CS5302
ELECTRICAL CHARACTERISTICS (continued) (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
0
0
0
0
0
0
0
0
1
1
0
0
1
0
1
0
Not Allowed
Not Allowed
Not Allowed
Not Allowed
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Input Threshold
V
, V , V , V
1.00
25
3.15
1.25
50
3.30
1.50
100
3.45
V
ID3
ID3
ID2
ID1
ID0
Input Pull–up Resistance
Pull–up Voltage
V
, V , V , V
kΩ
V
ID2
ID1
ID0
–
Power Good Output
Power Good Fault Delay
CS
CS
CS
= V
to V ± 15%
DAC
25
–
50
0.25
0.1
–11
11
125
0.40
10
µs
V
REF
REF
REF
DAC
Output Low Voltage
Output Leakage Current
Lower Threshold
= 1.0 V, I
= 4.0 mA
PWRGD
= 1.6 V, PWRGD = 5.5 V
–
µA
%
%
% of Nominal VID Code
% of Nominal VID Code
–14
8
–8
Upper Threshold
14
Voltage Feedback Error Amplifier
1.2 V < V < 1.9 V
V
Bias Current (Note 1.)
9.0
15
10.3
30
11.5
60
µA
µA
FB
FB
COMP Source Current
COMP = 0.5 V to 2.0 V;
V
FB
= 1.75 V; DAC = 0101
COMP Sink Current
15
30
60
µA
COMP = 0.5 V to 2.0 V;
V
FB
= 1.85 V; DAC = 0101
V
FB
V
FB
= 1.75 V COMP Open; DAC = 0101
= 1.85 V COMP Open; DAC = 0101
COMP Max Voltage
COMP Min Voltage
2.4
–
2.7
0.1
–
V
V
0.2
–10 µA < I
< +10 µA
Transconductance
Output Impedance
Open Loop DC Gain
–
–
32
2.5
90
–
–
–
mmho
MΩ
COMP
–
Note 2.
60
dB
0.01 µF COMP Capacitor
Unity Gain Bandwidth
PSRR @ 1.0 kHz
–
–
400
70
–
–
kHz
dB
–
Soft Start
Soft Start Charge Current
0.2 V ≤ SS ≤ 3.0 V
15
4.0
3.0
3.3
0.20
30
7.5
4.0
4.0
0.27
50
13
µA
µA
–
Soft Start Discharge Current
0.2 V ≤ SS ≤ 3.0 V
Hiccup Mode Charge/Discharge Ratio
Peak Soft Start Charge Voltage
–
–
–
–
4.2
0.34
V
Soft Start Discharge Threshold Voltage
V
1. The V Bias Current changes with the value of R
per Figure 2.
OSC
FB
2. Guaranteed by design. Not tested in production.
http://onsemi.com
4
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
