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ISL6423B Datasheet(PDF) 3 Page - Intersil Corporation

Part No. ISL6423B
Description  Single Output LNB Supply and Control Voltage Regulator with I2C Interface for Advanced Satellite Set-Top Box Designs
Download  16 Pages
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Maker  INTERSIL [Intersil Corporation]
Homepage  http://www.intersil.com/cda/home
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ISL6423B Datasheet(HTML) 3 Page - Intersil Corporation

 
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Block Diagram
NOTE:
1. Pinouts shown are for the QFN package.
COUNTER
OVERCURRENT
PROTECTION
LOGIC SCHEME 1
OLF/BCF
DCL
OC1
CLK1
PWM
LOGIC
Q
S
GATE
PGND
CS
CS
AMP
ILIM1
SLOPE
COMPENSATION
18
7
9
3
16
2
13
19
22
VO
VCC
SGND
ENT1
CPVOUT
CHARGE PUMP
THERMAL
SHUTDOWN
OTF
OLF/BCF
SDA
ISELL&H
EN
VTOP VBOT
DCL
SCL
ADDR0
ENT
OSC.
CLK1
I2C
INTERFACE
BAND GAP
REF VOLTAGE
ADJ1
REF
VOLTAGE
TONE
INJ
CKT
INT
TONE
DIV &
WAVE SHAPING
EN1/EN2
SOFT-START
INT 5V
ON CHIP
LINEAR
UVLO
POR
SOFT-START
1
8
VSW
BGV
5
VREF1
+
-
EXT TONE CKT
14
15
TDIN
TDOUT
TONE
DECODER
OUVF
6
17
20
21
11
AGND
12
TXT
4
ADDR1
23
TTH
TTH
10
24
SGND


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