250W Switching Power Supply S-250

250W Switching Power Supply S-250

Features:

  • AC input range selectable by switch
  • Protections: Short circuit/Over load/Over voltage
  • Forced air cooling by built-in DC fan
  • PWM control and regulated
  • Built-in cooling Fan ON-OFF control
  • 100% full load burn-in test
  • Fixed switching frequency at 25KHz
  • Low cost

Description

250W Switching Power Supply S-250 Technical Data

MODELS-250-5S-250-7.5S-250-12S-250-15S-250-24S-250-27S-250-48
OUTPUTDC VOLTAGE5V7.5V12V15V24V27V48V
RATED CURRENT45A30A20A16.6A10.4A9.2A5.2A
CURRENT RANGE0 ~ 45A0 ~ 30A0 ~ 20A0 ~ 16.6A0 ~ 10.4A0 ~ 9.2A0 ~ 5.2A
RATED POWER225W225W240W249W249.6W248.4W249.6W
RIPPLE & NOISE (max.) Note.2150mVp-p150mVp-p150mVp-p150mVp-p150mVp-p200mVp-p240mVp-p
VOLTAGE ADJ. RANGE4.5 ~ 5.6V6 ~ 9V10 ~ 13.2V13.5 ~ 18V20 ~ 26.4V26 ~ 32V41 ~ 56V
VOLTAGE TOLERANCE Note.3±2.0%±2.0%±1.0%±1.0%±1.0%±1.0%±1.0%
LINE REGULATION±0.5%±0.5%±0.5%±0.5%±0.5%±0.5%±0.5%
LOAD REGULATION±1.0%±1.0%±0.5%±0.5%±0.5%±0.5%±0.5%
SETUP, RISE, HOLD TIME200ms, 50ms, 20ms at full load
INPUTVOLTAGE RANGE90 ~ 132VAC / 180 ~ 264VAC by switch       254 ~ 370VDC
FREQUENCY RANGE47 ~ 63Hz
EFFICIENCY (Typ.)73%76%74%78%81%82%83%
AC CURRENT5A/115VAC        2.5A/230VAC
INRUSH CURRENT (max.)15A/115VAC        30A/230VAC
LEAKAGE CURRENT<3.5mA / 240VAC
PROTECTIONOVERLOAD105 ~ 135% rated output power
Protection type: Hiccup mode, recovers automatically after fault condition is removed.
OVER VOLTAGE5.75 ~ 6.75V9.4 ~ 10.9V13.8 ~ 16.2V18 ~ 21V27.6 ~ 32.4V33.7 ~ 39.2V57.6 ~ 67.2V
Protection type: Hiccup mode, recovers automatically after fault condition is removed.
FUNCTIONFAN CONTROL O.T.P.RTH3 ≥55ºC FAN ON, ≤45ºC FAN OFF, ≥80ºC output shutdown (5 ~ 7.5V)
 RTH3 ≥65ºC FAN ON, ≤55ºC FAN OFF, ≥80ºC output shutdown (12 ~ 15V)
RTH3 ≥70ºC FAN ON, ≤60ºC FAN OFF, ≥85ºC output shutdown (24 ~ 48V)
ENVIRONMENTWORKING TEMP.,HUMIDITY-10 ~ +60ºC
WORKING HUMIDITY20 ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY-20 ~ +85ºC, 10 ~ 95% RH
TEMP. COEFFICIENT±0.03%/ºC (0 ~ 50ºC)
VIBRATION10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes
SAFETY & EMCWITHSTAND VOLTAGEI/P-O/P: 1.5KVAC   I/P-FG: 1.5KVAC   O/P-FG: 0.5KVAC
ISOLATION RESISTANCEI/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC
OTHERSMTBF232.3K hrs min. MIL-HDBK-217F (25ºC)
DIMENSION215*115*50mm (L*W*H)
PACKING0.929Kg/pc, 12pcs/12.58Kgs/0.0263CBM
NOTE1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25ºC of ambient temperature.

2. Ripple & noise are measured at 20MHz of bandwidth by using a 12″ twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.

3. Tolerance: includes set up tolerance, line regulation and load regulation.

250W Switching Power Supply S-250 Mechanical

250W Switching Power Supply S-250 Mechanical

250W Switching Power Supply S-250 Certificate

LVD Certificate
250W Switching Power Supply S-250 LVD Certificate
EMC Certificate
250W Switching Power Supply S-250 EMC Certificate
RoHS Certificate
Switching Power Supply S ROHS

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