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CS5303 Datasheet(PDF) 3 Page - ON Semiconductor

Part No. CS5303
Description  Three−Phase Buck Controller with Integrated Gate Drivers
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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CS5303 Datasheet(HTML) 3 Page - ON Semiconductor

 
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CS5303
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3
ABSOLUTE MAXIMUM RATINGS (continued)
Pin Name
ISINK
ISOURCE
VMIN
VMAX
Pin Symbol
Voltage Feedback Compensation
Network
COMP
6.0 V
−0.3 V
1.0 mA
1.0 mA
Voltage Feedback Input
VFB
6.0 V
−0.3 V
1.0 mA
1.0 mA
Output for adjusting adaptive volt-
age positioning
VDRP
6.0 V
−0.3 V
1.0 mA
1.0 mA
Frequency Resistor
ROSC
6.0 V
−0.3 V
1.0 mA
1.0 mA
Reference Output
REF
6.0 V
−0.3 V
1.0 mA
50 mA
High−Side FET Drivers
Gate(H)1−3
20 V
−0.3 V
−2 V for 100 nS
1.5 A, 1.0 μs 200 mA DC
1.5 A, 1 μs 200 mA DC
Low−Side FET Drivers
Gate(L)1−3
16 V
−0.3 V
−2 V for 100 nS
1.5 A, 1.0 μs 200 mA DC 1.5 A, 1.0 μs 200 mA DC
Return for #1 Driver
Gnd1
0.3 V
−0.3 V
2 A, 1.0 μs 200 mA DC
N/A
Return for logic and #2 Driver
GndL2
N/A
N/A
2.0 A, 1.0 μs 200 mA DC
N/A
Return for #3 Driver
Gnd3
0.3 V
−0.3 V
2.0 A, 1.0 μs 200 mA DC
N/A
Current Sense for phases 1 − 3
CS1−CS3
6.0 V
−0.3 V
1.0 mA
1.0 mA
Current Limit Set Point
ILIM
6.0 V
−0.3 V
1.0 mA
1.0 mA
Current Sense Reference
CSREF
6.0 V
−0.3 V
1.0 mA
1.0 mA
Voltage ID DAC Inputs
VID0−4
6.0 V
−0.3 V
1.0 mA
1.0 mA
ELECTRICAL CHARACTERISTICS
(0°C < TA < 70°C; 0°C < TJ < 125°C; 4.7 V < VCCL < 14 V; 8 V < VCCH < 20 V;
CGATE(H) = 3.3 nF, CGATE(L) = 3.3 nF, RR(OSC) = 53.6 k, CCOMP = 0.1 μF, CREF = 0.1μF, DAC Code 10000, CVCC = 1.0 μF, ILIM ≥ 1 V; unless
otherwise specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
Voltage Identification DAC (0 = Connected to VSS; 1 = Open or Pull−up to 3.3 V)
Accuracy (all codes)
Measure VFB = COMP
± 1.0
%
VID4
VID3
VID2
VID1
VID0
1
1
1
1
1
1.064
1.075
1.086
V
1
1
1
1
0
1.089
1.100
1.111
V
1
1
1
0
1
1.114
1.125
1.136
V
1
1
1
0
0
1.139
1.150
1.162
V
1
1
0
1
1
1.163
1.175
1.187
V
1
1
0
1
0
1.188
1.200
1.212
V
1
1
0
0
1
1.213
1.225
1.237
V
1
1
0
0
0
1.238
1.250
1.263
V
1
0
1
1
1
1.262
1.275
1.288
V
1
0
1
1
0
1.287
1.300
1.313
V
1
0
1
0
1
1.312
1.325
1.338
V
1
0
1
0
0
1.337
1.350
1.364
V
1
0
0
1
1
1.361
1.375
1.389
V
1
0
0
1
0
1.386
1.400
1.414
V
1
0
0
0
1
1.411
1.425
1.439
V
1
0
0
0
0
1.436
1.450
1.465
V


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