EC2SAW8 CINCON | Alldatasheet
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Technical content
Features
⚫ Efficiency up to 86% ⚫ Fixed Switching Frequency ⚫ Negative Remote On/Off ⚫ Low No Load Power Consumption ⚫ Fully Protected (OCP/UVLO) ⚫ 3000Vdc I/O Isolation ⚫ Safety Meets IEC/EN/UL 62368-1 ⚫ 5000m Operating Altitude MODEL NUMBER INPUT VOLTAGE OUTPUT VOLTAGE OUTPUT CURRENT INPUT CURRENT 48Vin（TYP.） % EFF（TYP.） CAPACITOR LOAD MAX. MIN. MAX. NO LOAD FULL LOAD 12Vin 24Vin 48Vin EC2SAW8-48S33N 9-75 VDC 3.3 VDC 0 mA 500 mA 5 mA 45 mA 79 79 77 500uF EC2SAW8-48S05N 9-75 VDC 5 VDC 0 mA 400 mA 5 mA 52 mA 82 82 80 400uF EC2SAW8-48S12N 9-75 VDC 12 VDC 0 mA 167 mA 8 mA 51 mA 85 85 82 167uF EC2SAW8-48S15N 9-75 VDC 15 VDC 0 mA 134 mA 8 mA 50 mA 85 86 83 134uF EC2SAW8-48D05N 9-75 VDC ±5 VDC 0 mA ±200 mA 8 mA 52 mA 82 82 80 200uF EC2SAW8-48D12N 9-75 VDC ±12 VDC 0 mA ±83 mA 8 mA 51 mA 84 84 82 83uF EC2SAW8-48D15N 9-75 VDC ±15 VDC 0 mA ±67 mA 8 mA 51 mA 84 84 82 67uF NOTE: 1. Nominal input voltage 12Vdc, 24Vdc or 48Vdc. PART NUMBER Series Nominal Input Voltage Number of Outputs Nominal Output Voltage Remote On/Off Logic EC2SAW8- II O XX L EC2SAW8 48：48 VDC S： Single Dual 33： 3.3VDC N： Negative 05： 5.0VDC 12： 12VDC 15： 15VDC 05： ±5.0 VDC 12： ±12 VDC 15： ±15 VDC Part Number Example: EC2SAW8-48S12N: 2W, 8:1 9-75Vdc Input, Single 12Vdc Output, Negative Logic
www.cincon.com 2 REVISION: August 2025, V10 EC2SAW8 Series TECHNICAL SPECIFICATIONS (All specifications are typical at nominal input, full load at 25℃ unless otherwise noted.) ABSOLUTE MAXIMUM RATINGS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units Input Voltage Continuous All -0.3 75 Vdc Input Surge Voltage 100ms max. All 100 Vdc Operating Temperature With de-rating, above 85℃ All -40 105 ℃ Operating Case Temperature At the center part of case plate All -40 110 ℃ Storage Temperature All -55 125 ℃ INPUT CHARACTERISTICS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units Operating Input Voltage All 9 48 75 Vdc Input Under Voltage Protection Turn-On Voltage Threshold 100% Load All 7.6 8.1 8.6 Vdc Turn-Off Voltage Threshold 100% Load All 7.0 7.5 8.0 Vdc Lockout Hysteresis Voltage 100% Load All 0.6 Vdc Maximum Input Current Vin=9Vdc, Full load All 320 mA No-Load Input Current Vin=48Vdc, Io=0A See Model Number Table mA Input Filter Capacitive All Inrush Current (I2t) As per ETS300 132-2 All 0.1 A2s Input Reflected Ripple Current Vin=Nominal, L=12uH, Load=Full load All 30 mA OUTPUT CHARACTERISTICS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units Voltage Set Point Accuracy Vin=48Vdc, Full load, Tc=25℃ All -1.5 +1.5 % Output Voltage Balance Vin=48Vdc, Full load, Tc=25℃ ±5Vo -2.0 +2.0 others -1.0 +1.0 Output Voltage Regulation Load Regulation Full load to no load Single ±0.5 Dual ±1.0 Line Regulation Vin=High line to low line, full load All ±0.5 % Cross Regulation Asymmetrical load 25%/100% Dual ±5 % Temperature Coefficient Tc=-40℃ to 85℃ All ±0.03 %/℃ Output Voltage Ripple and Noise (20MHz bandwidth) Peak-to-Peak Full load, Tc=25℃ All 75 mV Output Current Range Vin= 9 to 75Vdc See Model Number Table A Over Current Protection Hiccup mode. Auto recovery All 110 230 % Short Circuit Protection All Continuous, Auto Recovery External Load Capacitance Full load (resistive) See Model Number Table uF EFFICIENCY PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units 100% Load Vin=12Vdc, 24Vdc, 48Vdc See Model Number Table % DYNAMIC CHARACTERISTICS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units Output Voltage Current Transient Error Band 75% to 100% of I o_max. step load change di/dt=0.1A/us (within 1% Vout nominal) All ±5 % Recovery Time All 250 us
www.cincon.com 3 REVISION: August 2025, V10 EC2SAW8 Series PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units Turn-On Delay and Rise Time Full load (Constant resistive load) Turn-On Delay Time, From On/Off Control Von/off to 10%Vo_set, Remote on All 10 ms Turn-On Delay Time, From Input Vin_min. to 10%Vo_set, Power up All 10 ms Output Voltage Rise Time 10%Vo_set to 90%Vo_set All 3 ms ISOLATION CHARACTERISTICS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units Isolation Voltage (100% factory Hi-Pot tested @2sec.) 1 Minute; Input to output All 3000 Vdc Isolation Resistance Input to output All 1000 MΩ Isolation Capacitance Input to output All 1000 pF FEATURE CHARACTERISTICS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units Switching Frequency Pulse frequency modulation (PWM), fixed All 450 KHz On/Off Control, Negative Remote On/Off Logic, Refer to -Vin Pin Logic Low (Module Off) Von/off at Ion/off All 5.5 15 Vdc Logic High (Module On) ＜1.2Vdc and open circuit All 0 1.2 Vdc Off Converter Input Current Shutdown input idle current All 1 mA GENERAL SPECIFICATIONS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units MTBF Io=100% of Io_max.; MIL-HDBK - 217F_Notice 1, GB, 25℃ 3.3Vo 3529 K hours 5Vo 3073 12Vo 3563 15Vo 3389 ±5Vo 3604 ±12Vo 3326 ±15Vo 3069 Weight All 4.8 grams Case Material Non-conductive black plastic, UL 94V-0 Potting Material UL 94V-0 Pin Material Base: Copper Plating: Nickel and Bright Tin Shock/Vibration MIL-STD-810F Compliant Humidity 95% RH max. Non condensing Altitude 5000m Operating altitude, 12000m Transport altitude Thermal Shock MIL-STD-810F EMC SPECIFICATIONS (External components required, please refer to application note.) EMI Conduction Meets EN 55032 Class A & Class B (with external filter) EMI Radiation Meets EN 55032 Class A (without external filter), Meets EN 55032 Class B (with external filter) ESD Meets EN 61000-4-2 Level 2: Air ±8kV, Contact ±4kV Perf. Criteria A Radiated Immunity Meets EN 61000-4-3 Level 2: 80~1000MHz, 3V/m Perf. Criteria A Fast Transient Meets EN 61000-4-4 Level 2: On power input port, ±0.5kV, external input TVS required Perf. Criteria A Surge Meets EN 61000-4-5 Level 2: Line to line, ±0.5kV, external input TVS required Perf. Criteria A Conducted Immunity Meets EN 61000-4-6 Level 2: 0.15~80MHz, 3V Perf. Criteria A Packaging Information Link Packaging Information
www.cincon.com 4 REVISION: August 2025, V10 EC2SAW8 Series CHARACTERISTIC CURVE Power Derating Curve Performance Data 30% 40% 50% 60% 70% 80% 90% 100% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency (%) Current Load (%) EC2SAW8-48S33N Eff Vs Io @25 Deg. C 12V 24V 48V 75V 0.5 1.5 Power Dissipation (W) Output Power (%) EC2SAW8-48S33N Pd Vs Po @25 Deg. C 12V 24V 48V 75V 30% 40% 50% 60% 70% 80% 90% 100% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency (%) Current Load (%) EC2SAW8-48S05N Eff Vs Io @25 Deg. C 12V 24V 48V 75V 0.5 1.5 Power Dissipation (W) Output Power (%) EC2SAW8-48S05N Pd Vs Po @25 Deg. C 12V 24V 48V 75V 20% 40% 60% 80% 100% 120% -40 -20 0 20 40 60 80 100 Output Power (%) Ambient Temperature (℃) Typical Derating Curve for Natural Convection (Vin=Nominal) Natural Convection
www.cincon.com 5 REVISION: August 2025, V10 EC2SAW8 Series 30% 40% 50% 60% 70% 80% 90% 100% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency (%) Current Load (%) EC2SAW8-48S12N Eff Vs Io @25 Deg. C 12V 24V 48V 75V 0.5 1.5 Power Dissipation (W) Output Power (%) EC2SAW8-48S12N Pd Vs Po @25 Deg. C 12V 24V 48V 75V 30% 40% 50% 60% 70% 80% 90% 100% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency (%) Current Load (%) EC2SAW8-48S15N Eff Vs Io @25 Deg. C 12V 24V 48V 75V 0.5 1.5 Power Dissipation (W) Output Power (%) EC2SAW8-48S15N Pd Vs Po @25 Deg. C 12V 24V 48V 75V 30% 40% 50% 60% 70% 80% 90% 100% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency (%) Current Load (%) EC2SAW8-48D05N Eff Vs Io @25 Deg. C 12V 24V 48V 75V 0.5 1.5 Power Dissipation (W) Output Power (%) EC2SAW8-48D05N Pd Vs Po @25 Deg. C 12V 24V 48V 75V 30% 40% 50% 60% 70% 80% 90% 100% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency (%) Current Load (%) EC2SAW8-48D12N Eff Vs Io @25 Deg. C 12V 24V 48V 75V 0.5 1.5 Power Dissipation (W) Output Power (%) EC2SAW8-48D12N Pd Vs Po @25 Deg. C 12V 24V 48V 75V
www.cincon.com 6 REVISION: August 2025, V10 EC2SAW8 Series 30% 40% 50% 60% 70% 80% 90% 100% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency (%) Current Load (%) EC2SAW8-48D15N Eff Vs Io @25 Deg. C 12V 24V 48V 75V 0.5 1.5 Power Dissipation (W) Output Power (%) EC2SAW8-48D15N Pd Vs Po @25 Deg. C 12V 24V 48V 75V
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