AAHS298B 반도체 회로 부품 판매점
Radiation Tolerant 8-channel Source Driver
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 Microsemi |
AAHS298B
Radiation Tolerant 8-channel Source Driver
PRODUCT SPECIFICATION
DESCRIPTION
KEY FEATURES
The AAHS298B is part of Each output is capable of
Microsemi’s new family of sourcing 700mA with a withstand
Radiation Tolerant products aimed voltage of 75V over the full military
at the military and aerospace temperature range. The thermal
markets. The AAHS298B is a shutdown is intended to protect
Radiation-Tolerant source driver against over-current and soft-start
with eight non-inverting channels, occurrences.
with internal thermal shutdown.
The AAHS298B is offered in a
Capable of providing an 20-pin ceramic SOIC. The
interface from TTL, 5V or 12V logic AAHS298B has demonstrated
systems to relays, motors, solenoids, tolerance to 100kRad (Si) total dose,
and other loads, this device adds the as well as immunity to latch-up and
additional benefit of an internal SEE tolerance. Available standard
thermal shutdown and output screening includes Level “S” or
transient protection/clamp diodes Level “B,” Other screening or
with sustaining voltages to 75V.
processing in line with our
capabilities can be supported to meet
customers’ requirements.
700mA Output Source Current
Low Quiescent Current Consumption
Full Channel Isolation to Prevent Fault Propagation
Internal Ground Clamp Diodes
75V Output Breakdown Voltage
TTL, 5V and 12V Logic Compatible
Internal Thermal Shutdown
Radiation tolerant to 100kRad(Si) Total Dose
-55ºC to +125ºC Temperature Range
Available 20-pin Ceramic Package
APPLICATIONS
Relay/Solenoid Drivers
Lamp/LED Drivers
Stepper and/or Servo Motor Drivers
Redundant Power Distribution
IMPORTANT: For the most current data, consult MICROSEMI’s website:
http://www.microsemi.com
www.DataSheet.net/
PRODUCT HIGHLIGHT
TA (C) S20
PACKAGE ORDER INFO
20-Pin Ceramic SOIC
-55 to +125
0 to 70
AAHS298B-S-S20B-S
AAHS298B-S-S20B-B
AAHS298B-S-S20B-ENGR
Note SOIC packing is in a tray.
Class S
Class B
Commercial
THERMAL DATA
J-L = 15C/W
THERMAL RESISTANCE-JUNCTION TO LEAD
Junction Temperature Calculation: TJ = TA +
(PD x J-L).
The J-l numbers are guidelines for the thermal
performance of the device/pc-board system.
Copyright 2012
Rev. 1.1 6/26/2012
Microsemi
Analog Mixed Signal Group
One Enterprise, Aliso Viejo, CA. 92656, (949) 380-1600
Page 1
Datasheet pdf - http://www.DataSheet4U.co.kr/
AAHS298B
Radiation Tolerant 8-channel Source Driver
PRODUCT SPECIFICATION
AABSOLUTE MAXIMUM RATINGS
Supply Voltage (VS, Max voltage between VS and GND) ............................. -0.5V to 75V
Digital Inputs (IN[1:8], Max voltage between INPUT & GND).................... -0.5V to 15V
Output Voltage (OUT[1:8], Maximum voltage between OUT[1:8] and GND) ........... 75V
Single Output Continous Current (OUT[1:8]) .......................................................-700mA
Multiple Output Simultaneously Continous Current (OUT[1:8]) ........................-2800mA
ESD (all pins, HBM) ............................................................................................... 2000V
Thermal Resistance Junction to Lead .................................................................... 15°C/W
Junction Temperature Range ..................................................................... -55C to 150C
Storage Temperature Range....................................................................... -65C to 150C
Peak Package Solder Reflow Temperature (40 seconds maximum exposure)..........260°C
Lead Temperature. (Soldering 10 seconds)...............................................................300°C
Notes: Exceeding these ratings could cause damage to the device. All voltages are with respect to
GND. Currents are positive into, negative out of specified terminal. These are stress ratings
only and functional operation of the device at these or any other conditions beyond those
indicated under “Recommended Operating Conditions” are not implied. Exposure to
“Absolute Maximum Ratings” for extended periods may affect device reliability.
PACKAGE PIN OUT
VS 1
IN1 2
IN2 3
IN3 4
IN4 5
IN5 6
IN6 7
IN7 8
IN8 9
VS 10
20 GND
19 OUT1
18 OUT2
17 OUT3
16 OUT4
15 OUT5
14 OUT6
13 OUT7
12 OUT8
11 GND
S20 PACKAGE
(Top View)
YYWW XXX = Year/Week/Serial Number
Class S marking shown i.e. MSC-S
ELECTRICAL CHARACTERISTICS
Unless otherwise stated the following specifications apply over operating junction temperature of -55°C < Temp < 125°C, VS = 50V, up to 100kRad(Si) TID
Parameters
Symbol Test Conditions/Comments
MIN TYP MAX Units
Operating Supply Current
Standby Supply Current
ISLEEP
www.DataSheet.net/
IN[1:8] = 0.0V, No Output Load
1 20 µA
Active Supply Current
Active Supply Current
IVS2.5
IVS5
IN[1:8] = 2.5V, No Output Load
IN[1:8] = 5.0V, No Output Load
5 25
mA
7 25
AC Characteristics
Output Turn On Delay Time
ton
Output Turn Off Delay Time
toff Load = 470Ω, 100pF, VS = 45V
Output Rise Time (10% to 90%)
tR
VIL = 0.8; VIH = 2.5V
Output Fall Time (90% to 10%)
tF
DC Characteristics
Supply Voltage Range
Thermal Shutdown Trip
Temperature
Thermal Shutdown Reset
Temperature
Input High Level
VS
THSDTRIP
THSDRST Restarts at 125ºC
VIH
Input Low Level
Output Saturation at 350mA
Output Saturation at 500mA
Output Saturation at 700mA
VIL
VCESAT
VCESAT
VCESAT
IN[1:8] = 2.5V
2
10
µs
2
10
10 50
135 155 175
125
2.5
0.8
1.7 2.2
1.8 2.3
2.1 2.7
V
ºC
V
Copyright 2012
Rev. 1.1 6/26/2012
Microsemi
Analog Mixed Signal Group
One Enterprise, Aliso Viejo, CA. 92656, (949) 380-1600
Page 2
Datasheet pdf - http://www.DataSheet4U.co.kr/
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AAHS298B driver
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