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參數(shù)資料
| 型號： | ISL6226 |
| 廠商： | Intersil Corporation |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Advanced PWM and Linear Power Controller for Portable Applications |
| 中文描述： | 先進的PWM和線性電源控制器，用于便攜式應用 |
| 文件頁數(shù)： | 2/17頁 |
| 文件大?。?/td> | 384K |
| 代理商： | ISL6226 |
2
Electrical Specifications
Operating Conditions: Vcc = 5V, T
A
= -10
o
C to 85
o
C, Unless Otherwise Noted.
Absolute Maximum Ratings
Thermal Information
Bias Voltage, Vcc. . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to + 7V
Input Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+30.0V
Phase and Isen Pins. . . . . . . . . . . . . . . . . . . . . GND-0.3V to +30.0V
Boot and Ugate Pins. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . + 35.0V
BOOT with respect to PHASE. . . . . . . . . . . . . . . . . . . . . . . . . .+ 7.0V
Imax for LINDR Pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70mA
All other pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND -0.3V to 7V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Class 1
Recommended Operating Conditions
Bias Voltage, Vcc. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+
Input Voltage, VIN. . . . . . . . . . . . . . . . . . . . . . . . . . .+5.6V to +24.0V
Ambient Temperature Range. . . . . . . . . . . . . . . . . . . -10
o
C to 85
o
C
Junction Temperature Range. . . . . . . . . . . . . . . . . . -10
o
C to 125
o
C
%
Thermal Resistance (Typical, Note 1)
SSOP Package. . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Maximum Junction Temperature (Plastic Package) . . 150
o
C
Maximum Storage Temperature Range. . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300
o
C
(SSOP - Lead Tips Only)
θ
JA
(
o
C/W)
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.
NOTE:
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.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
VCC SUPPLY
Bias Current
I
CC
LGATE, UGATE Open, VSEN forced above
regulation point (Fs = 300K Hz)
-
1100
-
μ
A
Bias Current
I
CC
LGATE, UGATE Open, VSEN forced above
regulation point (Fs = 600K Hz)
-
1100
-
μ
A
Shut-down Current
I
CCSN
-
5
25
μ
A
VCC UVLO
Rising Vcc Threshold
4.30
-
4.65
V
Falling Vcc Threshold
4.1
-
4.45
V
Vcc Hysterises
30
500
mV
VIN
Input Voltage Pin Current (Sink)
I
VIN
VIN pin connected to the input voltage
source
10
20
30
μ
A
Input Voltage Pin Current (Source)
I
VIN
VIN pin connected to ground
-7
-12
-17
μ
A
Shut-down Current
I
VIN
-
-
1
μ
A
OSCILLATOR
PWM Oscillator Frequency
F
c1
V
IN
=3.5V -- 24V
255
300
345
kHz
PWM Oscillator Frequency
F
c2
V
IN
≤0.5
V
510
600
690
kHz
Ramp Amplitude, pk-pk
V
R1
V
IN
= 16V
-
2
-
V
Ramp Amplitude, pk-pk
V
R2
V
IN
≤
5V
-
1.25
-
V
Ramp Offset
V
ROFF
-
0.5
-
V
PWM CONTROLLER
REFERENCE AND SOFT START
PWM Internal Reference Voltage
V
REF
-
0.9
-
V
PWM Soft-Start Threshold
V
SOFT
-
1.5
-
V
Reference Voltage Accuracy
-2.0
-
+2.0
%
5.0V
5
±
ISL6226
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