cs5165 ON Semiconductor, cs5165 Datasheet - Page 4

• Manufacturer Part Number: cs5165
• Description: 5?bit Synchronous Cpu Buck Controller
• Manufacturer: ON Semiconductor

ELECTRICAL CHARACTERISTICS (continued)
(V
C
Time−Out Timer
3. Guaranteed by design, not 100% tested in production.
Fault Protection
SS Charge Time
SS Pulse Period
SS Duty Cycle
SS COMP Clamp Voltage
V
PWM Comparator
Transient Response
Minimum Pulse Width
Normal Off−Time
Extended Off−Time
Time−Out Time
Fault Duty Cycle
Enable Input
ENABLE Threshold
Shutdown delay (Note 3)
Pull−up Current
Pull−up Voltage
Input Resistance
Power Good Output
Low to High Delay
High to Low Delay
Output Low Voltage
Sink Current Limit
ID4
OFF
FB
(Blanking Time)
= V
Low Comparator
ID2
Characteristic
= V
ID1
= V
ID0
= 1; V
ID3
= 0)
;
V
V
(Charge Time/Period) × 100
V
Increase V
V
Drive V
V
V
V
V
GATE(H) Switching
ENABLE−to−GATE(H) < 2.0 V
ENABLE = 0 V
No load on ENABLE pin
ENABLE = 5.0 V, R = (5.0 V − V
V
V
V
V
C
FB
FB
FB
FB
FB
SS
FB
FB
FB
FB
FB
FB
(after Blanking time) to GATE(H) = (V
to 1.0 V
(> V
GATE(H)
= 0 V
= 0 V
= 2.7 V; V
= 1.2 to 5.0 V. 500 ns after GATE(H)
= 2.7 V
= 2.7 V, Measure GATE(H) Pulse Width
= 0V
= (0.8 × V
= V
= 2.4 V, I
= 2.4 V, PWRGD = 1.0 V
= V
CC
FB.
DAC to
FB
− 1.0 V), measure GATE(H) pulse width
FB
and C
1.2 to 5.0 V upon GATE(H) rising edge
= 0 V
till no SS pulsing and normal Off−time
PWRGD
(0.8 × V
SS
DAC
Test Conditions
GATE(L)
(0°C < T
= 0 V
) to V
http://onsemi.com
= 500 μA
DAC
DAC
= 3.3 nF; C
A
)
< +70°C; 0°C < T
4
PULLUP
OFF
CC
)/I
= 330 pF; C
ENABLE
−1.0 V)
J
< +125°C; 8.0 V < V
SS
0.50
1.30
Min
= 0.1 μF, unless otherwise specified.)
1.6
1.0
0.9
1.0
5.0
0.8
3.0
0.5
25
50
10
30
10
30
30
−
−
−
CC
0.95
1.15
Typ
100
100
150
3.3
3.3
1.0
1.6
8.0
3.0
7.0
1.8
0.2
4.0
30
50
20
65
75
< 14 V; 2.8 DAC Code:
Max
1.10
12.0
1.30
15.0
200
150
250
110
120
5.0
6.0
1.1
2.3
3.0
0.3
50
70
15
50
−
Unit
mA
ms
ms
μA
kΩ
ns
ns
μs
μs
μs
μs
μs
μs
%
%
V
V
V
V
V