CS5302
ABSOLUTE MAXIMUM RATINGS (continued)
Pin Name
Pin Symbol
PWRGD
SS
V
V
I
I
SINK
MAX
MIN
SOURCE
Power Good Output
Soft Start Capacitor
6.0 V
6.0 V
6.0 V
–0.3 V
–0.3 V
–0.3 V
1.0 mA
20 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
Voltage Feedback Compensation
Network
COMP
Voltage Feedback Input
V
6.0 V
6.0 V
–0.3 V
–0.3 V
1.0 mA
1.0 mA
1.0 mA
1.0 mA
FB
Output for Adjusting Adaptive
Voltage Position
V
DRP
Frequency Resistor
Reference Output
R
6.0 V
6.0 V
20 V
–0.3 V
–0.3 V
1.0 mA
1.0 mA
1.0 mA
50 mA
OSC
REF
High–Side FET Drivers
GATE(H)
–0.3 V DC
–2.0 V for
100 ns
1.5 A, 1.0 µs 200 mA DC 1.5 A, 1.0 µs 200 mA DC
Low Side FET Drivers
GATE(L)
16 V
–0.3 V DC
–2.0 V for
100 ns
1.5 A, 1.0 µs 200 mA DC 1.5 A, 1.0 µs 200 mA DC
Return for Logic
Return for #1 Driver
LGND
GND1
N/A
N/A
50 mA
2.0 A, 1.0 µs 200 mA DC
2.0 A, 1.0 µs 200 mA DC
1.0 mA
N/A
N/A
0.3 V
0.3 V
6.0 V
6.0 V
6.0 V
6.0 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
Return for #2 Driver
GND2
N/A
Current Sense for Phases 1–2
Current Limit Set Point
Current Sense Reference
Voltage ID DAC Inputs
CS1–CS2
1.0 mA
1.0 mA
1.0 mA
1.0 mA
I
1.0 mA
LIM
CS
1.0 mA
REF
V
ID0–3
1.0 mA
ELECTRICAL CHARACTERISTICS (0°C < T < 70°C; 0°C < T < 125°C; 4.7 V < V
< 14 V; 10 V < V
< 20 V;
CCH
A
J
CCL
C
= 3.3 nF, C
= 3.3 nF, R
= 32.4 k, C
= 1.0 nF, C = 0.1 µF, C
= 0.1 µF, DAC Code 1001, C = 1.0 µF,
VCC
GATE(H)
GATE(L)
R(OSC)
COMP
SS
REF
I
≥ 1.0 V; unless otherwise specified.)
LIM
Characteristic
Test Conditions
Min
Typ
Max
Unit
Voltage Identification DAC (0 = Connected to V ; 1 = Open or Pull–up to 3.3 V)
SS
Accuracy (all codes)
Measure V = COMP
± 1.0
%
FB
V
ID3
V
ID2
V
ID1
V
ID0
1
1
1
1
–
–
–
–
–
–
–
–
–
–
–
1.287
1.337
1.386
1.436
1.485
1.535
1.584
1.634
1.683
1.733
1.782
–
1.300
1.350
1.400
1.450
1.500
1.550
1.600
1.650
1.700
1.750
1.800
–
1.313
1.364
1.414
1.465
1.515
1.566
1.616
1.667
1.717
1.768
1.818
–
V
V
V
V
V
V
V
V
V
V
V
V
1
1
1
1
1
1
1
0
0
0
0
1
1
1
0
0
0
0
1
1
1
1
1
0
0
1
1
0
0
1
1
0
0
0
1
0
1
0
1
0
1
0
1
0
Not Allowed
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