D_T-1W Series 1W, FIXED INPUT, ISOLATED & UNREGULATED TWIN OUTPUT ULTRAMINIATURE SMD PACKAGE multi-country patent protection RoHS FEATURES PRODUCT PROGRAM Efficiency up to 80% Twin Independent Output Small Footprint SMD Package Styles Industry Standard Pinout No Heat sink Required 1KVDC Isolation High Power Density Temperature Range: -40°C to +85°C No External Component Required Internal SMD construction RoHS Compliance Input Part Number Output Efficiency (%, Typ) Package Style 10 70 SMD 6 75 SMD 42 4 79 SMD 15 33 3 80 SMD D120505T-1W * 5 100 10 72 SMD D120909T-1W * 9 56 6 75 SMD D121212T-1W * 12 42 4 78 SMD D121515T-1W * 15 33 3 80 SMD Voltage (VDC) Current (mA) Voltage (VDC) Max Min D050505T-1W 5 100 D050909T-1W * 9 56 D051212T-1W * 12 D051515T-1W * Nominal 5 Range 4.5-5.5 12 10.8-13.2 APPLICATIONS The D_T-1W Series are specially designed for applications where a group of polar power supplies are isolated from the input power supply in a distributed power supply system on a circuit *Designing. Note: The D_T-W2/W5 series also are available in our company. board. These products apply to: 1) Where the voltage of the input power supply is fixed (voltage variation ≤±10%); ISOLATION SPECIFICATIONS Item 2) Where isolation is necessary between input Isolation voltage and output (isolation voltage ≤1000VDC); the output ripple and noise Min Typ Max Tested for 1 minute and 1 mA max(Vin/Vout) 1000 Units VDC Tested for 1 minute and 1 mA max(Vo1/Vo2) 1000 3) Where the regulation of the output voltage and Test condition are not Isolation resistance demanding. Such as: purely digital circuits, ordinary low frequency analog circuits and IGBT power device Isolation capacitance Test at 500VDC(Vin/Vout) 1000 Test at 500VDC(Vo1/Vo2) 1000 MΩ (Vin/Vout) 60 (Vo1/Vo2) 60 pF driven circuits, etc. OUTPUT SPECIFICATIONS MODEL SELECTION Item D051212T-1W Output power Rated Power Package Style The 2nd Output Voltage The 1st Output Voltage Input Voltage Product Series Line regulation Load regulation Test condition Min Typ 0.1 Max Units 1 W ±1.2 For Vin change of 1% 10% to 100% full load(5V Output) 12.8 15 10% to 100% full load(9V Output) 8.3 10 10% to 100% full load(12V Output) 6.8 10 10% to 100% full load(15V Output) 6.0 10 MORNSUN Science & Technology co.,Ltd. Output voltage accuracy See tolerance envelope graph Address: 2th floor 6th building, Huangzhou Industrial District, Guangzhou, China Tel: 86-20-38601850 Fax:86-20-38601272 Http://www.mornsun-power.com Temperature drift 100% full load Ripple & Noise 20MHz Bandwidth 50 Switching frequency Full load, nominal input 100 % 0.03 %/°C 75 mVp-p KHz Note: 1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output load unless otherwise specified. 2. See below recommended circuits for more details. MORNSUN reserves the copyright Specifications subject to change without notice. D_T-1W A/1-2008 Page 1 of 2 COMMON SPECIFICATIONS Item APPLICATION NOTE Test Conditions Min Typ Max Units 95 % Storage humidity Operating temperature -40 85 Storage temperature -55 125 Temp. rise at full load 15 Lead temperature 1.5mm from case for 10 seconds reliably, a minimum load is specified for this kind of DC/DC converter in addition to a maximum load °C 25 minimum output load is not less than 10% of the full 1 Cooling S please connect a resistor with proper resistance at the Plastic (UL94-V0) MTBF 3500 Weight output end in parallel to increase the load, or use our K hours 2.1 load, and that this product should never be operated under no load! If the actual output power is very small, Free air convection package material (namely full load). During operation, make sure the specified range of input voltage is not exceeded, the 260 Short circuit protection* Requirement On Output Load To ensure this module can operate efficiently and g company’s products with a lower rated output power (D_T –W2/W5). *Supply voltage must be discontinued at the end of short circuit duration. Recommended testing circuit If you want to further decrease the input/output ripple, TYPICAL CHARECTERISTICS an “LC” filtering network may be connected to the input and output ends of the DC/DC converter, see (Figure1). L +Vo1 L C Vin 0V1 +Vo2 L DC DC C GND C 0V2 (Figure 1) It should also be noted that the inductance and the Ambient Temperature ( C ) frequency of the “LC” filtering network should be staggered with the DC/DC frequency to avoid mutual RECOMMENDED REFLOW SOLDERING PROFILE 26 0 C Te mperatur e ( o C) 250 1 0 Sec Max big, a startup problem might arise. For every channel of 2 2 0o C 200 interference. However, the capacitance of the output filter capacitor must be proper. If the capacitance is too o output, provided the safe and reliable operation is ensured, the greatest capacitance of its filter capacitor 150 sees (Table 1). 90 Sec Max ( >220 oC ) 100 EXTERNAL CAPACITOR TABLE (Table 1) Vin (VDC) 5 12 - 50 0 Time (s ec . ) OUTLINE DIMENSIONS& RECOMMENDED FOOTPRINT 6.00 (0.236) 5.75 (0.22 6) First Angle Projection Vout (VDC) 5 9 12 15 Cout (uF) 4.7 2.2 1 0.74 It’s not recommend to connect any external capacitor in the application field with less than 0.5 watt output. 2.75(0.108) 1.27 (0.050) 14 13 12 RECOMMENDED FOOTPRINT Top view,grid:2.54mm(0.1inch) 0.25 (0.010) Output Voltage Regulation and Over-voltage Protection Circuit The simplest device for output voltage regulation, over-voltage and over-current protection is a linear 10 9 8 1413 12 12.70(0.500) 17.78(0.700) Cin (uF) 4.7 2.2 - 10 9 8 voltage regulator with overheat protection that is connected to the input or output end in series (Figure2). Vo1 Vin 1.8 1 2 3 5 6 7 15.24(0.600) 17.78 (0.700) 1 2 3 5 6 7 REG 0V1 DC DC Vo2 GND 0V2 1. 2 (0.047) REG Vin 0V1 DC A FOOTPRINT DETAILS 0.50(0.020) 1.3 0.13 (0.051 0.005 ) 。 5.00 Note: Unit:mm(inch) Pin section:0.60*0.25mm(0.024*0.010inch) Pin section tolerances: 0.10mm( 0.004inch) General tolerances: 0.15mm( 0.006inch) 1 2 5 6 9 10 Others GND Vin 0V1 Vo1 Vo2 0V2 NC NC:No connection DC REG Vo2 GND 0V2 (Figure2) Function 0.25 Vo1 Overload Protection Under normal operating conditions, the output circuit of these products has no protection against overload. The simplest method is to connect a self-recovery fuse in series at the input end or add a circuit breaker to the circuit. No parallel connection or plug and play. MORNSUN reserves the copyright Specifications subject to change without notice. D_T-1W A/1-2008 Page 2 of 2