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参数资料
| 型号： | ISL6425EVAL2 |
| 厂商： | Intersil |
| 文件页数： | 6/12页 |
| 文件大小： | 0K |
| 描述： | EVAL BOARD 2 FOR ISL6425 |
| 标准包装： | 1 |
| 系列： | * |
ISL6425
Electrical Specifications
V CC = 12V, T A = -20°C to +85°C, unless otherwise noted. Typical values are at T A = 25°C. EN = H, LLC = L,
ENT = L, DCL = L, DSQIN = L, I OUT = 12mA, unless otherwise noted. See software description section for I 2 C
access to the system. (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
LINEAR REGULATOR
Drop-Out Voltage
Iout = 450mA (Note 4)
-
1.2
-
V
DSQIN, SEL18V INPUT PINs (Note 6)
Asserted Low
Asserted HIGH
Input Current
-
1.7
-
-
-
1
0.8
-
-
V
V
μ A
CURRENT SENSE
Input Bias Current
Overcurrent Threshold
I BIAS
Static current mode, DCL = H
-
325
700
400
-
500
nA
mV
ERROR AMPLIFIER
Open Loop Voltage Gain
Gain Bandwidth Product
A OL
GBP
(Note 4)
(Note 4)
70
10
88
-
-
-
dB
MHz
PWM
Maximum Duty Cycle
90
93
-
%
Minimum Pulse Width
(Note 4)
-
20
-
ns
OSCILLATOR
Oscillator Frequency
f o
Fixed at (10)(f tone )
200
220
240
kHz
THERMAL PROTECTION
Thermal Shutdown
Temperature Shutdown Threshold
Temperature Shutdown Hysteresis
(Note 4)
(Note 4)
-
-
150
20
-
-
NOTES:
3. Internal Digital Soft-start
4. Voltage programming signals VSEL and LLC are implemented via the I 2 C bus.
IO = 450mA.
5. Guaranteed by Design.
6. Unused DSQIN pin should be connected to GND. SEL18V pins is internally connected to GND by a 200K resistor.
6
FN9176.1
February 8, 2005
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相关代理商/技术参数 |
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|---|---|
| ISL6426CB | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| ISL6426CR | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Intersil Corporation 功能描述: |
| ISL6426CV | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Intersil Corporation 功能描述: |
| ISL6426IB | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| ISL6426IB-T | 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel |
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