CS5166
Electrical Characteristics: 0˚C < T
A
< 70˚C; 0˚C < T
J
< 125˚C; 8V < V
CC
< 14V; 2.0V DAC Code
(V
ID4
= V
ID3
= V
ID2
= V
ID1
=0, V
ID0
= 1), C
GATE(H
) = C
GATE(L)
= 3.3nF, C
OFF
= 330pF, C
SS
= 0.1µF; Unless otherwise stated.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
s
Fault Protection continued
SS Comp Clamp Voltage
V
FB
Low Comparator
s
PWM Comparator
Transient Response
V
FB
= 1.2V to 5V 500ns after GATE(H)
(after Blanking time) to
GATE(H) = (V
CC
– 1V)
to 1V
Minimum Pulse Width
(Blanking Time)
Drive V
FB
1.2V to 5V upon GATE(H)
rising edge (> V
CC
– 1V), measure
GATE(H) pulse width
s
C
OFF
Normal Off-Time
Extended Off-Time
s
Time-Out Timer
Time-Out Time
Fault Duty Cycle
V
FB
= 2.7V, Measure GATE(H)
Pulse Width
V
FB
= 0V
30
50
70
%
10
30
50
µs
V
FB
= 2.7V
V
SS
= V
FB
= 0V
1.0
5.0
1.6
8.0
2.3
12.0
µs
µs
100
200
300
ns
115
175
ns
V
FB
= 2.7V, V
SS
= 0V
Increase V
FB
till normal off-time
0.50
0.9
0.95
1.0
1.10
1.1
V
V
s
Voltage Identification DAC
Accuracy
(all codes except 11111)
Measure V
FB
= COMP, (C
OFF
= Gnd)
V
ID4
V
ID3
V
ID2
V
ID1
V
ID0
25˚C
≤
T
J
≤
125˚C, V
CC
= 12V
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
1
0
1
4
-1.0
3.489
3.390
3.291
3.192
3.093
2.994
2.895
2.796
2.697
2.598
2.499
2.400
2.301
2.202
2.103
2.054
2.004
1.955
1.905
3.525
3.425
3.325
3.225
3.125
3.025
2.925
2.825
2.725
2.625
2.525
2.425
2.325
2.225
2.125
2.075
2.025
1.975
1.925
1.0
3.560
3.459
3.358
3.257
3.156
3.055
2.954
2.853
2.752
2.651
2.550
2.449
2.348
2.247
2.146
2.095
2.045
1.994
1.944
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
