参数资料
型号: ISL6740EVAL1
厂商: Intersil
文件页数: 7/28页
文件大小: 0K
描述: EVALUATION BOARD 1 ISL6740
标准包装: 1
主要目的: DC/DC,步降
输出及类型: 1,非隔离
输出电压: 12V
电流 - 输出: 8A
输入电压: 48V
稳压器拓扑结构: 降压
板类型: 完全填充
已供物品:
已用 IC / 零件: ISL6740
ISL6740, ISL6741
Absolute Maximum Ratings (Note 6)
Supply Voltage, V DD . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to +20.0V
OUTA, OUTB, Signal Pins . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to V REF
VREF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .GND - 0.3V to 6.0V
Peak GATE Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0.5A
ESD Classification
Human Body Model (Per MIL-STD-883 Method 3015.7) . . . . . . . . 1500V
Charged Device Model (Per EOS/ESD DS5.3, 4/14/93). . . . . . . . 1000V
Thermal Information
Thermal Resistance (Typical) θ JA (°C/W) θ JC (°C/W)
16 Lead SOIC (Notes 4, 5) . . . . . . . . . . . . . . 74 33
16 Lead TSSOP (Notes 4, 5) . . . . . . . . . . . . 98 30
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . .-55°C to +150°C
Maximum Storage Temperature Range . . . . . . . . . . . . . .-65°C to +150°C
Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see link below
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
Operating Conditions
Temperature Range
ISL6740Ix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +105°C
ISL6741Ix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +105°C
Supply Voltage Range (Typical). . . . . . . . . . . . . . . . . . . . . . . . 9VDC - 16VDC
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product
reliability and result in failures not covered by warranty.
NOTES:
4. θ JA is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 .
5. For θ JC , the “case temp” location is taken at the package top center.
6. All voltages are with respect to GND.
Electrical Specifications Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram” on
page 2 and page 3 and Typical Application Schematics on page 4 to page 6. 9V < V DD < 20 V, R TD = 51.1k Ω , R TC = 10k Ω , C T = 470pF, T A = -40 °C
to +105 °C , Typical values are at T A = +25 °C. Boldface limits apply over the operating temperature range, -40°C to +105°C
MIN
MAX
PARAMETER
TEST CONDITIONS
(Note 7)
TYP
(Note 7)
UNITS
SUPPLY VOLTAGE
Start-Up Current, I DD
Operating Current, I DD
V DD < START Threshold
R LOAD , C OUTA,B = 0
-
-
95
5.0
140
8.0
μA
mA
UVLO START Threshold
UVLO STOP Threshold
Hysteresis
C OUTA,B = 1nF
-
6.50
6.00
0.25
7.0
7.25
6.75
0.50
12.0
8.00
7.50
0.75
mA
V
V
V
REFERENCE VOLTAGE
Overall Accuracy
Long Term Stability
Fault Voltage
V REF Good Voltage
Hysteresis
Operational Current (Source)
Operational Current (Sink)
Current Limit
I VREF = 0, -20mA
T A = +125°C, 1000 hours
4.900
-
4.10
4.25
75
-20
5
-25
5.000
3
4.55
4.75
165
-
-
-
5.050
-
4.75
V REF - 0.05
250
-
-
-100
V
mV
V
V
mV
mA
mA
mA
CURRENT SENSE
Current Limit Threshold
CS to OUT Delay
CS Sink Current
Input Bias Current
CS to PWM Comparator Input Offset (ISL6741)
V ERROR = V REF
(Note 7)
0.55
-
-
-1.00
-
0.6
35
10
-
80
0.65
50
-
1.00
-
V
ns
mA
μA
mV
7
FN9111.6
December 2, 2011
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