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378R05G-TF4-T

更新时间：2025-05-02 18:09:23

品牌：UTC

描述：Fixed Positive LDO Regulator, 5V, BIPolar,

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378R05G-TF4-T 概述

Fixed Positive LDO Regulator, 5V, BIPolar, 线性稳压器IC

378R05G-TF4-T 规格参数

是否Rohs认证：	符合	生命周期：	Active
Reach Compliance Code：	compliant	ECCN代码：	EAR99
HTS代码：	8542.39.00.01	风险等级：	5.68
可调性：	FIXED	最大绝对输入电压：	35 V
最大输入电压：	7 V	最大电网调整率：	0.125%
最大负载调整率：	0.1%	输出次数：	1
端子数量：	4	工作温度TJ-Max：	125 °C
工作温度TJ-Min：		最大输出电流 1：	3 A
标称输出电压 1：	5 V	封装主体材料：	PLASTIC/EPOXY
封装等效代码：	SIP4,.06TB	包装方法：	TUBE
峰值回流温度（摄氏度）：	NOT SPECIFIED	认证状态：	Not Qualified
调节器类型：	FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR	子类别：	Other Regulators
表面贴装：	NO	技术：	BIPOLAR
端子节距：	2.54 mm	端子位置：	SINGLE
处于峰值回流温度下的最长时间：	NOT SPECIFIED	最大电压容差：	2.4%
Base Number Matches：	1

378R05G-TF4-T 数据手册

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UNISONIC TECHNOLOGIES CO., LTD

378RXX

Preliminary

LINEAR INTEGRATED CIRCUIT

4 TERMINAL 3A OUTPUT

LOW DROP VOLTAGE

REGULATOR



DESCRIPTION

The UTC 378RXX Series are Low Drop Voltage Regulator

suitable for various electronic equipments.

It provides constant voltage power source with TO-220 4

terminal lead full molded PKG. The Regulator has multi function

such as over current protection, overheat protection and ON/OFF

control.

TO-220F-4



FEATURES

*3.0A Output Low Drop Voltage Regulator.

* Built in ON/OFF Control Terminal.

* Built in Over Current Protection, Over Heat Protection Function.



ORDERING INFORMATION

Ordering Number

Lead Free

Package

Packing

Tube

Halogen Free

378RXXL-TF4-T

378RXXG-TF4-T

TO-220F-4

Note: xx: Output Voltage, refer to Marking Information.

www.unisonic.com.tw

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378RXX

Preliminary

LINEAR INTEGRATED CIRCUIT



MARKING INFORMATION

PACKAGE

VOLTAGE CODE

MARKING

33: 3.3V

05: 5.0V

09: 9.0V

12: 12V

TO-220F-4



PIN CONFIGURATION



PIN DESCRIPTION

PIN NO.

PIN NAME

V_IN

DESCRIPTION

Input DC supply voltage

Output voltage pin

V_OUT

GND

Ground pin for the IC

ON/OFF control pin

Control

UNISONIC TECHNOLOGIES CO., LTD

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378RXX

Preliminary

LINEAR INTEGRATED CIRCUIT



BLOCK DIAGRAM

V_IN

V_O

ASO

BANDGAP

PROTECTION

REFERENCE

OUTPUT ON/OFF

CONTROL

Control

OVER HEAT

PROTECTION

GND

UNISONIC TECHNOLOGIES CO., LTD

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378RXX

Preliminary

LINEAR INTEGRATED CIRCUIT



ABSOLUTE MAXIMUM RATING (T_A= 25°C, unless otherwise specified)

PARAMETER

SYMBOL

V_IN

RATINGS

UNIT

REMARK

Input Voltage

ON/OFF Control Voltage

Output Current

V_C

I_O

Power Dissipation 1

P_D1

1.5

No heatsink

with heatsink

Power Dissipation 2

P_D2

Junction Temperature

Operating Temperature

Storage Temperature

Soldering Temperature (10sec)

T_J

125

°C

T_OPR

T_STG

T_SOL

-20~80

-30~125

260

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.



ELECTRICAL CHARACTERISTICS

(Unless otherwise specified, I_O=1.0A, T_A= 25°C, unless otherwise specified)

For 378R33 (V_IN=5V)

PARAMETER

Output Voltage

SYMBOL

V_O

TEST CONDITIONS

MIN

TYP

3.3

MAX

3.399

2.0

UNIT

3.201

Load Regulation

Reg Load I_O=5mA~3A

Reg Line V_IN=6~12V

0.1

Line Regulation

0.5

2.5

±0.02 ±0.05

Temperature Coefficient of Output Voltage

Ripple Rejection

T_CV_O

R·R

T_J=0~125°C

%/°C

Drop Out Voltage (Note)

V_D

V_C(ON)

I_C(ON)

V_C(OFF)

I_C(OFF)

I_Q

I_O=3A

0.8

Output ON State for Control Voltage

Output ON State for Control Current

Output OFF State for Control Voltage

Output OFF State for Control Current

Quiescent Current

2.0

V_C=2.7V

0.8

-0.4

μA

V_C=0.4V

I_O=0

For 378R05 (V_IN=7V)

PARAMETER

SYMBOL

V_O

TEST CONDITIONS

MIN

4.88

TYP

5.0

MAX

5.12

2.0

UNIT

Output Voltage

Load Regulation

Reg Load I_O=5mA~3A

Reg Line V_IN=6~12V

0.1

Line Regulation

0.5

2.5

±0.02 ±0.05

Temperature Coefficient of Output Voltage

Ripple Rejection

T_CV_O

R·R

V_D

T_J=0~125°C

%/°C

Drop Out Voltage (Note)

Output ON State for Control Voltage

Output ON State for Control Current

Output OFF State for Control Voltage

Output OFF State for Control Current

Quiescent Current

I_O=3A

0.8

V_C(ON)

I_C(ON)

V_C(OFF)

I_C(OFF)

I_Q

2.0

V_C=2.7V

0.8

-0.4

μA

V_C=0.4V

I_O=0

UNISONIC TECHNOLOGIES CO., LTD

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378RXX

Preliminary

LINEAR INTEGRATED CIRCUIT



ELECTRICAL CHARACTERISTICS (Cont.)

For 378R06 (V_IN=8V)

PARAMETER

SYMBOL

V_O

TEST CONDITIONS

MIN

5.85

TYP

6.0

MAX

6.15

2.0

UNIT

Output Voltage

Load Regulation

Reg Load I_O=5mA~3A

Reg Line V_IN=7~15V

0.1

Line Regulation

0.5

2.5

±0.02 ±0.05

Temperature Coefficient of Output Voltage

Ripple Rejection

T_CV_O

R·R

T_J=0~125°C

%/°C

Drop Out Voltage (Note)

V_D

V_C(ON)

I_C(ON)

V_C(OFF)

I_C(OFF)

I_Q

I_O=3A

0.8

Output ON State for Control Voltage

Output ON State for Control Current

Output OFF State for Control Voltage

Output OFF State for Control Current

Quiescent Current

2.0

V_C=2.7V

0.8

-0.4

μA

V_C=0.4V

I_O=0

For 378R08 (V_IN=10V)

PARAMETER

SYMBOL

V_O

TEST CONDITIONS

MIN

7.80

TYP

8.0

MAX

8.20

2.0

UNIT

Output Voltage

Load Regulation

Reg Load I_O=5mA~3A

Reg Line V_IN=9~25V

0.1

Line Regulation

0.5

2.5

±0.02 ±0.05

Temperature Coefficient of Output Voltage

Ripple Rejection

T_CV_O

R·R

V_D

T_J=0~125°C

%/°C

Drop Out Voltage (Note)

Output ON State for Control Voltage

Output ON State for Control Current

Output OFF State for Control Voltage

Output OFF State for Control Current

Quiescent Current

I_O=3A

0.8

V_C(ON)

I_C(ON)

V_C(OFF)

I_C(OFF)

I_Q

2.0

V_C=2.7V

0.8

-0.4

μA

V_C=0.4V

I_O=0

For 378R09 (V_IN=15V)

PARAMETER

SYMBOL

V_O

TEST CONDITIONS

MIN

8.78

TYP

9.0

MAX

9.22

2.0

UNIT

Output Voltage

Load Regulation

Reg Load I_O=5mA~3A

Reg Line V_IN=10~25V

0.1

Line Regulation

0.5

2.5

±0.02 ±0.05

Temperature Coefficient of Output Voltage

Ripple Rejection

T_CV_O

R·R

V_D

T_J=0~125°C

%/°C

Drop Out Voltage (Note)

Output ON State for Control Voltage

Output ON State for Control Current

Output OFF State for Control Voltage

Output OFF State for Control Current

Quiescent Current

I_O=3A

0.8

V_C(ON)

I_C(ON)

V_C(OFF)

I_C(OFF)

I_Q

2.0

V_C=2.7V

0.8

-0.4

μA

V_C=0.4V

I_O=0

UNISONIC TECHNOLOGIES CO., LTD

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378RXX

Preliminary

LINEAR INTEGRATED CIRCUIT



ELECTRICAL CHARACTERISTICS (Cont.)

For 378R010 (V_IN=16V)

PARAMETER

SYMBOL

V_O

TEST CONDITIONS

MIN

9.75

TYP

10.0

0.1

MAX

10.25

2.0

UNIT

Output Voltage

Load Regulation

Reg Load I_O=5mA~3A

Reg Line V_IN=11~26V

Line Regulation

0.5

2.5

±0.02 ±0.05

Temperature Coefficient of Output Voltage

Ripple Rejection

T_CV_O

R·R

T_J=0~125°C

%/°C

Drop Out Voltage (Note)

V_D

V_C(ON)

I_C(ON)

V_C(OFF)

I_C(OFF)

I_Q

I_O=3A

0.8

Output ON State for Control Voltage

Output ON State for Control Current

Output OFF State for Control Voltage

Output OFF State for Control Current

Quiescent Current

2.0

V_C=2.7V

0.8

-0.4

μA

V_C=0.4V

I_O=0

For 378R012 (V_IN=18V)

PARAMETER

SYMBOL

V_O

TEST CONDITIONS

MIN

TYP

12.0

0.1

MAX

12.30

2.0

UNIT

Output Voltage

11.70

Load Regulation

Reg Load I_O=5mA~3A

Reg Line V_IN=13~29V

Line Regulation

0.5

2.5

±0.02 ±0.05

Temperature Coefficient of Output Voltage

Ripple Rejection

T_CV_O

R·R

T_J=0~125°C

%/°C

Drop Out Voltage (Note)

Output ON State for Control Voltage

Output ON State for Control Current

Output OFF State for Control Voltage

Output OFF State for Control Current

Quiescent Current

V_D

V_C(ON)

I_C(ON)

V_C(OFF)

I_C(OFF)

I_Q

I_O=3A

0.8

2.0

V_C=2.7V

0.8

-0.4

μA

V_C=0.4V

I_O=0

For 378R015 (V_IN=21V)

PARAMETER

SYMBOL

V_O

TEST CONDITIONS

MIN

TYP

15.0

0.1

MAX

15.30

2.0

UNIT

Output Voltage

14.70

Load Regulation

Reg Load I_O=5mA~3A

Reg Line V_IN=16~32V

Line Regulation

0.5

2.5

±0.02 ±0.05

Temperature Coefficient of Output Voltage

Ripple Rejection

T_CV_O

R·R

T_J=0~125°C

%/°C

Drop Out Voltage (Note)

Output ON State for Control Voltage

Output ON State for Control Current

Output OFF State for Control Voltage

Output OFF State for Control Current

Quiescent Current

V_D

V_C(ON)

I_C(ON)

V_C(OFF)

I_C(OFF)

I_Q

I_O=3A

0.8

2.0

V_C=2.7V

0.8

-0.4

μA

V_C=0.4V

I_O=0

Note: Input voltage shall be the value when output voltage is 95% in comparison with the initial value.

UNISONIC TECHNOLOGIES CO., LTD

6 of 8

QW-R102-049.b

www.unisonic.com.tw

378RXX

Preliminary

LINEAR INTEGRATED CIRCUIT



TEST CIRCUIT

UNISONIC TECHNOLOGIES CO., LTD

7 of 8

QW-R102-049.b

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378RXX

Preliminary

LINEAR INTEGRATED CIRCUIT



TYPICAL APPLICATION CIRCUIT

UTC assumes no responsibility for equipment failures that result from using products at values that

exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or

other parameters) listed in products specifications of any and all UTC products described or contained

herein. UTC products are not designed for use in life support appliances, devices or systems where

malfunction of these products can be reasonably expected to result in personal injury. Reproduction in

whole or in part is prohibited without the prior written consent of the copyright owner. The information

presented in this document does not form part of any quotation or contract, is believed to be accurate

and reliable and may be changed without notice.

UNISONIC TECHNOLOGIES CO., LTD

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