參數(shù)資料
型號: LT3845EFE#TR
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 600 kHz SWITCHING FREQ-MAX, PDSO16
封裝: 4.40 MM, PLASTIC, TSSOP-16
文件頁數(shù): 14/24頁
文件大?。?/td> 263K
代理商: LT3845EFE#TR
LT3845
21
3845fb
TYPICAL APPLICATIONS
9V-16V to 5V at 10A DC/DC Converter, 500kHz Frequency Operation,
Capable of Withstanding 36V Transients, All Ceramic Capacitors, Soft-Start and Burst Mode Enabled
VIN
SHDN
CSS
BURST_EN
VFB
VC
SYNC
fSET
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
BOOST
TG
SW
VCC
BG
PGND
SENSE+
SENSE
SGND
D2 BAS19
C5
1
μF
16V
C3
8200pF
M1
Si7884DP
M2
Si7884DP
Si1555DL
D1
L1
2.7
μH
RSENSE
0.005
Ω
LT3845
C4
2.2
μF
16V
C6
1
μF
D3B
BAV99
D3A
BAV99
3845 TA03
17
C2
5600pF
C1
100pF
COUT
100
μF
6.3V
×4
VOUT
5V
10A
R3
1.1M
VIN
9V TO 16V
36V TRANSIENTS
CIN2
0.1
μF
50V
R6
23.2k
R4
10k
R1
49.9k
R2
154k
CIN
6.8
μF
50V
×4
CIN: TDK C4532X7R1H685K
COUT: MURATA GRM32ER60J107ME20
D1: DIODES INC. B170
L1: WURTH 744318270LF
Efciency and Power Loss
LOAD CURRENT (A)
0.1
70
EFFICIENCY
(%)
POWER
LOSS
(W)
75
80
85
90
100
110
3845 TA03b
95
0
1
2
3
4
6
5
VIN = 9V
VIN = 14V
VIN = 16V
POWER LOSS
VIN = 14V
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