參數(shù)資料
型號: ISL6722A
廠商: Intersil Corporation
元件分類: DRAM
英文描述: 1024 x 9 x 2 Asynchronous Bidirectional FIFO Memory 44-PLCC 0 to 70
中文描述: 靈活的單端電流模式PWM控制器
文件頁數(shù): 5/23頁
文件大小: 428K
代理商: ISL6722A
5
FN9237.0
October 19, 2005
Absolute Maximum Ratings
Thermal Information
Supply Voltage, V
CC,
V
C
. . . . . . . . . . . . . . . . GND - 0.3V to +20.0V
GATE . . . . . . . . . . . . . . . . GND - 0.3V to Gate Output Limit Voltage
PGND to LGND
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .±
0.3V
VREF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 5.3V
Signal Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to VREF
Peak GATE Current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1A
ESD Classification
Human Body Model (Per JESD22-A114C.01) . . . . . . . . . . .1250V
Charged Device Model (Per JESD22-C101-A) . . . . . . . . . .1000V
Operating Conditions
Temperature Range
ISL6722AAxZ . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to 105°C
ISL6723AAxZ . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to 105°C
Supply Voltage Range (Typical). . . . . . . . . . . . . . . . . . . . 9-18 VDC
Thermal Resistance (Typical)
16 Lead SOIC (Note 1) . . . . . . . . . . . . . . . . . . . . . .
16 Lead TSSOP (Note 1). . . . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature . . . . . . . . . . . . . . . .-55°C to 150°C
Maximum Storage Temperature Range. . . . . . . . . . .-65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300°C
(SOIC, TSSOP - Lead Tips Only)
θ
JA
(°C/W)
80
105
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
CC
= V
C
< 20V, Rt = 11k
, Ct = 330pF, T
A
= -40 to 105°C (Note 3),
Typical values are at T
A
= 25°C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
UNDERVOLTAGE LOCKOUT
START Threshold (ISL6722A)
SLEEP = 0V
7.95
8.25
8.55
V
START Threshold (ISL6723A)
12.4
13.0
13.4
V
STOP Threshold
7.40
7.70
8.20
V
Hysteresis (ISL6722A)
0.50
0.55
1.00
V
Hysteresis (ISL6723A)
4.00
5.00
6.00
V
Start-Up Current, I
CC
VCC < START Threshold
-
100
175
μ
A
OC/OV Fault Operating Current, I
CC
-
200
300
μ
A
Operating Current, I
CC
-
4.5
10.0
mA
Operating Supply Current, I
C
Includes 1nF GATE loading
-
8.0
12.0
mA
REFERENCE VOLTAGE
Overall Accuracy
Line, load, T
A
= 0 - 105°C
Line, load, T
A
= -40 - 105°C
4.95
4.90
5.00
5.00
5.05
5.05
V
Long Term Stability
T
A
= 125°C, 1000 hours (Note 5)
-
5
-
mV
Fault Voltage
4.50
4.65
4.75
V
VREF Good Voltage
4.65
4.80
4.95
V
Hysteresis
75
165
250
mV
Operational Current
-10
-
-
mA
Current Limit
-20
-
-
mA
CURRENT SENSE
Input Impedance
-
5
-
k
Offset Voltage
0.08
0.10
0.11
V
Input Voltage Range
0
-
1.5
V
ISL6722A, ISL6723A
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