CS5101 Cherry Semiconductor Corporation, CS5101 Datasheet - Page 3

• Manufacturer Part Number: CS5101
• Description: Secondary Side Post Regulator for AC/DC and DC/DC Multiple Output Converters
• Manufacturer: Cherry Semiconductor Corporation

Note 1: Guaranteed by design. Not 100% tested in production.
Current Sense Amplifier: continued
Input Offset Voltage
Input Bias Currents
Input Offset Current (IS
Input Signal Voltage Range
RAMP/SYNC Generator
Ramp Source Current Initial
Accuracy
Ramp Source Current
Ramp Sink Current
RAMP Peak Voltage
RAMP Valley Voltage
RAMP Dynamic Range
RAMP Sleep Threshold Voltage
SYNC Threshold
SYNC Input Bias Current
Output Stage
V
V
V
V
V
V
General
I
I
I
I
I
I
UVLO Start Voltage
UVLO Stop Voltage
UVLO Hysteresis
Leading Edge, t
Trailing Edge, t
CC
CC
CC
CC
C
C
G
G
G
G
G
D
, Operating High
, Operating Low
, High
, Low
, Operating
Rise Time
Fall Time
Resistance to Gnd
Resistance to Gnd
in UVL
in Sleep Mode High
In Sleep Mode Low
PARAMETER
DELAY
DELAY
+
, IS
-
)
V
(Note 1)
V
V
V
V
V
V
V
V
V
Switch V
V
Switch V
V
Remove supplies; V
Remove supplies; V
V
V
V
V
V
V
V
V
V
V
(Note 1)
V
V
IS
IS
SYNC
SYNC
SYNC
SYNC
SYNC
RAMPDR
RAMP
SYNC
SYNC
SYNC
SYNC
CC
CC
SYNC
CC
RAMP
RAMP
SYNC
C
SYNC
SYNC
SYNC
+ = 2.5V; V
+ = V
= 75V
TEST CONDITIONS
= 15V; measure 2V to 8V
= 15V; measure 8V to 2V
= 6V
Electrical Characteristics: continued
= 5V; IV
= 0V; IV
= 5V, V
= 5V; V
= 0V; V
= 5V
= 0V
@ V
= 0V; I
= 5V
= 5V; V
= 5V; V
= 2.5V to V
= 2.5V to V
@ V
= 0V; V
= 0V; V
IS
SYNC
SYNC
= V
- = 0V; I
RAMP
REF
RAMPPK
SYNC
IS
High; C
Low; C
RAMP
RAMP
RAMP
FB
FB
< 2.0V
CC
CC
G
G
- = V
> 2.5V
= V
= V
= 200mA, V
= 200mA
= 45V
= 10V
IS
G
G
flows out of pin
= 8V
= 2V
flows out of pins
= 2.5V ; T = 25¡C
= 2.5V
= 2.5V
G
D
IS
IS
ISCOMP
Ð V
G
= 10V
Ð = 0V;
Ð = 0V; V
= 10V
G
3
= 1nF
= 1nF;
RAMPVY
C
Ð V
C
= 8V
G
MIN
-8
-250
-0.3
0.18
0.16
1.0
3.3
1.4
1.7
0.3
2.3
500
7.4
6.4
0.8
TYP
0
20
0
0.20
0.20
4.0
3.5
1.5
2.0
0.6
2.5
1
1.6
0.9
30
40
50
1500
12
300
80
20
4
3
8.0
7.0
1.0
280
750
V
MAX
CC
8
250
250
0.22
0.24
3.7
1.6
2.3
1.0
2.7
20
2.5
1.5
100
18
500
200
50
8
6
9.2
8.3
1.2
75
100
-4.0
UNIT
mV
nA
nA
V
mA
mA
mA
V
V
V
V
V
µA
V
V
ns
ns
k½
½
mA
µA
µA
µA
mA
mA
V
V
V
ns
ns