CS51021A ONSEMI [ON Semiconductor], CS51021A Datasheet - Page 4

• Manufacturer Part Number: CS51021A
• Description: Enhanced Current Mode PWM Controller
• Manufacturer: ONSEMI [ON Semiconductor]

ELECTRICAL CHARACTERISTICS
3.0 V < V
Oscillator
Synchronization (CS51021A/3A)
SLEEP (CS51022A/4A)
GATE Driver
SLOPE Compensation
3. Guaranteed by design, not 100% tested in production.
Accuracy
Voltage Stability
Temperature Stability
Min Charge & Discharge Time
Duty Cycle Accuracy
Peak Voltage
Valley Voltage
Valley Clamp Voltage
Discharge Current
Discharge Current
Input Threshold
Output Pulsewidth
Output High Voltage
Input Resistance
Drive Delay
Output Drive Current
SLEEP Input Threshold
SLEEP Input Current
I
HIGH Voltage
LOW Voltage
HIGH Voltage Clamp
LOW Voltage Clamp
Peak Current
UVL Leakage
RISE Time
FALL Time
Charge Current
COMP Gain
Discharge Voltage
CC
@ SLEEP
C
Characteristic
< 20 V, 8.2 V < V
CC
< 20 V, R
CS51021A, CS51022A, CS51023A, CS51024A
R
Delta Frequency 8.2 V < V
T
(Note 3)
R
(Note 3)
(Note 3)
10 k Resistor to ground on R
TA = 25°C, Note 3
I
(Note 3)
SYNC to GATE RESET
1.0 k Load
Active High
V
V
Measure V
Measure GATE − PGND, 150 mA SINK
V
Measured at 10 mA Output Current
V
V
Load = 1.0 nF, 1.0 V < GATE < 9.0 V,
V
Load = 1.0 nF, 9.0 V > GATE > 1 .0 V,
V
SLOPE = 2.0 V
Fraction of slope voltage added to I
(Note 3)
SYNC = 0 V
SYNC
MIN
T
T
SLEEP
CC
C
C
C
C
C
T
(Unless otherwise stated, specifications apply for −40°C < T
= 12 k, C
= 12 k, C
= 20 V, 1.0 nF
= 20 V, 1.0 nF, (Note 3)
= 20 V measured at 0 V
= 20 V, T
= 20 V
= 12 kW, C
≤ 15 V
< T
= 100 mA
= 4.0 V
A
C
< T
− GATE, V
A
T
T
MAX,
Test Conditions
= 390 pF
= 390 pF
= 25°C
T
= 390 pF)
(Note 3)
http://onsemi.com
−
−
−
C
= 10 V, 150 mA Load
CC
T
4
< 20 V
C
T
SENSE
,
0.333
0.925
0.095
1.25
Min
230
160
−63
1.2
0.8
1.0
3.5
1.0
70
35
80
11
11
−
−
−
−
−
−
−
−
−
−
−
−
−
A
< 85°C, −40°C < T
0.100
13.5
−1.0
Typ
255
260
120
−53
2.0
8.0
3.0
1.5
1.4
1.0
1.0
1.5
4.3
2.0
1.5
1.5
1.2
0.6
1.0
0.1
77
70
25
50
60
15
−
1.075
0.105
Max
280
400
140
150
100
−50
100
−43
3.0
1.6
1.2
2.7
4.8
3.5
2.7
2.2
1.5
0.8
0.2
83
46
16
40
J
−
−
−
−
−
< 150°C,
Unit
kHz
V/V
mA
mA
mA
kW
mA
mA
mA
mA
ms
ns
ns
ns
ns
%
%
%
V
V
V
V
V
V
V
V
V
V
A
V