SA1-0505 LF 1 Watt Single Output SMD DC-DC Converter Features : 2. 3. 1.1. Low Ripple and Noise 1.2. Input / Output Isolation ：1000 Vdc 1.3. 100 % Burn-In 1.4. Net Weight ： 1.5 g Typical 1.5. RoHS Converter Certified By SGS Input Specifications : 2.1. Input Voltage ： 4.5–5.5 Vdc 5 Vdc ±10 % 2.2. Max. Input Current ： 282 mA Max. @ Vin = 5 Vdc and Output at Full Load. 2.3. Quiescent Current ： 33 mA Typical @ Vin = 5 Vdc and No Load. 2.4. Input Ripple ： 100 mV Typical 2.5. Input Filter ： Internal Capacitor 2.6. Switching Frequency ： 100 KHz Typ. @ Vin = 5 Vdc and Output at Full Load. 2.7. Input Efficiency ： 71% Min. @ Vin = 5 Vdc and 100 % Load. ( 75% Typical ) @ Vin = 5 Vdc ,Output at Full Load ,No Input Electrolytic Capacitor and 20 MHz BW. Output Specification : 3.1. Output Voltage ： 5 Vdc 3.2. Output Voltage Accuracy ： ±5% 3.3. Max. Output Current ： 200 mA 3.4. Min. Output Current ： 20 mA 3.5. Ripple ： 60 mVp-p Max. 3.6. Line Regulation ： 1.2 %/ 1.0 % 3.7. Load Regulation ： 15 % 3.8. Max. Capacitive Load ： 220 3.9. Temperature Coefficient ： ± 0.02 %／℃ @ Vin = 5 Vdc and Output at Full Load. @ 20 MHz BW Max. See Note (1). Max. See Note (2). uF Note : (1). Line Regulation : Set output load to full load, Then adjust input voltage from 4.5 Vdc to 5.5 Vdc (10% change), The output voltage difference must be within 12% of the output at full load and nominal input. (2). Load Regulation : Set input voltage at 5 Vdc, Then changing the load current from 10 % to 100 % Max. Load. The output voltage difference must be within 15 % of the output at full load and nominal input. (3). All specification are typical at 25℃ unless otherwise state. 4. General Specification : 4.1. Isolation Voltage ： 1000 Vdc Test duration 60 Seconds / 0.5 mA 4.2. Isolation Resistance ： 1000 MΩ Min. @ 500 Vdc 4.3. Operating Temperature (1) ： -40℃ ~ +85℃ @ Ambient Temperature with Natural convention 4.4. Operating Temperature (2) ： -40℃ ~ +95℃ @ Case Surface Temperature 4.5. Storage Temperature ： -55℃ ~ +125℃ 4.6. Humidity ： Up to 90 % 4.7. Cooling ： Free air convection 4.8. Case Type ： Non-Conductive Plastic 4.9. Safety Standard / Approval ： IEC /EN 60950-1 Bothhand USA SA1-0505 LF-Spec-X0-120913 Page 1 of 7 SA1-0505 LF 5. 1 Watt Single Output SMD DC-DC Converter Mechanical Dimension : 12.80 [0.50] Pin SA1-0505 LF 8.40 [0.33] 11.40 [0.45] Date Code Units : mm (inch) Tolerance : 0.xx ± 0.25(0.xx ±0.01) 1 KVdc - Single Pin NC 14 1 -Vin 3 +Vin 12 --2.54 5.08 [0.10] [0.20] 8.15 [0.32] 5.90 [0.23] 1.70 [0.07] 7.60 [0.30] 0.08 .003 1.50 [0.06] --- 7 Vo (-) 0.25 [0.01] 0.60 [0.02] 6. 5 10 8 Vo (+) Note：“---” means Omitted 0.82 [0.03] Recommended footprint details : NC +Vo 14 8 Top View 1 3 7 -Vin +Vin -Vo 13.1 [0.52] Units : mm (inch) 12.2 8.7 [0.48] [0.34] 1.2 [0.05] Tolerance : 0.xx ± 0.25 ( 0.xx ± 0.01) 1.75 [0.07] (Top View) Efficiency & Output Load Chart : Output Load (mA) Bothhand USA SA1-0505 LF-Spec-X0-120913 Page 2 of 200 180 140 160 120 100 80 0 20 90 80 70 60 50 40 30 20 10 0 60 8. 40 Power Derating Curve : Efficiency % 7. SA1-0505 LF 1 Watt Single Output SMD DC-DC Converter Application note Test Configurations : All specifications are typical at nominal input, full load and 25°C unless otherwise stated. A A DC Power Supply V DC/DC converter V Load ◎ DC Power Supply: It offers a wide voltage and current range precisely. ◎ Current meter (A): Accuracy 200µA ~ 200mA 4 ranges+(0.2% rdg + 2 digits) 2000mA ~ 20A 2 ranges+(0.3% rdg + 2 digits). ◎ Voltage meter (V): Accuracy +(0.03% rdg + 4 digits). ◎ Load: At full load. ◎ Wires: The resistance of the wires must be small. 1. Input voltage range: Narrow input voltage range（±10%） 、wide input voltage range (2:1 and 4:1） 。 EX: Narrow input voltage range（±10%） 5VDC nominal input 4.5~5.5VDC 12VDC nominal input 10.8~13.2VDC 24VDC nominal input 21.6~26.4VDC Wide input voltage range 2:1 5VDC nominal input 4.5~9VDC 12VDC nominal input 9~18VDC 24VDC nominal input 18~36VDC 48VDC nominal input 36~75VDC Wide input voltage range 4:1 (W) 24VDC nominal input 9~36VDC 48VDC nominal input 18~75VDC 2. Input power : Pin = Vin x Iin Vin：Input voltage Iin：Input current 3. Output power : Pout = Vout x Iout Vout：Output voltage Iout：Output current Bothhand USA SA1-0505 LF-Spec-X0-120913 Page 3 of SA1-0505 LF 1 Watt Single Output SMD DC-DC Converter 4. Efficiency : Efficiency = Pout x100% Pin Pout: Output power Pin: Input power 5. Voltage accuracy: │Vout-Vout(nominal)│ │ x100% Vout Vout：Output voltage Vout(nominal)：Nominal output voltage 6. Line regulation: (1) Wide input voltage range and regulated output voltage series. ││││ ││││ │Vout(LL)-Vout(HL)│ │ x100% Vout(LL) LL: Low Line input voltage HL: High Line input voltage (2) Narrow input voltage range（±10%）and unregulated output voltage series. Line regulation= ΔVout ΔVin ΔVout = Vout(+10%)-Vout(-10%) x100% Vout Vout(+10%)：Output voltage at Vin = 1.1xVin(nominal)&full load Vout(-10%)：Output voltage at Vin = 0.9xVin(nominal)&full load Vout：Output voltage at Vin = Vin(nominal)&full load ΔVin = Vin(+10%)-Vin(-10%) x100% Vin(nominal) Vin(+10%)：Input voltage = 1.1xVin(nominal) Vin(-10%)：Input voltage = 0.9xVin(nominal) Vin(nominal)：Nominal Input voltage 7. Load regulation : │Vout(FL)-Vout(NL)│ │ x100% Vout(FL) Vout(FL): Output voltage at full load Vout(NL): Output voltage at 25% full load or 10% full load Bothhand USA SA1-0505 LF-Spec-X0-120913 Page 4 of SA1-0505 LF 1 Watt Single Output SMD DC-DC Converter 8. Ripple and Noise: as shown below. The bandwidth is 0-20MHz. Ripple&Noise Noise Ripple Output Ripple&Noise measurement test circuit: as shown below. Copper strip DC/DC converter Co Oscilloscope Load Copper strip Co: usually 0.47uF. 9. Temperature derating curve: The DC-DC converter will operate over a wider temperature range if less power is drawn from the output and the device is already running. The temperature derating curve shows the operating power-temperature range. As shown below. 120 100 Output Power (%) 80 60 40 20 0 -40 -20 0 20 40 60 80 100 120 Ambient Temp.TA ( ℃ ) 10. Switching frequency: The nominal operating frequency of the DC-DC converters. 11.Input to output isolation: The dielectric breakdown strength test between input and output circuits. This is the isolation voltage the device is capable of withstanding for a specified time, usually 1 second or 1 minute. Bothhand USA SA1-0505 LF-Spec-X0-120913 Page 5 of SA1-0505 LF 1 Watt Single Output SMD DC-DC Converter Pb-free SMD Peakage AIR Reflow Profile Step# Profile Feature Condition / Duration Step1 Ramp-up rate 3℃/sec max Step2 Preheat : 150~200℃ Ta-Tb: 60-180 sec Ramp-up rate (TL to Tp) 3℃/sec max Temperature maintained above217℃ (TL) tL:60-150sec Peak temperature (Tp) 245+0℃/-5℃ The Time of Actual peak temperature 20-40sec Ramp-down rate 6℃/sec max Step3 Step4 Step5 Note1 All temperatures refer to topside of the package, measured on the package body surface. Note2 Time 25℃ to peak temperature: 8 minutes max Note3 It is not allowed to make a forced cooling in temperature falling range. Bothhand USA SA1-0505 LF-Spec-X0-120913 Page 6 of SA1-0505 LF 1 Watt Single Output SMD DC-DC Converter 8.40±0.10 R eel: 1 7.80±0.10 Package 30.4±2.00 .5 0 4.00±0.10 .1 0/ -0 Date Code +0 SA1-0505 LF 50 Date Code 1. SA1-0505 LF O O 33 9.6 24.00±0.30 11.50±0.10 8.7 2.00±0.10 1.75±0.10 13.10±0.10 20.00±0.10 0M IN 12.10±0.10 O1 0.40±0.05 24.4+2/-0 347 82 347 Inner Carton ：347*347*82mm Export Carton:375*375*460m m 1 、P ackaging Num ber of 13":350PCS/R 2 、Inner Carton=1 R=1*350=350PCS 3 、Export Carton=5 Inner Carton=5*350=1750PCS Tube: Bothhand USA SA1-0505 LF-Spec-X0-120913 Page 7 of 7