參數(shù)資料
型號： ISL6551AB-T
廠商： INTERSIL CORP
元件分類： 穩(wěn)壓器
英文描述： ZVS Full Bridge PWM Controller
中文描述： DUAL SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO28
封裝： PLASTIC, SOIC-28
文件頁數(shù)： 5/26頁
文件大?。?/td> 619K
代理商： ISL6551AB-T
5
FN9066.4
July 8, 2005
Absolute Maximum Ratings
Thermal Information
Supply Voltage VDD, VDDP1, VDDP2 . . . . . . . . . . . . . . -0.3 to 16V
Enable Inputs (ON/OFF, LATSD). . . . . . . . . . . . . . . . . . . . . . . . VDD
Power Good Sink Current (I
DCOK
) . . . . . . . . . . . . . . . . . . . . . . 5mA
ESD Rating
Human Body Model (Per MIL-STD-883 Method 3015.7). . . . .3kV
Machine Model (Per EIAJ ED-4701 Method C-111). . . . . . . .250V
Recommended Operating Conditions
Ambient Temperature Range
ISL6551IB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 85°C
ISL6551AB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to 105°C
Supply Voltage Range, VDD . . . . . . . . . . . . . . . . . . . 10.8V to 13.2V
Supply Voltage Range, VDDP1 & VDDP2. . . . . . . . . . . . . . . <13.2V
Maximum Operating Junction Temperature. . . . . . . . . . . . . . .125°C
Thermal Resistance
QFN Package (Notes 1, 3). . . . . . . . . .
SOIC Package (Note 2) . . . . . . . . . . . .
Maximum Junction Temperature (Plastic Package) . . . . . . . .150°C
Maximum Storage Temperature Range. . . . . . . . . . .-65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300°C
(SOIC Lead Tips Only)
θ
JA
(°C/W)
30
55
θ
JC
(°C/W)
2.5
N/A
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 in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
Tech Brief TB379 for details.
2.
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.
3. For
θ
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications
These specifications apply for VDD = VDDP = 12V and T
A
= 0°C to 85°C (ISL6551IB) or -40°C to 105°C
(ISL6551AB), Unless Otherwise Stated
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
SUPPLY (VDD, VDDP1, VDDP2)
Supply Voltage
VDD
10.8
12.0
13.2
V
Bias Current from VDD (ISL6551IB)
IDD
VDD = 12V (not including drivers current at VDDP)
5
13
18
mA
Bias Current from VDD (ISL6551AB)
IDD
VDD = 12V (not including drivers current at VDDP)
3
20
mA
Total Current from VDD and VDDP
ICC
VDD = VDDP = 12V, F = 1MHz, 1.6nF Load
60
mA
UNDER VOLTAGE LOCKOUT (UVLO)
Start Threshold (ISL6551IB)
VDD
ON
9.2
9.6
9.9
V
Start Threshold (ISL6551AB)
VDD
ON
9.16
9.94
V
Stop Threshold (ISL6551IB)
VDD
OFF
8.03
8.6
8.87
V
Stop Threshold (ISL6551AB)
VDD
OFF
7.98
8.92
V
Hysteresis (ISL6551IB)
VDD
HYS
0.3
1
1.9
V
Hysteresis (ISL6551AB)
VDD
HYS
0.27
1.93
V
CLOCK GENERATOR (CT, RD)
Frequency Range
F
VDD = 12V (Figure 2)
100
1000
kHz
Dead Time Pulse Width (Note 4)
DT
VDD = 12V (Figure 3)
50
1000
ns
BANDGAP REFERENCE (BGREF)
Bandgap Reference Voltage
(ISL6551IB)
VREF
VDD = 12V, 399k
pull-up, 0.1
μ
F, after trimming
1.250
1.263
1.280
V
Bandgap Reference Voltage
(ISL6551AB)
VREF
VDD = 12V, 399k
pull-up, 0.1
μ
F, after trimming
1.244
1.263
1.287
V
Bandgap Reference Output Current
IREF
VDD = 12V, see Block/Pin Functional Descriptions
for details
100
μ
A
ISL6551
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ISL6551AR 制造商:Rochester Electronics LLC 功能描述: 制造商:Intersil Corporation 功能描述:
ISL6551AR-T 制造商:Rochester Electronics LLC 功能描述: 制造商:Intersil Corporation 功能描述:
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