參數(shù)資料
型號(hào): ISL6741IV
廠商: INTERSIL CORP
元件分類: 穩(wěn)壓器
英文描述: Flexible Double Ended Voltage and Current Mode PWM Controllers
中文描述: 0.5 A SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, PDSO16
封裝: PLASTIC, MO-153-AB, TSSOP-16
文件頁(yè)數(shù): 7/29頁(yè)
文件大?。?/td> 639K
代理商: ISL6741IV
7
Absolute Maximum Ratings
Thermal Information
Supply Voltage, V
DD
. . . . . . . . . . . . . . . . . . . GND - 0.3V to +20.0V
OUTA, OUTB, Signal Pins . . . . . . . . . . . . . . . . .GND - 0.3V to V
REF
VREF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 6.0V
Peak GATE Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5A
ESD Classification
Human Body Model (Per MIL-STD-883 Method 3015.7) . . .1500V
Charged Device Model (Per EOS/ESD DS5.3, 4/14/93) . . .1000V
Operating Conditions
Temperature Range
ISL6740Ix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40
o
C to 105
o
C
ISL6741Ix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40
o
C to 105
o
C
Supply Voltage Range (Typical). . . . . . . . . . . . . . . . . 9VDC-16 VDC
Thermal Resistance Junction to Ambient (Typical)
16 Lead SOIC (Note 1) . . . . . . . . . . . . . . . . . . . . . .
16 Lead TSSOP (Note 1). . . . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature . . . . . . . . . . . . . . . -55
o
C to 150
o
C
Maximum Storage Temperature Range. . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300
o
C
(SOIC, TSSOP- Lead Tips Only)
θ
JA
(
o
C/W)
77
102
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:
1.
θ
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
2. All voltages are with respect to GND.
Electrical Specifications
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
Schematic. 9V < V
DD
< 20 V, R
TD
= 51.1k
, R
TC
= 10k
, C
T
= 470pF, T
A
= -40
o
C to 105
o
C (Note 4), Typical
values are at T
A
= 25
o
C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
SUPPLY VOLTAGE
Start-Up Current, I
DD
V
DD
< START Threshold
-
95
140
μ
A
Operating Current, I
DD
R
LOAD
, C
OUTA,B
= 0
-
5.0
8.0
mA
C
OUTA,B
= 1nF
-
7.0
12.0
mA
UVLO START Threshold
6.50
7.25
8.00
V
UVLO STOP Threshold
6.00
6.75
7.50
V
Hysteresis
0.25
0.50
0.75
V
REFERENCE VOLTAGE
Overall Accuracy
I
VREF
= 0, -20mA
T
A
= 125
o
C, 1000 hours (Note 4)
4.900
5.000
5.050
V
Long Term Stability
-
3
-
mV
Fault Voltage
4.10
4.55
4.75
V
VREF Good Voltage
4.25
4.75
V
REF
-.05
V
Hysteresis
75
165
250
mV
Operational Current (source)
-20
-
-
mA
Operational Current (sink)
5
-
-
mA
Current Limit
-25
-
-100
mA
CURRENT SENSE
Current Limit Threshold
V
ERROR
= V
REF
0.55
0.6
0.65
V
CS to OUT Delay
-
35
50
ns
CS Sink Current
-
10
-
mA
Input Bias Current
-1.00
-
1.00
μ
A
CS to PWM Comparator Input Offset (ISL6741)
(Note 4)
-
80
-
mV
Gain (ISL6741)
A
CS
=
V
ERROR
/
V
CS
(Note 4)
-
4
-
V/V
ISL6740, ISL6741
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