CS5651
Absolute Maximum Ratings
Output Current, Source or Sink (Note 1) ......................................................................................................................400mA
Output Energy (capacitive load per cycle) .......................................................................................................................5.0µJ
Current Sense, Enable and Voltage ......................................................................................................................-0.3 to +5.5V
Feedback Inputs
Sync Input
High State (Voltage).............................................................................................................................................5.5V
Low State (Reverse Current)..........................................................................................................................-5.0mA
Error Amp Output Sink Current......................................................................................................................................10mA
Storage Temperature Range ................................................................................................................................-65 to +150°C
Operating Junction Temperature...................................................................................................................................+150°C
Lead Temperature Soldering
Wave Solder (through hole styles only)..........................................................................10 sec. max, 260°C peak
Reflow (SMD styles only)...........................................................................60 sec. max above 183°C, 230°C peak
Electrical Characteristics: V
CC
= 15V, R
T
= 8.2kΩ, C
T
= 3.3nF, 0°C
≤
T
A
≤
70°C [Note 2], unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
s
Reference Section
Reference Output Voltage,
V
REF
Line Regulation
Load Regulation
Total Output Variation over
Line, Load and Temperature
Output Short Circuit Current
s
Oscillator and PWM Sections
Total Frequency Variation
11V
≤
V
CC
≤
15V, T
low
≤
T
A
≤
T
high
over Line and Temperature
Frequency Change with
Voltage
Duty Cycle at each Output
SYNC Current
11V
≤
V
CC
≤
15V
Maximum
High State V
IN
= 2.4V
Low State V
IN
= 0.8V
46.0
46.5
49.0
0.2
49.5
170
80
51.5
1.0
52.0
250
160
kHz
%
%
µA
I
OUT
= 1.0mA, T
J
= 25°C
11V
≤
V
CC
≤
15V
1.0mA
≤
I
OUT
≤
10mA
4.85
30
100
4.9
5.0
2.0
3.0
5.1
20.0
25.0
5.15
V
mV
mV
V
mA
s
Error Amplifiers
Voltage Feedback Input
Input Bias Current
Open-Loop Voltage Gain
Unity Gain Bandwidth
Output Current
Output Voltage Swing
V
OUT
= 2.5V
V
FB
= 5.0V
2.0V
≤
V
OUT
≤
4.0V
T
J
= 25°C (Note 5)
Source V
OUT
= 3.0V, V
FB
= 2.3V
Sink V
OUT
= 1.2V, V
FB
= 2.7V
High State R
L
= 15kΩ to ground,
V
FB
= 2.3V
Low State R
L
= 15kΩ to V
REF
,
V
FB
= 2.7V
2
65
0.7
60
-0.45
2.00
5.0
2.42
2.50
-0.1
100
1.0
90
-1.00
12.00
6.2
0.8
1.1
2.58
-1.0
V
µA
dB
MHz
dB
mA
mA
V
V
Power Supply Rejection Ratio V
CC
= 11V to 15V
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
