TP78XX

TP78XX TOPPOWER | Alldatasheet

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TP78 xx -0.5 Series www.gztoppower.com TEL:0086-20-82019000 EMAIL:sales2@gztoppower.com Page 1 /3 DESCRIPTION ：： ：： The TP78xx-0.5 series have high efficiency, short circuit protection, Thermal shutdown, no heat sink required, Industry standard pinout.ideal for redialing 78xx linear regulates and are pin compatible. Wide Input Non-Isolated 、、 、、Regulated Single Output OUTPUT CHARACTERISTICS Parameter Conditions Min Typ. Max. Units Output voltage accuracy 100% full load ±2 ±3 Line regulation Vin= min. to max. (at full load) Vout:1.5V-2.5V ±0.5 ±1.0 Vout:3.3V-15V ±0.2 ±0.4 Load regulation 10% to 100% load Vout:1.5V-2.5V ±0.4 ±0.75 Vout:3.3V-15V ±0.4 ±0.6 Ripple & Noise 20MHz Bandwidth(refer to figure 3 ) 25 35 mvp-p Short circuit input power 0.5 1.8 W Short circuit protection Continuous, automatic recovery Thermal shutdown Internal IC junction 150 ℃ Output current limit Vin= min. to max. at full load) Vout:1.5V-3.3V 3000 mA Vout:5V-15V 2000 Switching frequency At full load, input voltage range 280 330 450 KHz Quiescent current 5 8 mA Temperature coefficient –40 ~+85℃ ℃ ±0.02 %/℃ Max capacitance load 1000 µF All specifications typical at TA=25ºC, nominal input voltage and rated output current unless otherwise specified. FEA TURES ROHS compliant Wide input non-isolated 、regulated single output Efficiency up to 96% Short circuit protection, thermal shutdown Temperature range: -40ºC ~ +85ºC Low ripple and noise SIP package No heat sink required Industry standard pinout SELECTION GUIDE Part Number Input Voltage (VDC) Output Efficiency （% ） Nominal Range Voltage （VDC) Current （mA) Vin (Min) Vin(Max) TP781.5-0.5 12 4.75~26 1.5 500 76 66 TP781.8-0.5 12 4.75~28 1.8 500 79 67 TP782.5-0.5 12 4.75~28 2.5 500 85 73 TP783.3-0.5 24 4.75~28 3.3 500 90 80 TP785.0-0.5 24 6.5~32 5.0 500 93 84 TP786.0-0.5 24 8~32 6.0 500 94 87 TP789.0-0.5 24 11~32 9.0 500 95 91 TP7812-0.5 24 15~32 12 500 95 92 TP7815-0.5 24 18~32 15 500 96 93

TP78 xx -0.5 Series www.gztoppower.com TEL:0086-20-82019000 EMAIL:sales2@gztoppower.com Page 2 /3 COMMON SPECIFICA TIONS Parameter Conditions Min. Typ. Max. Units Storage humidity range 95 Operating temp. range Power derating (above 71 ºC ) -40 85 Storage temp. range -55 125 Storage temp. Range Temp rise at full load 100 Lead temperature 1.5mm from case for 10 seconds 300 Cooling Free air convection Case material Plastic (UL94-V0) MTBF 25 ℃（MIL-HDBK-217F ） 2000 k hours Weight 2.0 g TEMPERA TURE DERA TING GRAPHS EXTERNAL CAP ACITOR T ABLE Part Number C1(Ceramic Capacitor) C2(Ceramic Capaci tor) TP781.5-0.5 10 µF/50V 22 µF/6.3V TP781.8-0.5 10 µF/50V 22 µF/6.3V TP782.5-0.5 10 µF/50V 22 µF/6.3V TP783.3-0.5 10 µF/50V 22 µF/6.3V TP785.0-0.5 10 µF/50V 22 µF/10V TP786.5-0.5 10 µF/50V 10 µF/10V TP78 9.0 -0.5 10 µF/50V 10 µF/16V TP7812-0.5 10 µF/50V 10 µF/25V TP7815-0.5 10 µF/50V 10 µF/25V ST ANDARD APPLICA TION CIRCUIT Note: 1. C1 and C2 are required and should be fitted close to the converter pins. 2. The capacitance of C1,C2 sees external capacitor table, it can be increased properly if required, and tantalum or low ESR electrolytic capacitors may also suffice. 3. No parallel connection or plug and play. TEST CONFIGURA TIONS （T A=25 ℃） 1.Efficiency and Output Voltage Ripple Test TP78XX-0.5 25.4 mm 25.4 mm 12.7 mm DC/DC Converter 1 3+ V in G N D Ceramic Tantalum Scope Load 25.4 mm C 1 C 2 Copper strip Copper strip + V out 1uF 1uF

TP78 xx -0.5 Series www.gztoppower.com TEL:0086-20-82019000 EMAIL:sales2@gztoppower.com Page 3 /3 TEST CONFIGURA TIONS （T A=25 ℃） 2.Start-up and Load Transient Response Test OUTPUT RIPPLE REDUCTION To reduce output ripple, it is recommended to add a LC filter in output port. L: Recommended parameter 10 μH ~ 47 μH. MECHANICAL DIMENSIONS PIN CONNECTIONS Pin Function 1 +Vin

2 GND

RECOMMENDED FOOTPRINT DET AILS TUBE OUTLINE DIMENSIONS Unless otherwise stated all dimensions in mm ±0.5mm. L=520mm ±2mm Packaging quantity:43PCS L=220mm ±2mm Packaging quantity:17PCS 0.5 4.7 12.2 9.4 16.7 Unless otherwise stated all dimensions in mm ±0.5mm. DC/DC Converter 1 3+ V in G N D Scope Load 25.4 mm C 1 C 2 Copper strip 50.8 mm + V out Copper strip All dimensions in mm ±0.25.All pins on a 2.54mm pitch. 2.54 2.54 3 孔1.00 1.15

3 HOLES

10.20 11.60 0.30 1.80 7.50 5.08 0.50 4.10 0.50 1 2 3 TP781.5-0.5 Y Y W W bottom view TOPPOWER