DataSheet.in

A8660 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - Synchronous Buck Controller - Allegro

भाग संख्या A8660
समारोह Synchronous Buck Controller
मैन्युफैक्चरर्स Allegro 
लोगो Allegro लोगो 
पूर्व दर्शन
1 Page
		
<?=A8660?> डेटा पत्रक पीडीएफ

A8660 pdf
A8660
Wide Input Voltage, Adjustable Output, Synchronous Buck Controller
with PWM Frequency Dithering, Synchronization, and NPOR
SELECTION GUIDE
Part Number Temperature Range
A8660KESTR-J
–40°C to 150°C
[1] Contact Allegro for additional packing options.
Packing [1]
1500 pieces per 7-inch reel
Package
20-pin QFN with thermal pad and wettable flank
ABSOLUTE MAXIMUM RATINGS [2]: with respect to ground, unless otherwise noted
Characteristic
Symbol
Notes
VIN, SS,
EN, ENBAT
BOOT, HD
LX
VVIN, VSS,
VEN, VENBAT
VBOOT, VHD
VLX
continuous
t < 50 ns
LD, VREG
CS+
CS+, CS‒, FB
FSET, NPOR,
CPOR, COMP,
ENBATS
Junction Temperature Range
Storage Temperature Range
VLD, VVREG
VCS+
VCS+, VCS–, VFB
VFSET, VNPOR,
VCPOR, VCOMP,
VENBATS
TJ(max)
Tstg
With respect to CS‒
Rating
–0.3 to 50
–0.3 to VVIN + 9
−0.6 to VVIN + 1
–2 to VVIN + 3
–0.3 to 9
–0.5 to 0.5
–0.3 to 22
–0.3 to 6.5
–40 to 150
–55 to 150
Unit
V
V
V
V
V
V
V
V
°C
°C
[2] Stresses beyond those listed in this table may cause permanent damage to the device. The absolute maximum ratings are stress ratings only, and functional operation of
the device at these or any other conditions beyond those indicated in the Electrical Characteristics table is not implied. Exposure to absolute-maximum-rated conditions for
extended periods may affect device reliability.
THERMAL CHARACTERISTICS
Characteristic
Junction to Ambient Thermal Resistance
Symbol
RθJA
RθJC
Test Conditions [3]
QFN-20 (ES) package, 4-layer PCB based on JEDEC standard
QFN-20 (ES) package, Junction to thermal pad
[3] Additional thermal information available on the Allegro website.
Value
37
2
Unit
°C/W
°C/W
Table of Contents
Features and Benefits............................................................ 1
Description........................................................................... 1
Applications.......................................................................... 1
Package.............................................................................. 1
Typical Application Schematic................................................. 1
Selection Guide.................................................................... 2
Absolute Maximum Ratings.................................................... 2
Thermal Characteristics......................................................... 2
Pinout Diagram and Terminal List............................................ 3
Block Diagrams.................................................................... 4
Electrical Characteristics........................................................ 6
Functional Description........................................................... 9
Protection Features............................................................. 14
Component Selections......................................................... 16
PCB Layout Recommendations............................................ 23
Package Outline Drawing..................................................... 27
Allegro MicroSystems, LLC
955 Perimeter Road
Manchester, NH 03103-3353 U.S.A.
www.allegromicro.com
2

विन्यास 28 पेज
डाउनलोड[ A8660 Datasheet.PDF ]


शेयर लिंक


अनुशंसा डेटापत्रक

भाग संख्याविवरणविनिर्माण
A8660Synchronous Buck ControllerAllegro
Allegro


भाग संख्याविवरणविनिर्माण
30L120CTSchottky RectifierPFC Device
PFC Device
AT28C010-12DKSpace 1-MBit (128K x 8) Paged Parallel EEPROMATMEL
ATMEL
B20NM50FDN-CHANNEL POWER MOSFETSTMicroelectronics
STMicroelectronics
D8442SD844SavantIC
SavantIC
FAE391-A20AM/FM Automotive Electronic TunerMitsumi
Mitsumi


Index : 0  1  2  3  4  5  6  7  8  9  A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z



www.DataSheet.in    |   2017   |  संपर्क   |   खोज     |   English