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CS4124 Datasheet PDF : 12 Pages
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CS4124
ELECTRICAL CHARACTERISTICS (4.0 V ≤ VCC ≤ 26 V; –40°C < TJ < 125°C; unless otherwise specified.)
Characteristic
Test Conditions
Min
Typ
VCC Supply
Operating Current Supply
7.0 V ≤ VCC ≤ 18 v
4.0 V ≤ VCC < 7.0 V, 18 V < VCC ≤ 26 V
–
5.0
–
–
Quiescent Current
Overvoltage Shutdown
VCC = 12 V
–
–
170
26.5
–
Control (CTL)
Control Input Current
CTL = 0 V to 5.0 V
–2.0
0.1
Sleep Mode Threshold
–
8.0%
10%
Sleep Mode Hysteresis
Control Sense
7.0 V ≤ VCC ≤ 26 V
4.0 V ≤ VCC < 7.0 V
50
100
10
–
Differential Voltage Sense
IADJ Input Current
Linear Regulator
7.0 V ≤ VCC ≤ 18 V:
IADJ = 1.0 V and RCS1 = 51 Ω
IADJ = 4.0 V and RCS1 = 51 Ω
4.0 V ≤ VCC < 7.0 V:
IADJ = 1.0 V and RCS1 = 51 Ω
18 V < VCC ≤ 26 V:
IADJ = 1.0 V and RCS1 = 51 Ω
IADJ = 4.0 V and RCS1 = 51 Ω
4.0 V ≤ VCC ≤ 26 V, IADJ = 0 V to 5.0 V
18
–
104
–
15
–
15
–
102
–
–2.0
0.3
Output Voltage, VREG
Inhibit
VCC = 4.0 V
VCC = 13.2 V
VCC = 26 V
2.0
–
4.85
–
4.85
–
Inhibit Threshold
–
40%
50%
Inhibit Hysteresis
4.0 V ≤ VCC ≤ 7.0 V
7.0 V ≤ VCC ≤ 26 V
100
–
150
325
External Drive (OUTPUT)
Output Frequency
Voltage to Duty Cycle Conversion
Output Rise Time
Output Fall Time
4.0 V ≤ VCC < 7.0 V:
ROSC = 93.1 kΩ, COSC = 470 pF
7.0 V ≤ VCC ≤ 18 V:
ROSC = 93.1 kΩ, COSC = 470 pF
18 V < VCC ≤ 26 V:
ROSC = 93.1 kΩ, COSC = 470 pF
4.0 V ≤ VCC < 7.0 V:
VCC = 13 V, CTL = 1.0 V
VCC = 13 V, CTL = 2.0 V
7.0 V ≤ VCC ≤ 18 V:
VCC = 13 V, CTL = 30% VREG
VCC = 13 V, CTL = 55.8% VREG
18 V < VCC ≤ 26 V:
VCC = 13 V, CTL = 1.5 V
VCC = 13 V, CTL = 3.5 V
4.0 V ≤ VCC ≤ 26 V:
RGATE = 6.0 Ω, CGATE = 5.0 nF
4.0 V ≤ VCC ≤ 26 V:
RGATE = 6.0 Ω, CGATE = 5.0 nF
10
–
17
20
17
20
65
–
100
–
28.3
–
56.0
–
11.8
–
34.2
–
–
.25
–
.30
Max Unit
10
mA
15
mA
275
µA
29
V
2.0
12%
150
150
µA
VREG
mV
mV
34
mV
125
mV
39
mV
39
mV
130
mV
2.0
µA
–
V
5.15
V
5.20
V
60%
500
500
VREG
mV
mV
25
kHz
23
kHz
25
kHz
75
%
–
%
36.3
%
64.0
%
21.8
%
44.2
%
1.0
µs
1.0
µs
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