BP5039B12_10 Datasheet, PDF (1/4 Pages) Rohm – Non-Isolated AC/DC Converter

Data Sheet
100VAC Input/12VDC (300mA) Output
Non-Isolated AC/DC Converter
BP5039B12
Absolute Maximum Ratings
Parameter
Input voltage
Maximum Output current
ESD endurance
Maximum surface temperature
Operating temperature range
Storage temperature range
∗ Peak and within 10ms
Symbol
Vi
IoMAX
Vsurge
TCMAX
Topr
Tstg
Limits
170
400 ^∗
2
105
−20 to +80
−25 to +105
Unit
V
mApk
kV
°C
°C
°C
Electrical Characteristics
Parameter
Symbol Min. Typ. Max. Unit
Conditions
Input voltage range
Vi 113 141 170 V DC(80 to 120VAC)
Output voltage
Vo
11 12 13
V Vi=141V, Io=100mA
Output current
Io
0
− 300 mA Vi=141V
∗1
Line regulation
Vr −0.10 0.04 0.10 V Vi=113 to 170V, Io=100mA
Load regulation
Vl −0.20 0.05 0.20 V Vi=141V, Io=0 to 100mA ∗2
Output ripple voltage Vp
− 0.07 0.15 Vp-p Vi=141V, Io=100mA
Power conversion efficiency η
65 78
−
% Vi=141V, Io=300mA _∗2
∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve.
∗2 Please refer to Load regulation, Conversion efficiency.
Application Circuit
BP5039B12
Be sure to use fuse for safety.
12 10 7 5 3 1
DC motor
Ii
D1
R1
+
Vi
C1
ZNR ^−
FUSE
C2
Io
L1 ₊
C3 Vo
−
Pin No.
Function
1 Output terminal Vo(12V)
2 Not used
3 Choke coil connect
4 Not used
5 Choke coil connect
6 Not used
7 COMMON
8 Not used
9 Not used
10 N.C.
11 Not used
12 Input terminal Vi(141VDC)
Please verify operation and characteristics in the customer's circuit before actual usage.
Ensure that the load current does not exceed the maximum rating.
External Component Specifications
FUSE: FUSE
Use a fast-acting fuse of 1.0A.
C1: Input capacitor
Rated voltage : Beyond 250V
Capacity : 22 to 820µF
Rated ripple current : Beyond 0.13Arms
C2: Noise removal capacitor Rated voltage : Beyond 250V
Capacity : 0.1 to 0.22µF
Film or ceramic capacitor
C3: Output capacitor
Rated voltage : Beyond 25V
Capacity : 100 to 470µF, low impedance type
ESR : Less than 0.4Ω
Rated ripple current : Beyond 0.25Arms
Evaluate under actual operating conditions
L1: Power inductor
Inductance : 1.0mH
Rated current : More than 600mA
D1: Rectifier diode
Peak reverse voltage : More than 400V
Mean rectifying current : More than 0.5A
Peak forward surge current : More than 20A
Full-wave rectification can be used
R1: Noise removal resistor Resistance : 10 to 22Ω
Power : More than 1/4W
ZNR: Varistor
Use a varistor to protect against lighting surges and static electricity.
Dimensions (Unit : mm)
35.0MAX.
9.1MAX.
3.6MAX
1357
10 12
0 . 5 ±0 . 1
5.08
7.62
1 . 3 ±0 . 2
2.54�11=27.94
0 . 2 5 ±0 . 0 5
4.85MAX.
4.25MAX.
Derating Curve
Derating Curve
400
300
200
Operation Range
100
0
-30 -20 -10 0 10 20 30 40 50 60 70 80 90
Ambient Temperature Ta(°C)
Conversion Efficiency
Conversion Efficiency
100
(Ta=25°C, Vi=141V)
80
60
40
20
0
0 50 100 150 200 250 300
Output Current Io(mA)
Load Regulation
Load Regulation
(Ta=25°C, Vi=141V)
14
12
10
8
6
4
2
0
0 50 100 150 200 250 300 350 400
Output Current Io(mA)
Surface Temperature Increase
Surface Temperature Increase
(Ta=25°C, Vi=141V)
40
35
30
25
20
15
10
5
0
0 0.05 0.10 0.15 0.20 0.25 0.30
Output Current Io(A)
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2010.01 - Rev.A