参数资料
型号: LT3845MPFE#TRPBF
厂商: Linear Technology
文件页数: 23/26页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 16TSSOP
标准包装: 2,500
PWM 型: 电流模式
输出数: 1
频率 - 最大: 500kHz
电源电压: 4 V ~ 60 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -55°C ~ 125°C
封装/外壳: 16-TSSOP(0.173",4.40mm)裸露焊盘
包装: 带卷 (TR)
LT3845
TYPICAL APPLICATIONS
9V-24V to 3.3V, 2-Phase at 10A per Phase, DC/DC Converter with Spread Spectrum Operation
V IN
24V
C IN
6.8μF
50V
×2
R3
1.21M
V IN
BOOST
C5
1μF
16V
R4
1.21M
C3 8200pF
SHDN
LT3845
C SS
BURST_EN
TG
SW
V CC
D2 BAS19
M1
Si7850DP
L1
4.7μH
D1
B160
R SENSE
0.005Ω
V FB
V C
BG
PGND
M2
Si7850DP
C11
47pF
SYNC
R6
SYNC
f SET
SGND
SENSE +
SENSE –
C4
2.2 μ F
16V
130k
V OUT
Q1
R12
25k
D5
5.7V
C IN3
0.1μF
C10
1μF
3.3V
20A
C OUT
100μF
6.3V
×6
100V
16V
C11
0.1μF
R11
500k
1
2
3
V + OUT1
LTC6908-1
GND OUT2
SET3 MOD
6
5
4
SYNC1
SYNC2
C8 8200pF
V IN
SHDN
LT3845
C SS
BURST_EN
BOOST
TG
SW
V CC
D4 BAS19
M3
Si7850DP
L2
4.7μH
D3
B160
R SENSE2
0.005Ω
V FB
BG
M4
Si7850DP
R1
V C
PGND
R2
16.8k
10k
C6
47pF
SYNC
R9
4.99k
C7 R10
5600pF 130k
SYNC
f SET
SGND
SENSE +
SENSE –
C9
2.2 μ F
16V
C IN : TDK C4532X7R1H685K
3845 TA05
C OUT : MURATA GRM32ER60J107ME20
D1, D3: DIODES, INC. B160
L1, L2: VISHAY IHLP-5050FD-01
3845fd
23
相关PDF资料
PDF描述
NCP305LSQ16T1G IC VOLT DETECT OD 1.6V SC-82AB
LTC1629IG IC REG CTRLR BUCK PWM CM 28-SSOP
LT1952MPGN-1#TRPBF IC REG CTRLR ISO PWM CM 16-SSOP
LT1952MPGN#TRPBF IC REG CTRLR ISO PWM CM 16-SSOP
LT1952MPGN-1#PBF IC REG CTRLR ISO PWM CM 16-SSOP
相关代理商/技术参数
参数描述
LT3846 制造商:LINER 制造商全称:Linear Technology 功能描述:Current Mode PWM Controller
LT3846J 制造商:Linear Technology 功能描述:Current Mode PWM Controller 200mA 16-Pin CDIP
LT3846N 制造商:LINER 制造商全称:Linear Technology 功能描述:Current Mode PWM Controller
LT3847 制造商:LINER 制造商全称:Linear Technology 功能描述:Current Mode PWM Controller
LT3847J 制造商:Linear Technology 功能描述:Current Mode PWM Controller 200mA 16-Pin CDIP