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CS5157 датащи(PDF) 2 Page - Cherry Semiconductor Corporation

номер детали CS5157
подробное описание детали  CPU 5-Bit Synchronous Buck Controller
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производитель  CHERRY [Cherry Semiconductor Corporation]
домашняя страница  http://www.cherrycorp.com/
Logo CHERRY - Cherry Semiconductor Corporation

CS5157 датащи(HTML) 2 Page - Cherry Semiconductor Corporation

  CS5157 Datasheet HTML 1Page - Cherry Semiconductor Corporation CS5157 Datasheet HTML 2Page - Cherry Semiconductor Corporation CS5157 Datasheet HTML 3Page - Cherry Semiconductor Corporation CS5157 Datasheet HTML 4Page - Cherry Semiconductor Corporation CS5157 Datasheet HTML 5Page - Cherry Semiconductor Corporation CS5157 Datasheet HTML 6Page - Cherry Semiconductor Corporation CS5157 Datasheet HTML 7Page - Cherry Semiconductor Corporation CS5157 Datasheet HTML 8Page - Cherry Semiconductor Corporation CS5157 Datasheet HTML 9Page - Cherry Semiconductor Corporation Next Button
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Pin Name
Max Operating Voltage
Max Current
VCC1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25mA DC/1.5A peak
VCC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20mA DC/1.5A peak
SS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-100µA
COMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .200µA
VFB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.2µA
COFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.2µA
VFFB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.2µA
VID0 - VID4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-50µA
VGATE(H) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100mA DC/1.5A peak
VGATE(L) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16V/-0.3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100mA DC/1.5A peak
LGnd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25mA
PGnd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100mA DC/1.5A peak
Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0° to 150°C
Lead Temperature Soldering
Reflow (SMD styles only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60 sec. max above 183°C, 230°C peak
Storage Temperature Range, TS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .−65° to 150°C
ESD Susceptibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2kV
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Electrical Characteristics: 0°C < TA < +70°C; 0°C < TJ < +85°C; 8V < VCC1 < 14V; 5V < VCC2 < 14V; DAC Code: VID4 = VID2 =
VID1 = VID0 = 1; VID3 = 0; CVGATE(L) and CVGATE(H) = 1nF; COFF = 330pF; CSS = 0.1µF, unless otherwise specified.
Absolute Maximum Ratings
s
Error Amplifier
VFB Bias Current
VFB = 0V
0.3
1.0
µA
Open Loop Gain
1.25V < VCOMP < 4V; Note 1
50
60
dB
Unity Gain Bandwidth
Note 1
500
3000
kHz
COMP SINK Current
VCOMP = 1.5V; VFB = 3V; VSS > 2V
0.4
2.5
8.0
mA
COMP SOURCE Current
VCOMP = 1.2V; VFB = 2.7V; VSS = 5V
30
50
70
µA
COMP CLAMP Current
VCOMP = 0V; VFB = 2.7V
0.4
1.0
1.6
mA
COMP High Voltage
VFB = 2.7V; VSS = 5V
4.0
4.3
5.0
V
COMP Low Voltage
VFB =3V
160
600
mV
PSRR
8V < VCC1 < 14V @ 1kHz; Note 1
60
85
dB
s
VCC1 Monitor
Start Threshold
Output switching
3.75
3.90
4.05
V
Stop Threshold
Output not switching
3.70
3.85
4.00
V
Hysteresis
Start-Stop
50
mV
s
DAC
Input Threshold
VID0, VID1, VID2, VID3, VID4
1.00
1.25
2.40
V
Input Pull Up Resistance
VID0, VID1, VID2, VID3, VID4
25
50
100
kΩ
Pull Up Voltage
4.85
5.00
5.15
V
Accuracy
Measure VFB = VCOMP, 25°C ≤ TJ ≤ 85°C
1.0
%
VID4 VID3VID2 VID1 VID0
0
1
1
1
1
1.2870
1.3000
1.3130
V
0
1
1
1
0
1.3365
1.3500
1.3635
V
0
1
1
0
1
1.3860
1.4000
1.4140
V
0
1
1
0
0
1.4355
1.4500
1.4645
V
0
1
0
1
1
1.4850
1.5000
1.5150
V
0
1
0
1
0
1.5345
1.5500
1.5655
V
0
1
0
0
1
1.5840
1.6000
1.6160
V
0
1
0
0
0
1.6335
1.6500
1.6665
V
0
0
1
1
1
1.6830
1.7000
1.7170
V
0
0
1
1
0
1.7325
1.7500
1.7675
V
0
0
1
0
1
1.7820
1.8000
1.8180
V


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