参数资料
型号: LTC1624CS8#PBF
厂商: Linear Technology
文件页数: 28/28页
文件大小: 0K
描述: IC REG CTRLR BST FLYBK INV 8SOIC
标准包装: 100
PWM 型: 电流模式
输出数: 1
频率 - 最大: 225kHz
占空比: 95%
电源电压: 3.5 V ~ 36 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 70°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 管件
产品目录页面: 1333 (CN2011-ZH PDF)
LTC1624
TYPICAL APPLICATIO N
R3, 10 ?
+V IN
4.5V TO
C3, 0.033 μ F
C4, 0.1 μ F
R SENSE
0.0082 ?
+
C IN
100 μ F
10V
× 4
5.5V
LTC1624
C C
1
SENSE –
V IN
8
R C
6.8k
R1
20k
820pF
C2
100pF
2
3
4
I TH /RUN
V FB
GND
BOOST
TG
SW
7
6
5
D2
C B
0.1 μ F
M1
D1
L1
1.68 μ H
C OUT
470 μ F
6.3V
× 2
+
R2
35.7k
C8
100pF
+V OUT
3.3V
10A
V OUT
RTN
Q2
10k
1624 F23
C IN ( × 4) = KEMET T495D107M010AS
C OUT ( × 2) = AVX TPSV477M006R0055
D1 = MOTOROLA MBRB2515L
D2 = MOTOROLA MBR0520
L1 = PULSE ENGINEERING PE53691
M1 = INTERNATIONAL RECTIFIER IRL3803S
Q2 = MOTOROLA MMBTA14LT1
R SENSE = IRC OAR3-R0082
Figure 23. 5V to 3.3V/10A Converter (Surface Mount)
RELATED PARTS
PART NUMBER
LTC1147
LTC1148HV/LTC1148
LTC1149
LTC1159
LTC1174
LTC1265
LTC1266
LT ? 1375/LT1376
LTC1433/LTC1434
LTC1435
LTC1436/LTC1436-PLL
LTC1474/LTC1475
DESCRIPTION
High Efficiency Step-Down Controller
High Efficiency Synchronous Step-Down Controllers
High Efficiency Synchronous Step-Down Controller
High Efficiency Synchronous Step-Down Controller
Monolithic 0.6A Step-Down Switching Regulator
1.2A Monolithic High Efficiency Step-Down Switching Regulator
High Efficiency Synchronous Step-Down Controller, N-Channel Drive
1.5A, 500kHz Step-Down Switching Regulators
Monolithic 0.45A Low Noise Current Mode Step-Down Switching Regulators
High Efficiency Low Noise Synchronous Step-Down Controller,
N-Channel Drive
High Efficiency Low Noise Synchronous Step-Down Controllers,
N-Channel Drive
Ultralow Quiesent Current Step-Down Monolithic Switching Regulators
COMMENTS
100% DC, Burst Mode Operation, 8-Pin SO
and PDIP
100% DC, Burst Mode Operation, V IN < 20V
100% DC,Std Threshold MOSFETs, V IN < 48V
100% DC, Logic Level MOSFETs, V IN < 40V
100% DC, Burst Mode Operation, 8-Pin SO
100% DC, Burst Mode Operation, 14-Pin SO
100% DC, Burst Mode Operation, V IN < 20V
High Frequency
16- and 20-Pin Narrow SSOP
Burst Mode Operation, 16-Pin Narrow SO
Adaptive Power TM Mode, 20- and 24-Pin SSOP
100% DC, 8-Pin MSOP, V IN < 20V
Adaptive Power is a trademark of Linear Technology Corporation.
28
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417 q (408)432-1900
FAX: (408) 434-0507 q TELEX: 499-3977 q www.linear-tech.com
1624f LT/TP 0198 4K ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 1997
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