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SG1825CJ-TR

Description
Switching Controller, Current-mode, 1500kHz Switching Freq-Max, CDIP16, HERMETIC SEALED, CERAMIC, DIP-16
CategoryPower/power management    The power supply circuit   
File Size305KB,7 Pages
ManufacturerMicrosemi
Websitehttps://www.microsemi.com
Download Datasheet Parametric View All

SG1825CJ-TR Overview

Switching Controller, Current-mode, 1500kHz Switching Freq-Max, CDIP16, HERMETIC SEALED, CERAMIC, DIP-16

SG1825CJ-TR Parametric

Parameter NameAttribute value
Objectid1008504119
Parts packaging codeDIP
package instructionDIP,
Contacts16
Reach Compliance Codecompliant
ECCN codeEAR99
Analog Integrated Circuits - Other TypesSWITCHING CONTROLLER
control modeCURRENT-MODE
Control TechnologyPULSE WIDTH MODULATION
Maximum input voltage30 V
Minimum input voltage10 V
Nominal input voltage15 V
JESD-30 codeR-CDIP-T16
Number of functions1
Number of terminals16
Maximum operating temperature125 °C
Minimum operating temperature-55 °C
Nominal output voltage5.1 V
Package body materialCERAMIC, METAL-SEALED COFIRED
encapsulated codeDIP
Package shapeRECTANGULAR
Package formIN-LINE
Certification statusNot Qualified
surface mountNO
Switch configurationPUSH-PULL
Maximum switching frequency1500 kHz
Temperature levelMILITARY
Terminal formTHROUGH-HOLE
Terminal locationDUAL
SG1825C / SG2825C / SG3825C
H
IGH
-S
PEED
C
URRENT
-M
ODE
PWM
T
H E
I
N F I N I T E
P
O W E R
O F
I
N N O V A T I O N
P
R O D U C T I O N
D
A T A
S
H E E T
DESCRIPTION
The SG1825C is a high-performance pulse
drivers. This device can be used to
width modulator optimized for high frequency implement either current mode or voltage-
current-mode power supplies. Included in the mode switching power supplies. It also is
controller are a precision voltage reference,
useful as a series-resonant controller to
micro power start-up circuitry, soft start, high- frequencies beyond 1MHz. The SG1825C is
frequency oscillator, wideband error amplifier, specified for operation over the full military
fast current limit comparator, full double-pulse ambient temperature range of -55°C to
suppression logic, and dual totem pole output 125°C.
drivers. Innovative circuit design and an
The SG2825C is characterized for the
advanced linear Schottky process result in
industrial range of -25°C to 85°C, and the
very short propagation delays through the
SG3825C is selected for the commercial
current limit comparator, logic, and output
range of 0°C to 70°C.
IMPORTANT:
For the most current data, consult
MICROSEMI’s
website:
http://www.microsemi.com
KEY FEATURES
IMPROVED REFERENCE
INITIAL TOLERANCE (±1%
max.)
IMPROVED OSCILLATOR
INITIAL ACCURACY (±3% typ.)
IMPROVED STARTUP
CURRENT (500µA typ.)
PROP DELAY TO OUTPUTS
(50ns typ.)
10V TO 30V OPERATION
5.1V REFERENCE TRIMMED
TO ±1%
2MHZ OSCILLATOR
CAPABILITY
1.5A PEAK TOTEM-POLE
DRIVERS
U.V. LOCKOUT WITH
HYSTERESIS
NO OUTPUT DRIVER "FLOAT"
PROGRAMMABLE
SOFTSTART
DOUBLE-PULSE
SUPPRESSION LOGIC
WIDEBAND LOW-IMPEDANCE
ERROR AMPLIFIER
CURRENT-MODE OR
VOLTAGE-MODE CONTROL
WIDE CHOICE OF HIGH-
FREQUENCY PACKAGES
PRODUCT HIGHLIGHT
I
NITIAL
O
SCILLATOR
A
CCURACY
15
Percentage of Units - %
Sample Size = 279
Mean 401.661
Std. Dev. = 3.8
10
KEY FEATURES
5
AVAILABLE TO MIL-STD-883B
MICROSEMI LEVEL "S"
PROCESSING AVAIL.
0
390
395
400
405
410
415
Initial Oscillator Accuracy - KHz
PACKAGE ORDER INFO
T
J
(°C)
0 to 70
-25 to 85
-55 to 125
MIL-STD-883
DESC
N
Plastic DIP
16-Pin
DW
Plastic SOIC
16-Pin
Q
Plastic LCC
20-Pin
J
Ceramic DIP
16-Pin
L
Ceramic LCC
20-Pin
RoHS Compliant / Pb-free
Transition DC: 0503
RoHS Compliant / Pb-free
Transition DC: 0516
SG3825CN
SG2825CN
-
-
-
SG3825CDW
SG2825CDW
-
-
-
SG32825CQ
SG2825CQ
-
-
-
SG3825CJ
-
SG282CJ
-
SG1825CJ
SG1825CL
SG1825CJ/883B
SG1825CL/883
SG1825CJ/DESC SG1825CL/DESC
Note: Available in Tape & Reel. Append the letters “TR” to the part number. (i.e. SG3825CN-TR)
Copyright
©
1994
Rev. 1.3a,2005-03-21
L
IN
F
INITY
M
ICROELECTRONICS
I
NC
.
11861 W
ESTERN
A
VENUE
, G
ARDEN
G
ROVE
, CA. 92841, 714-898-8121, F
AX
: 714-893-2570
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