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Meanwell DDRH-45-48 is a 150~1500Vdc high reliable ultra-high input DC-DC converter with 48V0.93A12~24Vo:100mVp-p 48Vo:150mVp-p. At the same time, the product could supply stable working voltage for the load. The main features are as following: compact size, -40~+80℃ wide range operating temperature, 4KVac high isolation voltage, operation at 5000m altitude, low ripple & noise, complete protections and so on. In addition, this series has DIN Rail type. It is suitable to be mounted on TS-35/7.5 or TS-35/15 rails. Moreover, DDRH-45-48 is designed to meet UL1741 (By requested) and IEC62109-1 standard. It is suitable for industrial automation, surveillance, telecommunication, and therefore can be widely deployed in the applications of new energy generation such as solar power, and windmill power generation, for instances,
DDRH | Series Name |
45 | Rated Wattage |
48 | Output Voltage ( 12V/15V/24V/48V) |
P | P: PCB Mounting Type |
ST: Screw Terminal Type | |
DR: DIN Rail Type |
ORDER NO. | INPUT | OUTPUT | EFFICIENCY (Typ.) | CAPACITOR LOAD (MAX.) | |||
INPUT VOLTAGE (RANGE) | INPUT CURRENT | OUTPUT VOLTAGE | OUTPUT CURRENT | ||||
NO LOARD | FULL LOAD | ||||||
DDRH-45-48P | Nominal 800Vdc (150~1500Vdc) | 0.2mA | 75mA | 48V | 0.93A | 86% | 938μF |
DDRH-45-48ST | 0.2mA | 75mA | 48V | 0.93A | 86% | 938μF | |
DDRH-45-48DR | 0.2mA | 75mA | 48V | 0.93A | 86% | 938μF | |
INPUT | VOLTAGE RANGE | 150~1500Vdc | |||||
FILTER | Pi type | ||||||
EXTERNAL INPUT FUSE | 4A/1500Vdc, required (Please refer to page 6 for more details) | ||||||
INRUSH CURRENT (Typ.) | Cold start 150A max. at Vin=800Vdc | ||||||
OUTPUT | VOLTAGE ACCURACY | ±2.0% | |||||
RATED POWER | 45W | ||||||
RIPPLE & NOISE | 12~24Vo:100mVp-p 48Vo:150mVp-p | ||||||
LINE REGULATION | ±1% | ||||||
LOAD REGULATION | ±1% (10% Load to Full Load) | ||||||
SWITCHING FREQUENCY (Typ.) | 28~75.6KHz | ||||||
HOLD UP TIME | 20ms min. at Vin=800Vdc | ||||||
SETUP TIME | 2s max. at 150~1500Vdc | ||||||
PROTECTION | SHORT CIRCUIT | Protection type : Hiccup mode, continuous, automatic recovery | |||||
OVERLOAD | 110 ~ 300% rated output power | ||||||
Protection type : Hiccup mode, recovers automatically after fault condition is removed | |||||||
OVER VOLTAGE | Hiccup mode, recovers automatically after fault condition is removed | ||||||
DC INPUT | REVERSE POLARITY | By internal Bridge Diode, no damage, recovers automatically after fault condition removed | |||||
UNDER VOLTAGE LOCKOUT | Start-up voltage | 132Vdc | |||||
Shutdown voltage | 121Vdc | ||||||
ENVIRONMENT | WORKING TEMP. | -40 ~ +80℃(Refer to "Derating Curve") | |||||
WORKING HUMIDITY | 20% ~ 90% RH non-condensing | ||||||
STORAGE TEMP., HUMIDITY | -40 ~ +85℃, 10 ~ 95% RH non-condensing | ||||||
TEMP. COEFFICIENT | ±0.02% /℃(-40℃~ 50℃) Typ. | ||||||
VIBRATION | Meets: MIL.STD-810F Table 514.5C-VⅢ, 15-2000Hz, X,Y,Z axis, 1hr (each axis), total 3hrs | ||||||
OPERATING ALTITUDE | 5000 meters | ||||||
OVER VOLTAGE CATEGORY | Ⅱ; According to EN62109-1; altitude up to 5000 meters | ||||||
SAFETY & EMC | SAFETY STANDARDS | IEC62109-1(LVD), EAC TP TC 004 approved; Design refer to UL1741(By requested) | |||||
WITHSTAND VOLTAGE | I/P-O/P:4KVac | ||||||
ISOLATION RESISTANCE | I/P-O/P, 100M Ohms / 500VDC / 25℃/ 70% RH | ||||||
EMC EMISSION | Parameter | Standard | Test Level | ||||
Conducted | BS EN/EN55032 | Class A (with external components) | |||||
Radiated | BS EN/EN55032 | Class A (with external components) | |||||
EMC IMMUNITY | BS EN/EN55035 | ||||||
Parameter | Standard | Test Level | |||||
ESD | BS EN/EN61000-4-2 | Level 3, 8KV air; Level 2, 4KV contact, criteria A | |||||
Radiated Susceptibility | BS EN/EN61000-4-3 | Level 3, 10V, criteria A | |||||
EFT/Bursts | BS EN/EN61000-4-4 | Level 2, 0.5KV, criteria A | |||||
Surge | BS EN/EN61000-4-5 | Level 4, 2KV/Vin+ ~ Vin-, criteria A | |||||
Conducted | BS EN/EN61000-4-6 | Level 3, 10V, criteria A | |||||
OTHERS | MTBF | 316Khrs MIL-HDBK-217F (25℃) | |||||
DIMENSION (L*W*H) | P Type: 89*63.5*25mm, ST Type: 135*70*32mm, DR Type: 135*70*43.5mm | ||||||
CASE MATERIAL | Non-conductive black plastic (UL 94V-0 rated) | ||||||
POTTING MATERIAL | UL 94V-0 | ||||||
PIN MATERIAL | Base: copper, Plating: Matte Tin | ||||||
PACKING | P Type: 240g; 6pcs/Tray, 18pcs/per carton ST Type: 305g; 6pcs/Tray, 18pcs/per carton DR Type: 310g ; 6pcs/Tray, 18pcs/per carton |
l 3 years warranty
l Operating altitude up to 5000 meters
l 150~1500Vdc 10:1 ultra-wide input range
l 4KVac I/O high isolation (Reinforced isolation)
l Can be installed on DIN rail TS-35/7.5 or 15 (DR-Type)
l -40~+80℃ ultra-wide operating temperature (>+50℃ derating)
l Fanless design, fully encapsulated, cooling by free air convection
l Protections: Short circuit/Overload/Over voltage/DC input under voltage/DC input reverse Polarity
l Charging pile
l Third rail
l Industrial control system
l Electro-mechanical apparatus
l DC bus centralized application
l Energy storage system (ESS)
l Photovoltaic power generation
l Renewable Energy System
l High voltage frequency conversion
l Semiconductor fabrication equipment
Brand | Meanwell |
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