GM7130-12TA5T datasheet(4/9 Pages) GAMMA

Part #	GM7130-12TA5T

Description	3A STEP DOWN VOLTAGE SWITCHING REGULATORS

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Manufacturer	GAMMA [Gamma Microelectronics Inc.]

Direct Link	http://www.gammamicro.com.tw/

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5

GM7130

3A STEP DOWN VOLTAGE SWITCHING

REGULATORS

Absolute Maximum Ratings (Note 1)

Rating

Value

Unit

Maximum Supply Voltage

45

V

Pin Input Voltage

-0.3 + VIN + 0.3

V

Feedback Pin Voltage

-0.3 + VIN + 0.3

V

Output Voltage to Ground (Steady State)

-1.0

V

Power Dissipation

Internally Limited

-

TO-220-5

65

Junction to Ambient,

θJA

TO-263-5

45

TO-220-5

2

Thermal

Resistance*

Junction to Case,

θJC

TO-263-5

2

°C/W

Storage Temperature Range

- 65 to 150

°C

Maximum Junction Temperature

+ 150

°C

Operating Temperature Range

- 40 to 125

°C

Minimum ESD Rating (Note 2)

2

kV

Lead Temperature (Soldering, 10 sec)

+ 260

°C

* θJA is measured with minimum copper area for TO-220-5 package, and copper area (must connected to ground) of around 0.5 in

2

for TO-263-5 package.

Block Diagram

VIN

1

2

5

3

4

VOUT

Regulator

With

Enable

Comparator

52KHz

Oscillator

Driver

Thermal Shutdown

&

Current Limit

Reset

1.23V

Reference

R1*

R2*

Error

Amplifier

FB

Gnd

VOUT = 3.3V, R1 = 2.49K, R2 = 4.18K

VOUT = 5.0V, R1 = 2.49K, R2 = 7.57K

VOUT = ADJ, R1 = OPEN, R2 = 0Ω

ON/OFF

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GM7130-12TA5T Datasheet(PDF) 4 Page - Gamma Microelectronics Inc.

GM7130-12TA5T Datasheet(HTML) 4 Page - Gamma Microelectronics Inc.

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