ISL6721 Intersil Corporation, ISL6721 Datasheet - Page 6

• Manufacturer Part Number: ISL6721
• Description: Flexible Single Ended Current Mode PWM Controller
• Manufacturer: Intersil Corporation

Electrical Specifications
SOFT-START
Charging Current
Charged Threshold Voltage
Initial Over Current Discharge Current
Sustained Over Current Threshold Voltage
Fault Discharge Current
Reset Threshold Voltage
SLOPE COMPENSATION
Charge Current
Slope Compensation Gain
Discharge Voltage
GATE OUTPUT
Gate Output Limit Voltage
Gate VOH
Gate VOL
Peak Output Current
Output “Faulted” Leakage
Rise Time
Fall Time
Minimum ON time
OVER CURRENT PROTECTION
Minimum ISET Voltage
Maximum ISET Voltage
Restart Delay
OV & UV VOLTAGE MONITOR
Over Voltage Threshold
Under Voltage Fault Threshold
Under Voltage Clear Threshold
Under Voltage Hysteresis Voltage
PARAMETER
6
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
schematic. 9V < V
are at T
A
= 25
o
C (Continued)
CC
SS = 2V
Sustained OC Threshold < SS <
Charged Threshold
Charged Threshold minus
SS = 2V
SLOPE = 2V, 0 - 105
-40 - 105
Fraction of slope voltage added to
I
V
V
I
V
I
GATE - PGND, IOUT = 150mA
V
(Note 5)
V
GATE = 2V
V
1V < GATE < 9V
V
1V < GATE < 9V
ISET = 0.5V; V
ISENSE to GATE w/10:1 Divider
RTCT = 4.75V through 1kΩ
(Note 5)
(Note 5)
SENSE
OUT
OUT
RTCT
C
C
C
C
C
C
= V
= 20V, C
- GATE, V
= 20V, C
= 20V, UV = 0V, GATE = 0V
= 20V, C
= 20V, C
C
= 0mA
= 150mA
TEST CONDITIONS
< 20V ±10%, Rt = 11kΩ, Ct = 330 pF, T
= 4.5V
(Note 5)
o
C
ISL6721
GATE
GATE
GATE
GATE
C
FB
= 10V,
IOUT = 10mA
= 0V; VC = 11V
= 1nF
= 1nF,
= 1nF
= 1nF
o
C
0.095
0.095
MIN
4.26
0.25
0.22
11.0
1.38
1.41
150
-40
-45
-41
1.2
1.2
2.4
30
20
-
-
-
-
-
-
-
-
-
A
= -40 to 105
0.125
0.100
TYP
4.50
0.27
13.5
1.45
1.53
295
-55
-53
-53
1.0
0.1
1.5
1.2
0.6
1.0
2.6
2.5
40
60
15
50
-1
-
-
-
o
C (Note 3), Typical values
0.155
0.105
MAX
4.74
0.31
16.0
0.35
1.52
1.62
100
110
445
100
-70
-65
-65
0.2
2.2
1.5
0.8
-50
2.6
55
40
-
-
-
-
UNITS
mA
V/V
mA
mS
mV
µA
µA
µA
µA
nS
nS
nS
V
V
V
V
V
V
V
A
V
V
V
V
V