LX1671CLQ Microsemi Analog Mixed Signal Group, LX1671CLQ Datasheet - Page 5

• Manufacturer Part Number: LX1671CLQ
• Description: IC CTRLR PS QUAD OUTPUT 38MLPQ
• Manufacturer: Microsemi Analog Mixed Signal Group
• Series: LoadSHARE™r

Specifications of LX1671CLQ

• Pwm Type: Voltage Mode
• Number Of Outputs: 4
• Frequency - Max: 345kHz
• Duty Cycle: 85%
• Voltage - Supply: 4.5 V ~ 5.5 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 38-MLPQ
• Frequency-max: 345kHz
• For Use With: LX1671 EVA KIT - KIT EVAL FOR SWITCHING REGULATOR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Copyright © 2000
Rev. 1.2b, 2006-02-13
Unless otherwise specified, the following specifications apply over the operating ambient temperature 0°C
otherwise noted and the following test conditions: V
UVLO AND SOFT-START (SS)
Start-Up Threshold (V
Start-Up Threshold (V
Hysteresis
SS Input Resistance
SS Shutdown Threshold
Hiccup Mode Duty Cycle
Voltage Reference Tolerance
Source Current
Sink Current
LDO Disable
LINEAR REGULATOR CONTROLLER
DISABLE INPUT
Note 1 – X = Phase 1, 2, 3
Note 2 – System Specification
TM
Parameter
(V
CX
CC
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
CC
)
)
V
CCL
E L E C T R I C A L C H A R A C T E R I S T I C S ( C O N T I N U E D )
)
Symbol
LDDIS
V
I
I
R
LDGD
LDGD
SHDN
SS
Integrated Products, Power Management
CC
C
V
V
Vout = 0.4V
Threshold
Pulldown Resistance
SS
LDFB
LDGD
= 5V, V
= 0.1μF
®
Microsemi
= 0.8V, C
= 9V
CCL
= 5V, V
OUT
Test Conditions
= 330µF
Multiple Output LoadSHARE™ PWM
CX
= 12V , HOX = LOX = 3000pF Load.
P
RODUCTION
D
ATA
Min
≤
3.5
4.0
6
T
S
A
HEET
≤
LX1671
Typ
4.25
70°C except where
100
4.0
0.1
0.3
0.2
20
10
2
2
Max
4.5
4.5
LX1671
Units
KΩ
mA
ΚΩ
ma
%
%
V
V
V
V
V
Page 5