lx1676 Microsemi Corporation, lx1676 Datasheet - Page 2

• Manufacturer Part Number: lx1676
• Description: Mobile Amd Athlontm Vrm Controller
• Manufacturer: Microsemi Corporation

Copyright © 2000
Revision: 1.0, 4/12/2005
Supply Input Voltage (VCCL, VCC)................................................-0.3V to 6.0V
Battery Input Voltage (VIN) ..............................................................-0.3V to 24V
Current Limit Sense (ILIM1, ILIM3) ................................................-0.3V to 30V
Topside Driver Supply Input Voltage (VC1, VC2, VC3)........ -0.3 toVSx + 6.0V
Topside Driver Return Input Voltage (VS1, VS2)................................-5V to 24V
Differential Sense Input Voltage (FB+, FB-)....................................-0.3V to 6.0V
VID0 – VID4, Input Voltage ...............................................................-0.3V to 6V
High Side Driver Peak (<500ns) Current (HO1/2, I-MAX) ............................+1A
Low Side Driver Peak (<500ns) Sink Current (LO1/2, I-MIN)....................+1.5A
Operating Junction Temperature.................................................................. 150°C
Storage Temperature Range...........................................................-65°C to 150°C
Lead Temperature (Soldering 10 seconds) .................................................. 300°C
RoHS Peak Package Solder Reflow Temperature
(40 second maximum exposure) ..................................................... 260°C (+0, -5)
Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to
IC Input Supply Voltage
Battery Input Voltage
Biphase Topside Driver Return Voltage
Transient Correction Phase Driver Return Voltage
Ground. Currents are positive into, negative out of specified terminal
TM
A B S O L U T E M A X I M U M R A T I N G S
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
R E C O M M E N D E D O P E R A T I N G C O N D I T I O N S
Parameter
Integrated Products Division
®
Microsemi
.
Mobile AMD Athlon™ VRM Controller
P
VS1, VS2
RODUCTION
Symbol
VCC
VS3
VIN
DACOUT
RoHS / Pb-free 100% Matte Tin Lead Finish
DFOUT
DACOUT
PWGD
ROSC
DFOUT
PWGD
D
EA2-
EA1-
GND
VID4
VID3
VID2
VID1
VID0
ENA
ROSC
EO2
EO1
FB+
VS2
FB-
VIN
P A C K A G E P I N O U T
EA1-
GND
VID4
VID3
ENA
EO1
Min
ATA
FB-
VIN
4.5
5.7
0
0
10
11
12
S
1
2
3
4
5
6
7
8
9
LX1676
19
38
13
1
HEET
PW P
LQ P
Typ
Connect Bottom to
14
37
(Top View)
(Top View)
Power GND
36
15
ACKAGE
ACKAGE
35
16
17
34
Max
24.0
24.0
5.5
5.5
33
18
19
32
20
LX1676
38
31
30
29
28
27
26
25
24
23
22
21
20
Units
VS3
I-MAX
VC3
VC1
HO1
VS1
LO1
PGN
LO2
VCCL
I-MIN
PGN3
V
V
V
V
LP2
LP1
ILIM1
ILIM3
VS3
I-MAX
VC3
VC1
HO1
VS1
LO1
PGN
LO2
VCCL
I-MIN
PGN3
VCC
VC2
HO2
Page 2