CHL8318-20 Datasheet, PDF (2/2 Pages) International Rectifier – Digital Multi-Phase Buck Controller Programmable 1-phase to 8-phase operation

Digital Multi-Phase Buck Controller _CHL8318-20
ORDERING INFORMATION
CHL8318-20-   
T – Tape and Reel
R – Package Type (DFN)
C – Operating Temperature
(Commercial Standard)
XX-Configuration File ID
Package
QFN
QFN
Tape & Reel Qty
3000
3000
Part Number
CHL8318-20-00CRT¹
CHL8318-20-xxCRT²
Notes:
1. For unprogrammed/default parts, use configuration file
00. Unprogrammed parts will not start up until
programmed in order to ensure a safe power up.
2. “xx” indicates customer specific configuration file.
RCSP
RCSM
VCC
VCPU
VRTN
SADDR/
GAMER_OFF
IMON
RRES
VINSEN
TSEN1
TSEN2
TSEN3
EN
V18A
56 55 54 53 52 51 50 49 48 47 46 45 44 43
1
42
2
41
3
40
4
39
5
38
6
CHL8318-20
56 Pin
37
7
8mmx8mm
36
8
QFN
35
9
TOP VIEW
34
10
33
11
GND
32
12
31
13
30
14
29
15 16 17 18 19 20 21 22 23 24 25 26 27 28
IRTN8
ISEN8
VCC
PWM8
PWM7
PWM6
PWM5
PWM4
PWM3
PWM2
PWM1
NC
VCC
VAR_GATE
Figure 3: CHL8318-20 Top View Enlarged
2 September28, 2011 | FINAL | V1.02