参数资料
型号: ISL6405EVAL2Z
厂商: Intersil
文件页数: 6/13页
文件大小: 0K
描述: EVAL BOARD 2 FOR ISL6405
标准包装: 1
系列: *
ISL6405
Electrical Specifications
V CC = 12V, T A = -20 o C to +85 o C, unless otherwise noted. Typical values are at T A = 25 o C. EN1 = EN2 = H,
LLC1 = LLC2 = L, ENT1 = ENT2 = L, DCL = L, DSQIN1 = DSQIN2 = L, Iout = 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
22kHz TONE SECTION
Tone Frequency
Tone Amplitude
Tone Duty Cycle
Tone Rise or Fall Time
f tone
V tone
dc tone
T r , T f
ENT1/2 = H
ENT1/2 = H
ENT1/2 = H
ENT1/2 = H
20.0
500
40
5
22.0
680
50
8
24.0
800
60
14
kHz
mV
%
μ s
LINEAR REGULATOR
Drop-out Voltage
Iout = 750mA (Note 8)
-
1.2
-
V
DSQIN PIN
DSQIN pin logic Low
DSQIN pin Logic HIGH
DSQIN pin Input Current
-
3.0
-
-
-
1
1.5V
-
-
V
V
μ A
CURRENT SENSE
Pulse by Pulse Current Limit (max Vin)
150
200
250
mV
Input Bias Current
Over Current 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 8)
(Note 8)
70
10
88
-
-
-
dB
MHz
PWM
Maximum Duty Cycle
90
93
-
%
Minimum Pulse Width
(Note 8)
-
20
-
ns
OSCILLATOR
Oscillator Frequency
f o
Fixed at (10)(f tone )
200
220
240
kHz
Thermal Shutdown
Temperature Shutdown Threshold
Temperature Shutdown Hysteresis
(Note 8)
(Note 8)
-
-
150
20
-
-
NOTES:
6. Internal Digital Soft-start
7. VO1 for LNB1, VO2 for LNB2. Voltage programming signals VSEL1, VSEL2, LLC1, and LLC2 are implemented via the I 2 C bus.
IO1 = IO2 = 350mA/750mA.
8. Guaranteed by Design
6
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