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| 型号： | LTC3634IUFD#TRPBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 5.5 A DUAL SWITCHING CONTROLLER, 4600 kHz SWITCHING FREQ-MAX, PQCC28 |
| 封装： | 4 X 5 MM, LEAD FREE, PLASTIC, MO-220, QFN-28 |
| 文件页数： | 17/28页 |
| 文件大小： | 359K |
| 代理商： | LTC3634IUFD#TRPBF |
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LTC3634
24
3634f
Figure 9. Design Example Circuit
Lastly,wewillchoosecompensationcomponents. Choos-
ing the crossover frequency fC = 50kHz:
RCOMP1 =
2
π 50kHz 200F
1m
1 71
1.8V
0.6V
= 27k
RCOMP2 =
2
π 50kHz 400F
1m
1 71
0.9V
= 18k
applicaTions inForMaTion
Choosing the zero frequency to be 10kHz yields CCOMP1 =
589pF and CCOMP2 = 884pF. The closest standard values
for the compensation components are 26.7k, 18k, 560pF
and 910pF, respectively.
The final circuit is shown in Figure 9.
RUN1
RUN2
RT
INTVCC
PHMODE
MODE/SYNC
ITH1
ITH2
LTC3634
3634 F09
L1
1.5H
0.1F
0.01F
0.1F
R1
12.1k
R2
24.3k
PGND
SGND
BOOST1
SW1
VON1
VDDQIN
VFB1
BOOST2
SW2
VFB2
VON2
VTTR
VIN1
VIN
3.6V TO 15V
VIN2
L2
0.82H
R3
324k
COUT2
100F
×4
COUT1
100F
×2
VDDQ
1.8V
VTT
0.9V
VREF
0.9V
C5
10pF
RCOMP1
26.7k
CCOMP1
560pF
RCOMP2
18k
CCOMP2
910pF
C2
2.2F
C1
47F
×2
C4
10pF
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相关代理商/技术参数 |
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|---|---|
| LTC3634MPFE#PBF | 制造商:Linear Technology 功能描述:IC CONV DDR DDR2 DDR3 28TSSOP 制造商:Linear Technology 功能描述:BUCK 15V 3A 500KHZ-4MHZ TS 制造商:Linear Technology 功能描述:BUCK, 15V, 3A, 500KHZ-4MHZ, TSSOP-28 制造商:Linear Technology 功能描述:DP-SWREG/Monolithic, 15V Dual 3A Monolithic Step Down Regulator for DDR Power |
| LTC3634MPFE#TRPBF | 制造商:Linear Technology 功能描述:IC REG 15V 3A STEP DOWN 28-TSSOP 制造商:Linear Technology 功能描述:DC-DC REGULATOR, BUCK, ADJ, TSSOP-28, Primary Input Voltage:15V, No. of Outputs:2, Output Current:3A, No. of Pins:28, Operating Temperature Min:-55C, Operating Temperature Max:150C, MSL:-, Package / Case:28-TSSOP , RoHS Compliant: Yes |
| LTC3634MPUFD#PBF | 制造商:Linear Technology 功能描述:IC CONV DDR DDR2 DDR3 28-QFN 制造商:Linear Technology 功能描述:BUCK 15V 3A 500KHZ-4MHZ QF |
| LTC3637EDHC#PBF | 制造商:Linear Technology 功能描述:IC REG BUCK SYNC ADJ 1A 16DFN |
| LTC3637EMSE#PBF | 制造商:Linear Technology 功能描述:IC REG BUCK SYNC ADJ 1A 16MSOP |
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