0.2
0.5
0.5
0.5
0.5
0.5
% V
O
% V
O
L
I
F
O
Operating
Frequency Range
Reference Set
Current
Switch Leakage
Current
Supply Current
(Disabled)
Low Battery Bias
Current
Capacitor
Charging Current
Oscillator
Frequency
Tolerance
Capacitor
Threshold
Voltage +
Capacitor
Threshold
Voltage –
Feedback Input
Current
Low Battery
Output Current
0.1
25
75
0.1
25
75
0.1
25
75
kHz
I
C
1.0
5.0
50
1.0
5.0
50
1.0
5.0
50
m
A
I
CO
V
3
= 24V (4193),
30V (4191/2)
V
C
£
200 mV
0.01
5.0
0.01
5.0
0.01
5.0
m
A
I
SO
0.1
5.0
0.1
5.0
0.1
5.0
m
A
I
1
V
1
= 1.2V
0.7
0.7
0.7
m
A
I
CX
8.6
8.6
8.6
m
A
±
10
±
10
±
10
%
+V
THX
1.4
1.4
1.4
V
-V
THX
0.5
0.5
0.5
V
I
FB
V
7
= 1.3V
0.1
0.1
0.1
m
A
I
LBD
V
8
= 0.4V,
V
1
= 1.1V
500 1500
500 1500
500 1500
m
A