TLE4278G

Output Current : 200 mA
Number of Outputs : 1
Mounting Style : SMD/SMT
Output Voltage : 5 V
Output Type : Fixed
Maximum Operating Temperature : + 150 C
Input Voltage MAX : 45 V
Load Regulation : - 5 mV
Dropout Voltage (Max) : 0.5 V at 150 mA
Package / Case : DSO


Features:

• Low-drop voltage regulator
• Very low quiescent current
• Adjustable reset time
• Adjustable reset threshold
• Reverse polarity proof
• Adjustable watchdog activating threshold
• Wide operating range
• Wide temperature range
• Short-circuit protection
• Over temperature protection
• ESD protection > 2000 V
• Reset funktion down to 1 V (output voltage)




Pinout






Specifications

Parameter	Symbol	Limit Values	Unit
Supply voltage	VS	42 to45	V
Output current	IQ	0.5	A
Junction temperature	Tj	40 to150

Description

The TLE4278G is designed as one kind of 5-V low-drop fixed voltage regulator which can supply loads up to 200 mA. Features of the TLE4278G are:(1)settable reset threshold;(2)output voltage tolerance </=±2%;(3)adjustable watchdog activating threshold;(4)very low current consumption;(5)over-temperature protection;(6)watchdog;(7)low-drop voltage;(8)reverse polarity protection;(9)separated reset and watchdog output;(10)short-circuit proof;(11)suitable for use in automotive electronics;(12)wide temperature range.

The absolute maximum ratings of the TLE4278G can be summarized as:(1)junction pin:25 K/W;(2)junction ambient:70 K/W;(3)junction temperature:-40 to 150 °C;(4)input voltage:5.5 to 45 V;(5)storage temperature:-50 to 150 °C;(6)junction temperature:-50 to 150 °C;(7)ground GND current:-100 to 50 mA;(8)watchdog adjust WADJ voltage:-0.3 to 7 V;(9)watchdog adjust WADJ current:internally limited;(10)watchdog output WO voltage:-0.3 to 25 V;(11)watchdog output WO current:-5 to +5 mA.

The electrical characteristics of the TLE4278G can be summarized as:(1)output current limiting:350 mA;(2)supply voltage regulation:5 mV;(3)load regulation: -5 mV;(4)drop voltage VDR=VI-VQ:0.25 V;(5)upper timing threshold:1.5 to 2.3 V;(6)lower reset timing threshold:0.2 to 0.4 V;(7)delay time:12 to 28 ms;(8)reset reaction time:0.4 to 2.0 ms;(9)activating threshold:1.28 to 1.45 V;(10)current ratio:650 to 800. If you want to know more information such as the electrical characteristics about the TLE4278G, please download the datasheet in www.seekic.com or www.chinaicmart.com .

Parameters:

Technical/Catalog Information	TLE4278G
Vendor	Infineon Technologies (VA)
Category	Integrated Circuits (ICs)
Regulator Type	Single Output
Package / Case	DSO-14
Packaging	Cut Tape (CT)
Regulator Topology	Positive Fixed
Current - Output	200mA
Voltage - Output	5V
Operating Temperature	-40°C ~ 150°C
Voltage - Input	5.5 ~ 45 V
Number of Regulators	1
Current - Limit (Min)	200mA
Current Short Circuit (Isc)	-
Lead Free Status	Contains Lead
RoHS Status	RoHS Non-Compliant
Other Names	TLE4278G TLE4278G TLE4278GINCT ND TLE4278GINCTND TLE4278GINCT