ISL6425 INTERSIL [Intersil Corporation], ISL6425 Datasheet - Page 4

• Manufacturer Part Number: ISL6425
• Description: Single Output LNB Supply and Control Voltage Regulator with I2C Interface for Advanced Satellite Set-top Box Designs
• Manufacturer: INTERSIL [Intersil Corporation]

Block Diagram
E PAD
10
11
13
12
14
20
28
6
GATE
PGND
COMP
FB
VSW
VOUT
VCC
SGND
COUNTER
CS
SOFT-START
CS
AMP
9
ON CHIP
LINEAR
UVLO
POR
LOGIC SCHEME 1
OVERCURRENT
ILIM
PROTECTION
Q
LOGIC
COMPENSATION
PWM
INT 5V
SOFT-START
EN
S
∑
SLOPE
CLK
OLF
DCL
OC
-
-
VREF
7
SEL18V
+
-
REF VOLTAGE
BAND GAP
VOLTAGE
21
REF
ADJ
ISEL
ENT
OTF
EN
BGV
18
TONE
LLC
CKT
INJ
OLF
INTERFACE
OTF
CHARGE PUMP
VSEL
I
CLK
2
C
25
WAVE SHAPING
SHUTDOWN
CPSWOUT
THERMAL
÷
220kHz
10 AND
OSC.
22kHz
TONE
ADDR
SDA
SCL
DCL
ENT
CPVOUT
CPSWIN
DSQIN
ADDR
SDA
SCL
15
16
17
19
27
26