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ALT80800KLPATR датащи(PDF) 2 Page - Allegro MicroSystems

номер детали ALT80800KLPATR
подробное описание детали  Automotive-Grade, Constant-Current 2.0 A PWM Dimmable Synchronous Buck LED Driver
PDF  23 Pages
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производитель  ALLEGRO [Allegro MicroSystems]
домашняя страница  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

ALT80800KLPATR датащи(HTML) 2 Page - Allegro MicroSystems

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Automotive-Grade, Constant-Current 2.0 A
PWM Dimmable Synchronous Buck LED Driver
ALT80800
2
Allegro MicroSystems, LLC
955 Perimeter Road
Manchester, NH 03103-3353 U.S.A.
www.allegromicro.com
SELECTION GUIDE
Part Number
Package
Packing
ALT80800KLPATR
16-pin TSSOP with exposed thermal pad
4000 pieces per 13-inch reel
ABSOLUTE MAXIMUM RATINGS
Characteristic
Symbol
Notes
Rating
Unit
Supply Voltage
VIN, VVCCIN
–0.3 to 60
V
Bootstrap Drive Voltage
VBOOT
–0.3 to VIN+8
V
Switching Voltage
VSW
Continuous
–0.3 to VIN+0.3
V
Pulsed, t < 50 ns
–1 to VIN+3
V
EN Voltage
VEN
–0.3 to VIN+0.3
V
Current Sense Voltages
VCSH, VCSL
V
Linear Regulator Terminal
VCC
–0.3 to 7
V
ADIM pin, TON pin
VADIM, VTON
V
FDSET Voltages
VFDSET
V
FFn and PWM Voltages
VFFn, VPWM
V
Maximum Junction Temperature
TJ(max)
150
°C
Storage Temperature
Tstg
–55 to 150
°C
THERMAL CHARACTERISTICS*: May require derating at maximum conditions; see application section for optimization
Characteristic
Symbol
Test Conditions*
Value Unit
Package Thermal Resistance
(Junction to Ambient)
RθJA
On 4-layer PCB based on JEDEC standard
34
°C/W
Package Thermal Resistance
(Junction to Pad)
RθJP
2
°C/W
*Additional thermal information available on the Allegro™ website.
SPECIFICATIONS
Table of Contents
Features and Benefits
1
Description
1
Applications
1
Package
1
Typical Application Circuit
1
Selection Guide
2
Specifications
2
Absolute Maximum Ratings
2
Thermal Characteristics
2
Pinout Diagrams and Terminal List Tables
3
Functional Block Diagrams
4
Electrical Characteristics
5
Functional Description
7
Application Circuit Diagrams
20



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