SC2447 Просмотр технического описания (PDF) - Semtech Corporation
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SC2447 Datasheet PDF : 26 Pages
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SC2447
POWER MANAGEMENT
Pin Configurations
TOP VIEW
CS1+
1
CS1-
2
ROSC
3
IN1-
4
COMP1
5
SYNC
6
AGND
7
REF
8
REFOUT
9
REFIN 10
COMP2
11
IN2-
12
CS2-
13
CS2+
14
28
SS1/EN1
27
NC
26
NC
25
GDH1
24
GDL1
23
NC
22
NC
21
GDL2
20
GDH2
19
NC
18 NC
17 NC
16 AVCC
15 SS2/EN2
Ordering Information
Device
Top Mark
Package
SC2447TSTRT(1)(2)
SC2447
TSSOP-28
SC2447EVB
Evaluation Board
Notes:
(1) Only available in tape and reel packaging. A reel contains 2500 devices
for TSSOP package.
(2) Lead free product. This product is fully WEEE and RoHS compliant.
(28 Pin TSSOP)
θJA= 84°C/W; θJC= 13°C/W.
Figure 2
Absolute Maximum Rating
Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters specified
in the Electrical Characteristics section is not implied. Exposure to Absolute Maximum rated conditions for extended periods of time may affect device
reliability.
Parameter
Symbol
Maximum Ratings Units
Supply Voltage
AVCC
-0.3 to 16
V
Gate Outputs GDH1, GDH2, GDL1, GDL2 voltages
IN1-, IN2- Voltages
REFOUT Voltages
REF, REFIN Voltage
COMP1, COMP2 Voltages
CS1+, CS1-, CS2+ and CS2- Voltages
SYNC Voltage
SS1/EN1 AND SS2/EN2 Voltages
Storage Temperature Range
Lead Temperature (Soldering) 10 sec
Junction Temperature
ESD Rating (Human Body Model)
© 2006 Semtech Corp.
VGDH1, VGDH2,VGDL1, VGDL2
VIN1-,VIN2-
VREF ,VREFOUT
VREFIN
V V COMP1, COMP2
V V V V CS1+, CS1-, CS2+, CS2-
VSYNC
VSS1,VSS2
T
STG
TLEAD
TJ
ESD
2
-0.3 to 6
V
-0.3 to AVCC+0.3
V
-0.3 to 6
V
-0.3 to AVCC+0.3
V
-0.3 to AVCC+0.3
V
-0.3 to AVCC+0.3
V
-0.3 to AVCC+0.3
V
-0.3 to 6
V
-60 to 150
°C
260
°C
150
°C
2
kV
www.semtech.com
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