ISL6844 INTERSIL [Intersil Corporation], ISL6844 Datasheet - Page 4

• Manufacturer Part Number: ISL6844
• Description: Improved Industry Standard Single Ended Current Mode PWM Controller
• Manufacturer: INTERSIL [Intersil Corporation]

Absolute Maximum Ratings
Supply Voltage, V
OUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to V
Signal Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 6.0V
Peak GATE Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1A
ESD Classification
Operating Conditions
Temperature Range
Supply Voltage Range (Typical)
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
Electrical Specifications
UNDERVOLTAGE LOCKOUT
START Threshold (ISL6843, ISL6845)
START Threshold (ISL6842, ISL6844)
STOP Threshold (ISL6843, ISL6845)
STOP Threshold (ISL6842, ISL6844)
Hysteresis (ISL6843, ISL6845)
Hysteresis (ISL6842, ISL6844)
Start-Up Current, I
Operating Current, I
Operating Supply Current, I
REFERENCE VOLTAGE
Overall Accuracy
Long Term Stability
Fault Voltage
VREF Good Voltage
Hysteresis
Current Limit, Sourcing
Current Limit, Sinking
CURRENT SENSE
Input Bias Current
CS Offset Voltage
COMP to PWM Comparator Offset Voltage
Input Signal, Maximum
1. θ
2. All voltages are with respect to GND.
Human Body Model (Per MIL-STD-883 Method 3015.7) . . .2000V
Charged Device Model (Per EOS/ESD DS5.3, 4/14/93) . . .1000V
ISL684xIx . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40
ISL6843/5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9V-16V
ISL6842/4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V-18V
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
DD
DD
PARAMETER
DD
. . . . . . . . . . . . . . . . . . . GND - 0.3V to +20.0V
D
4
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
schematic. V
T
A
= 25
o
ISL6842, ISL6843, ISL6844, ISL6845
C
DD
= 15V (Note 6), Rt = 10kΩ, Ct = 3.3nF, T
o
V
(Note 4)
Includes 1nF GATE loading
Over line (V
temp
T
V
V
V
C to 105
DD
A
CS
CS
CS
DD
= 125
= 1V
= 0V (Note 5)
= 0V (Note 5)
< START Threshold
+ 0.3V
TEST CONDITIONS
o
o
C, 1000 hours (Note 5)
C
DD
= 12V to 18V), load,
Thermal Information
Thermal Resistance (Typical, Note 1)
Maximum Junction Temperature . . . . . . . . . . . . . . . -55
Maximum Storage Temperature Range . . . . . . . . . -65
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300
SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MSOP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(SOIC- Lead Tips Only)
A
= -40 to 105
4.925
MIN
13.3
4.40
4.60
0.80
0.91
-1.0
7.8
6.7
8.0
-20
50
95
5
-
-
-
-
-
-
o
C (Note 3), Typical values are at
5.000
TYP
14.3
4.65
4.80
1.15
0.97
165
100
8.4
7.2
8.8
0.8
5.4
3.3
4.1
60
5
-
-
-
VREF-0.05
5.050
MAX
15.3
4.85
1.30
1.03
100
250
105
9.0
7.7
9.6
4.0
5.5
1.0
-
-
-
-
-
o
o
θ
C to 150
C to 150
JA
UNITS
mA
mA
mV
mV
mA
mA
mV
µA
µA
100
130
V
V
V
V
V
V
V
V
V
V
(
o
C/W)
o
o
o
C
C
C