ISL6423B Intersil Corporation, ISL6423B Datasheet - Page 3

• Manufacturer Part Number: ISL6423B
• Description: Single Output LNB Supply and Control Voltage Regulator
• Manufacturer: Intersil Corporation

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