isl6755 Intersil Corporation, isl6755 Datasheet - Page 6

• Manufacturer Part Number: isl6755
• Description: Zvs Full-bridge Pwm Controller With Average Current Limit
• Manufacturer: Intersil Corporation

Electrical Specifications
NOTES:
CTBUF Offset from GND
CTBUF VOH
CTBUF VOL
SOFT-START
Charging Current
SS Clamp Voltage
SS Discharge Current
Reset Threshold Voltage
OUTPUTS
High Level Output Voltage (VOH)
Low Level Output Voltage (VOL)
Rise Time
Fall Time
UVLO Output Voltage Clamp
THERMAL PROTECTION
Thermal Shutdown
Thermal Shutdown Clear
Hysteresis, Internal Protection
4. Limits established by characterization and are not production tested.
5. This is the maximum duty cycle achievable using the specified values of RTD and CT. Larger or smaller maximum duty cycles may be obtained
6. Adjust V
using other values for these components. See Equations 1 through 5.
DD
below the UVLO stop threshold prior to setting at 7V.
PARAMETER
6
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
schematic. 9V < V
T
Temperature limits established by characterization and are not production tested. (Continued)
A
= +25°C; Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified.
DD
V
ΔV(I
V
ΔV(I
V
SS = 3V
SS = 2V
T
I
I
C
C
V
(Note 4)
(Note 4)
(Note 4)
OUT
OUT
A
CT
CT
CT
DD
< 20V, RTD = 10.0kΩ, CT = 470pF, T
OUT
OUT
= +25°C
LOAD
LOAD
= 0.8V
= 2.6V
= 0.8V
= 7V, I
= -10mA, V
= 10mA, VOL - GND
= 220pF, V
= 220pF, V
TEST CONDITIONS
= 0mA, I
= 2mA, I
ISL6755
LOAD
DD
DD
DD
= 1mA (Note 6)
LOAD
LOAD
= 15V (Note 4)
= 15V (Note 4)
- VOH
= -2mA),
= 0mA),
A
4.410
MIN
0.34
0.23
= -40°C to +105°C, Typical values are at
-60
10
-
-
-
-
-
-
-
-
-
-
4.500
TYP
0.40
0.27
110
140
125
-70
0.5
0.5
90
15
-
-
-
-
4.590
MAX
0.44
0.10
0.10
0.33
1.25
200
150
-80
1.0
1.0
-
-
-
-
September 29, 2008
UNITS
mA
µA
ns
ns
°C
°C
°C
FN6442.1
V
V
V
V
V
V
V
V