参数资料
型号: ISL97519AIUZEVALZ
厂商: Intersil
文件页数: 3/9页
文件大小: 0K
描述: EVAL BOARD FOR ISL97519AIUZ
标准包装: 1
系列: *
ISL97519A
Absolute Maximum Ratings (T A = +25 ° C)
LX to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27V
V DD to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V
COMP, FB, EN, SS, FSEL to GND . . . . . . . . . . . . . . . . . . -0.3V to (V DD +0.3V)
Thermal Information
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Operating Ambient Temperature . . . . . . . . . . . . . . . . . . . . . -40°C to +85°C
Operating Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . .+135°C
Power Dissipation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . See Curves on page 5
Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see link below
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
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.
IMPORTANT NOTE: All parameters having Min/Max specifications are guaranteed. Typical values are for information purposes only. Unless otherwise
noted, all tests are at the specified temperature and are pulsed tests, therefore: T J = T C = T A
Electrical Specifications V IN = 3.3V, V OUT = 12V, I OUT = 0mA, FSEL = GND, T A = -40°C to +85°C unless otherwise specified.
Boldface limits apply over the operating temperature range, -40°C to +85°C.
MIN
MAX
PARAMETER
IQ1
IQ2
DESCRIPTION
Quiescent Current - Shutdown
Quiescent Current - Not Switching
CONDITIONS
EN = 0V
EN = V DD , FB = 1.3V
(Note 4)
TYP
1
0.7
(Note 4)
5
UNIT
μA
mA
IQ3
V FB
Quiescent Current - Switching
Feedback Voltage
EN = V DD , FB = 1.0V
1.228
3
1.24
4.5
1.252
mA
V
I B-FB
V DD
Feedback Input Bias Current
Input Voltage Range
2.3
0.01
0.5
5.5
μA
V
D MAX -600kHz
D MAX -1.2MHz
I LIM1
I LIM2
Maximum Duty Cycle
Maximum Duty Cycle
Current Limit - Max Peak Input Current
Current Limit - Max Peak Input Current
FSEL = 0V
FSEL = V DD
V DD < 2.8V
V DD > 2.8V
85
85
1.5
92
90
1.0
2.0
%
%
A
A
I EN
r DS(ON)
I LX-LEAK
Δ V OUT / Δ V IN
Δ V OUT / Δ I OUT
Shutdown Input Bias Current
Switch ON-Resistance
Switch Leakage Current
Line Regulation
Load Regulation
EN = 0V
V DD = 2.7V, I LX = 1A
VSW = 27V
3V < V IN < 5.5V, V OUT = 12V
V IN = 3.3V, V OUT = 12V, I O = 30mA to 200mA
0.01
0.2
0.01
0.2
0.3
0.5
3
μA
Ω
μA
%
%
F OSC1
F OSC2
Switching Frequency Accuracy
Switching Frequency Accuracy
FSEL = 0V
FSEL = V DD
500
1000
620
1250
740
1500
kHz
kHz
V IL
V IH
EN, FSEL Input Low Level
EN, FSEL Input High Level
1.5
0.5
V
V
G M
V DD-ON
Error Amp Tranconductance
V DD UVLO On Threshold
Δ I = 5μA
70
1.95
130
2.1
150
2.25
1μ/ Ω
V
HYS
V DD UVLO Hysteresis
140
mV
I SS
V SS -en
Soft-Start Charge Current
Minimum Soft-Start Enable Voltage
2
40
3
65
4
150
μA
mV
ILIM-V SS -en
Current Limit Around SS Enable V
SS = 200mV
300
350
400
mA
OTP
Over-Temperature Protection
150
°C
NOTE:
4. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
and are not production tested.
3
FN6683.3
February 16, 2012
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