LX1995-1CSE MICROSEMI, LX1995-1CSE Datasheet - Page 3

• Manufacturer Part Number: LX1995-1CSE
• Manufacturer: MICROSEMI

Specifications of LX1995-1CSE

• Operating Supply Voltage (typ): 1.8/2.5/3.3/5V
• Number Of Segments: 4
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: SOT-23
• Pin Count: 5
• Mounting: Surface Mount
• Operating Supply Voltage (min): 1.6V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / Rohs Status: Compliant

Copyright © 2000
Rev. 1.1, 2005-07-07
Unless otherwise specified, the following specifications apply over the operating ambient
otherwise noted and the following test conditions: V
LX1995-1 and LX1995-2 part versions.
Note:
Operating Voltage
Minimum Start-up Voltage
Start-up Voltage Temperature
Coefficient
Quiescent Current
FB Threshold Voltage
FB Input Bias Current
Shutdown Input Bias Current
Shutdown Low Input Voltage
Shutdown High Input Voltage
Switch Peak Current
Switch Peak Current
Minimum Switch Off-Time
Switch Pin Leakage Current
FB
GND
SHDN
IN
1.
2.
TM
Low duty cycle pulse testing techniques are used which maintains junction and case temperatures equal to the ambient temperature.
Functionality over the -40°C to +85°C operating temperature range is assured by design, characterization, and correlation.
Parameter
Bias
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
Reference
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
Symbol
V
V
I
S I M P L I F I E D B L O C K D I A G R A M
SHDN
I
I
I
k
V
SHDN
t
FB(TH)
PEAK
PEAK
V
LEAK
I
OFF
VST
I
FB
Q
SU
IN
Figure 1 – Simplified Block Diagram
IN
Integrated Products Division
T
Guaranteed; not tested
Not switching
V
Not Switching, V
V
L= 47µH; LX1995-1
L= 47µH; LX1995-2
T
V
A
A
SW
SHDN
SHDN
= 3V, V
= +25°C
= +25°C; V
= 28V
®
Microsemi
< 0.4V
= 0V
SHDN
FB
Test Conditions
< V
= V
FB
= 400mV
FB(TH)
Control
IN
Logic
. Unless where indicated, these parameters apply to both the
P
Miniature LED Driver
Driver
RODUCTION
1
temperature 0°C
V
D
Min
-100
ATA
288
250
400
-10
1.6
1.4
≤
LX1995-x
S
T
HEET
A
Typ
0.23
320
325
500
300
0.2
≤
70
-2
70°C except where
Max
100
352
100
400
600
5.5
1.6
0.5
0.6
10
SW
LX1995
mV/°C
Units
mV
mA
mA
µA
nA
nA
µA
ns
V
V
V
Page 3