LT1070CT datasheet(10/12 Pages) LINER

部件名	LT1070CT

功能描述	5A and 2.5A High Efficiency Switching Regulators

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制造商	LINER [Linear Technology]

网页	http://www.linear.com

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10

LT1070/LT1071

TYPICAL APPLICATIONS (Note that maximum output currents are divided by 2 for the LT1071)

Current Boosted Boost Converter

+

R4

1070/71 TA11

R3

R2

1.24k

R1

27k

C2

C3

I

N

C1

VOUT

28V

4A

D2

D1

VSW

VC

VIN

LT1070

GND

VIN

16V TO 24V

FB

+

R1

27k

RO

(MINIMUM

LOAD)

R2

1.24k

1070/71 TA15

R3

3.3k

C2

0.22

µF

C3

10

µF

+

C1

1000

µF

+

C4*

470

µF

VIN

–15V

VOUT

–28V

1A

L1

200

µH

D2

D1

VSW

VC

VIN

LT1070

GND

FB

*REQUIRED IF INPUT LEADS

≥ 2"

+

R4

680

Ω

1W

1070/71 TA10

1

L1

N = 5

TOTAL

INDUCTANCE = 4mH

INTERLEAVE PRIMARY

AND SECONDARY FOR

LOW LEAKAGE

INDUCTANCE

R3

10k

R2

1.24k

R1

98k

C2

0.047

µF

C3

0.68

µF

C1

200

µF

VOUT

100V

300mA

D2

D1

VSW

VC

VIN

LT1070

GND

VIN

15V

FB

+

Voltage Boosted Boost Converter

Negative Boost Regulator

Negative Input/Negative Output Flyback Converter

+

R5

R4

1.24k

C2

VSW

Q1

2N3906

•

VIN

C3

C1

–VOUT

1070/71 TA17

R6

R1*

T1

1:N

LT1070/LT1071

GND

VC

FB

–VIN

R3

1k

R2

5k

+

*R1 =

VOUT – 1.6V

200

µA

External Current Limit

1070/71 TA04

LT1070/LT1071

VC

GND

D1

VX

R1

500

Ω

R2

= 2V

1070/71 TA06

R2

VIN

R1

1k

C2

C1

1000pF

NOTE THAT THE LT1070/LT1071

GND PIN IS NO LONGER COMMON

TO VIN

–

VSW

VC

RS

VIN

LT1070/LT1071

GND

FB

+

Q1

类似零件编号 - LT1070CT

制造商	部件名	数据表	功能描述
Linear Technology	LT1070CT	212Kb / 12P	5A and 2.5A High Efficiency Switching Regulators

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类似说明 - LT1070CT

制造商	部件名	数据表	功能描述
Linear Technology	LT1070	218Kb / 12P	5A and 2.5A High Efficiency Switching Regulators
	LT1071	218Kb / 12P	5A and 2.5A High Efficiency Switching Regulators
	LT1070	212Kb / 12P	5A and 2.5A High Efficiency Switching Regulators
	LT1170	236Kb / 24P	100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators
	LT1171	236Kb / 24P	100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators
	LT1170	266Kb / 20P	100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators
	LT1172	236Kb / 24P	100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators
	LT1270	136Kb / 4P	8A and 10A High Efficiency Switching Regulators
	LT1270A	136Kb / 4P	8A and 10A High Efficiency Switching Regulators
National Semiconductor ...	LM2655	377Kb / 16P	2.5A High Efficiency Synchronous Switching Regulator