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參數(shù)資料
| 型號： | ISL6723AABZ |
| 廠商： | INTERSIL CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Flexible Single Ended Current Mode PWM Controllers |
| 中文描述： | 1 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | ROHS COMPLIANT, PLASTIC, MS-012AC, SOIC-16 |
| 文件頁數(shù)： | 5/23頁 |
| 文件大?。?/td> | 428K |
| 代理商： | ISL6723AABZ |
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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