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): 13/24頁
文件大?。?/td> 263K
代理商: LT3845EFE#TR
LT3845
20
3845fb
TYPICAL APPLICATIONS
9V-16V to 3.3V at 10A DC/DC Converter Capable of Withstanding 60V Transients,
All Ceramic Capacitors and Soft-Start 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
D2A BAV99
C5
1
μF
16V
C3
8200pF
M1
Si7370DP
M2
Si7370DP
D1
L1
3.3
μH
RSENSE
0.006
Ω
LT3845
C4
2.2
μF
16V
3845 TA02
17
C2
6800pF
COUT
100
μF
6.3V
×5
VOUT
3.3V
10A
R3
1.1M
VIN
9V TO 16V
60V TRANSIENTS
CIN2
0.1
μF
100V
R6
49.9k
VIN
R5
100k
SYNC
R7
4.99k
D3
12V
R4
25k
R1
10k
R2
16.9k
CIN
2.2
μF
100V
×4
CIN: TDK C4532X7R2A225K
COUT: MURATA GRM32ER60J107ME20
D1: DIODES INC. B3100
L1: WURTH 7443551370
D2B
BAV99
Q1
60V
LOAD CURRENT (A)
0.1
65
BATTERY
VOLTAGE
(V)
POWER
LOSS
(W)
70
75
80
85
95
110
3845 TA02b
90
0
1
2
3
4
6
5
VIN = 9V
VIN = 14V
VIN = 16V
POWER LOSS
VIN = 14V
Efciency and Power Loss
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