MEANWELL IRM-20

IRM-20
20W Output Switching Power Supply
s e r ie s
■  
‧     
‧ 
‧       
‧    
‧ Ⅱ
‧    
‧    
‧ 
‧  
Bauar t gepr uf t
Sicher heit
egel ma ge
od
o s
b e w ac
g
www. tuv .com
ID 200000 0000
SPECIFICATION
IRM-20-3.3
IRM-20-5
IRM-20-12
IRM-20-15
IRM-20-2 4
DC VOLTAGE
3.3V
5V
12V
15V
24V
RATED CURRENT
CURRENT RANGE
4.5A
0 ~ 4.5A
4A
0 ~ 4A
1.8A
0 ~ 1.8A
1.4A
0 ~ 1.4A
0.9A
0 ~ 0.9A
RATED POWER
14.85W
20W
21.6W
21W
21.6W
200mVp-p
±2.0%
240mVp-p
±2.0%
300mVp-p
±2.0%
480mVp-p
±2.0%
±0.3%
±0.3%
±0.3%
±0.5%
±0.5%
83%
84%
MODEL
OUTPUT
INPU T
RIPPLE & NOISE (max.) Note.2 200mVp-p
VOLTAGE TOLERANCE Note.3 ±2.0%
LINE REGULATION
±0.3%
±0.3%
LOAD REGULATION
SETUP, RISE TIME
±0.5%
600ms, 20ms/230VAC
±0.5%
±0.5%
1000ms, 20ms/115VAC at full load
HOLD UP TIME (Typ.)
40ms/230VAC
VOLTAGE RANGE
85 ~ 264VAC
FREQUENCY RANGE
47 ~ 440Hz
EFFICIENCY (Typ.)
74%
AC CURRENT (Typ.)
INRUSH CURRENT (Typ.)
0.6A/115VAC
OVERLOAD
115%~150% rated output power
Protection type : Hiccup mode, recovers automatically after fault condition is removed
OVER VOLTAGE
13.8 ~ 16.2V
3.8 ~ 4.46V
5.75 ~ 6.75V
Protection type : Shut off o/p voltage, clamping by zener diode
WORKING HUMIDITY
ENVIRONMENT STORAGE TEMP., HUMIDITY
TEMP. COEFFICIENT
VIBRATION
SAFETY STANDARDS
SAFE TY & WITHSTAND VOLTAGE
OTHERS
40A/230VAC
17.25 ~ 20.25V
-40 ~ +85℃, 10 ~ 95% RH
±0.03%/℃ (0 ~ 50℃)
10 ~ 500Hz, 5G 10min./1cycle, period for 60min. each along X, Y, Z axes
UL60950-1, TUV EN60950-1 approved
I/P-O/P:3KVAC
I/P-O/P:100M Ohms / 500VDC / 25℃/ 70% RH
Compliance to EN55022 (CISPR22) Class B, EN61000-3-2,-3
EMC IMMUNITY
Compliance to EN61000-4-2,3,4,5,6,8,11, EN55024, heavy industry level, criteria A
MTBF
Khrs min.
DIMENSION
52.4*27.2*24mm (L*W*H)
0.58Kg; pcs/ Kg/ CUFT




27.6 ~ 32.4V
-30 ~ +70℃ (Refer to "Derating Curve")
20 ~ 90% RH non-condensing
ISOLATION RESISTANCE
EMC EMISSION
PACKING
NOTE
82%
COLD START 20A/115VAC
< 0.75mA/240VAC
WORKING TEMP.
(Note 4)
78%
0.4A/230VAC
LE AKAGE CURRENT
PROTECTION
EMC
10ms/115VAC at full load
120 ~ 370VDC
MIL-HDBK-217F (25℃)
             ℃   
                      
          
                        
 
File Name:IRM-20-SPEC 2013-02-27
IRM-20
20W Output Switching Power Supply
Mechanical Specification
Case No.
s e r ie s
Unit:mm
52.4
3.4
24
45
A C/ L
-V
3.5± 1mm
+V
B OTTO M
VI EW
AC/N
P/N dia mete r:1.04
Block Diagram
fosc : 100KHz
RECTIFIERS
&
FILTER
EMI
FILTER
I/P
RECTIFIERS
&
FILTER
POWE R
SWITCHING
PWM
CONTROL
Derating Curve
+V
-V
DETECTION
CIRCUIT
Output Derating VS Input Voltage
100
100
90
80
80
70
60
60
40
50
20
-30
40
0
10
20
30
40
50
AMBIENT TEMPERATURE (℃)
60
70
(HORIZONTAL)
85
95
100
115
120
140
160
180
200
220
240
264
INPUT VOLTAGE (VAC) 60Hz
File Name:IRM-20-SPEC 2013-02-27