參數(shù)資料
型號: ISL6721AV
廠商: INTERSIL CORP
元件分類: 穩(wěn)壓器
英文描述: 1024 x 9 x 2 Asynchronous Bidirectional FIFO Memory 64-TQFP 0 to 70
中文描述: 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16
封裝: 4.40 MM, PLASTIC, MO-153AB, TSSOP-16
文件頁數(shù): 6/20頁
文件大?。?/td> 481K
代理商: ISL6721AV
6
SOFT-START
Charging Current
SS = 2V
-40
-55
-70
μ
A
Charged Threshold Voltage
4.26
4.50
4.74
V
Initial Over Current Discharge Current
Sustained OC Threshold < SS <
Charged Threshold
30
40
55
μ
A
Sustained Over Current Threshold Voltage
Charged Threshold minus
0.095
0.125
0.155
V
Fault Discharge Current
SS = 2V
0.25
1.0
-
mA
Reset Threshold Voltage
0.22
0.27
0.31
V
SLOPE COMPENSATION
Charge Current
SLOPE = 2V, 0 - 105
o
C
-40 - 105
o
C
-45
-41
-53
-53
-65
-65
μ
A
Slope Compensation Gain
Fraction of slope voltage added to
I
SENSE
(Note 5)
0.095
0.100
0.105
V/V
Discharge Voltage
V
RTCT
= 4.5V
-
0.1
0.2
V
GATE OUTPUT
Gate Output Limit Voltage
V
C
= 20V, C
GATE
= 1nF,
I
OUT
= 0mA
11.0
13.5
16.0
V
Gate VOH
V
C
- GATE, V
C
= 10V,
I
OUT
= 150mA
-
1.5
2.2
V
Gate VOL
GATE - PGND, IOUT = 150mA
IOUT = 10mA
-
1.2
0.6
1.5
0.8
V
Peak Output Current
V
C
= 20V, C
GATE
= 1nF
(Note 5)
-
1.0
-
A
Output “Faulted” Leakage
V
C
= 20V, UV = 0V, GATE = 0V
GATE = 2V
-
1.2
-1
2.6
-50
-
μ
A
mA
Rise Time
V
C
= 20V, C
GATE
= 1nF
1V < GATE < 9V
-
60
100
nS
Fall Time
V
C
= 20V, C
GATE
= 1nF
1V < GATE < 9V
-
15
40
nS
Minimum ON time
ISET = 0.5V; V
FB
= 0V; VC = 11V
ISENSE to GATE w/10:1 Divider
RTCT = 4.75V through 1k
(Note 5)
-
-
110
nS
OVER CURRENT PROTECTION
Minimum ISET Voltage
-
-
0.35
V
Maximum ISET Voltage
1.2
-
-
V
Restart Delay
(Note 5)
150
295
445
mS
OV & UV VOLTAGE MONITOR
Over Voltage Threshold
2.4
2.5
2.6
V
Under Voltage Fault Threshold
1.38
1.45
1.52
V
Under Voltage Clear Threshold
1.41
1.53
1.62
V
Under Voltage Hysteresis Voltage
20
50
100
mV
Electrical Specifications
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
schematic. 9V < V
CC
= V
C
< 20V
±10%, Rt = 11k
, Ct = 330 pF, T
A
= -40 to 105
o
C (Note 3), Typical values are
at T
A
= 25
o
C
(Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
ISL6721
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