SG1549Y Microsemi Corporation, SG1549Y Datasheet - Page 2

• Manufacturer Part Number: SG1549Y
• Description: Current Sense Latch
• Manufacturer: Microsemi Corporation

Rev 1.1a
Copyright
ABSOLUTE MAXIMUM RATINGS
Input Supply Voltage, V
HI CM Input Voltage ............................................................
LO Output "off" Voltage .......................................................
LO Output "on" current .....................................................
Note 1. Values beyond which damage may occur.
THERMAL DATA
Y Package:
M Package:
RECOMMENDED OPERATING CONDITIONS
Input Supply Voltage, V
HI CM Input Voltage ..................................................
LO Output "off" Voltage .............................................
LO Output "on" Current .............................................
Reset LO Voltage .....................................................
Note 2. Range over which the device is functional.
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, these specifications apply over the operating ambient temperatures for SG1549 with -55 C
-25 C T
temperatures equal to the ambient temperature.)
Note 3. Input threshold voltages and supply current are directly proportional to supply voltage, V
Supply Section
Supply Current
LO CM Input Section
Threshold Voltage
Input Impedance
HI CM Input Section
Threshold Voltage
Input Current
Clock Reset Section
Min. Trigger Voltage
Input Current
Thermal Resistance-
Thermal Resistance-
Thermal Resistance-
Thermal Resistance-
1994
A
85 C, SG3549 with 0 C
Parameter
Junction to Case
Junction to Ambient
Junction to Case
Junction to Ambient
S
S
(Note 3)
(Note 3)
....................................................
.....................................................
T
A
,
,
V
V
Pin 1 & 2 shorted, T
pin 1 & 2 shorted
V
V
V
V
V
V
V
V
70 C, and V
(Note 1)
PIN 8
PIN 8
PIN 3
PIN 3
CM
CM
CM
CM
PIN 1
PIN 7
JC
,
JC
,
.................. 50°C/W
.................. 60°C/W
= 2V, Pin 3 open, T
= 40V, Pin 3 open, T
= 2V, Pin 3 open
= 40V, Pin 3 open
JA
JA
= 5V
= 20V
= 50mV, T
= 50mV
= 4V
= V
............ 130°C/W
............. 95°C/W
PIN 2
S
= 5V. Low duty cycle pulse testing techniques are used which maintains junction and case
= 40V
0V to 0.8V
(Note 2)
0 to 10mA
Test Conditions
2V to 40V
5V to 40V
A
= 25°C
25mA
A
5.0V
25V
40V
40V
= 25°C
A
A
= 25°C
= 25°C
2
Note A. Junction Temperature Calculation: T
Note B. The above numbers for
Operating Junction Temperature
Storage Temperature Range ............................
RoHS Peak Package Solder Reflow Temp (40 sec. max. exp.)....... 260°C (+0, -5)
Reset HI Voltage ....................................................
Operating Ambient Temperature Range
Hermetic (Y Package) ..................................................
Plastic (N Package) ......................................................
SG1549Y .......................................................
SG2549Y or M .................................................
SG3549Y or M ....................................................
thermal resistance of the package in a standard mount-
ing configuration. The
guidelines for the thermal performance of the device/pc-
board system. All of the above assume no ambient
airflow.
SG1549/SG2549/SG3549
S
Min. Typ. Max. Min. Typ. Max.
400
300
80
70
80
80
70
70
.
SG1549/2549
100
100
500
500
100
100
100
100
200
2.0
10
20
2
11861 Western Avenue
JC
120
130
600
700
120
120
130
130
300
2.5
JA
15
40
are maximums for the limiting
3
numbers are meant to be
[phone]
400
300
80
70
80
80
70
70
J
T
= T
A
SG3549
100
100
500
500
100
100
100
100
200
2.0
A
10
20
125 C, SG2549 with
2
+ (P
Garden Grove, CA 92841
-65 C to 150 C
-55 C to 125 C
-25 C to 85 C
D
120
130
600
700
120
120
130
130
300
2.5
2.5V to 5.0V
15
40
FAX: [phone]
0 C to 70 C
x
5
JA
).
Units
150 C
150 C
mA
mA
mV
mV
mV
mV
mV
mV
V
A
A