ROHM BP5716

Data Sheet
100VAC Input/12VDC (1A) Output
Isolated AC/DC Converter
BP5716
Dimensions (Unit : mm)
Absolute Maximum Ratings
Unit
8-pin input voltage
VD
500
V
6-pin input voltage
VDD
25
V
8-pin input current
ID
500
mA
6-pin input current
IDD
10
mA
Maximum Power
Po
13
W
Withstanding voltage
Vi
2.5
kV
105
°C
Operating temperature range
Topr
−25 to +80
°C
Storage temperature range
Tstg
−40 to +105
°C
Allowable maximum surface temperature Tcmax
Conditions
24.0Max.
1s (primary-secondary)
Ambient temperature + The module self-heating Tcmax
MARKING SIDE
5.55MAX.
2.54x7=17.78TYP.
Derating Curve
Symbol
Min.
Vo
Io
Vr
VI
Vp
η
11.4
0
−
−
−
75
Output voltage
Output current
Line regulation
Load regulation
Output ripple voltage
Power conversion efficiency
∗1 Operating start voltage is15.5V to 17.5V.
Io=1000mA
DC, Io=1000mA
∗1
Typ. Max. Unit
Conditions
V
12.6
1000 mA Refer to derating curve
200 mV Vi=113V to 170VDC, Io=1000mA
200 mV Io=50mA to 1000mA
∗2
500 mVpp
−
%
12.0
−
10
58
300
84
∗2 Pulse noise not included.
Application Circuit
T1
Vi(+)
D7
C2
C4
C7
+
C3
Be sure to use fuse
for safety.
6
8
5
Vo:12V/850mA
C1
10
D3
F1
Vi(-)
D1
9
3
D2 1
+
ZNR
R1
+
R5
GND1
D5
6
7
4
5
C5
BP5716
Vo:18V/100mA
Pin No. Name
Function
This is the secondary side 12V output voltage
control terminal. Insert the output smoothing
capacitor 1000µF between GND.
1
Vo
2
GND
This is the GND terminal for the secondary
side 12V output.
5
Vi(-)
This is the primary side input minus terminal.
6
VDD
This is the internal circuit power supply terminal.
8
VD
This is the built-in FET of drain terminal. The primary coil
minus side of the external transformer, and the snubber
circuit for noise reduction are connected to this.
+
AC100V
C6
2
GND2
1
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
C1: Output smoothing capacitor
C2: Noise reduction capacitor
C3: Output smoothing capacitor
C4: Input smoothing capacitor
C5: Noise reduction capacitor
C6: Output smoothing capacitor
C7: Noise terminal voltage
countermeasure capacitor
D1: Rectifier diode
D2: Rectifier diode
D3: Rectifier diode
D5: Rectifier diode
D7: Diode bridge
R1: Resistor
R5: Noise reduction resistor
T1: Switching transformer
F1: Fuse
ZNR: Varistor
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1000µF / 35V, low impedance
2200pF / 400V or higher
10µF / 50V, low impedance
33µF / 250V
Use if necessary
100µF / 35V, low impedance
Use if necessary
Limiting element voltage 250V or higher, 0.1 to 0.22µF
60V / 6A
1kV / 1A
80V / 0.1A
100V or higher / 1A
800V / 1A
100kΩ ± 5% 3W Limiting element voltage 300V or higher
Use if necessary
1W or higher 10 to 22Ω
Be sure to use this for safety
A varistor is required to protect against lightning surges and
static electricity.
1/1
Output Power (W)
8.8
Operation Range
6
0
-30 -20 -10 0 10 20 30 40 50 60 70 80 90
Ambient Temperature Ta (°C)
Switching Frequency
Switching Frequency fsw (kHz)
VDD
Switching Frequency
(Vi=141V)
100
80
60
40
20
0
0
200
400
600
800
Output Current Io (mA)
1000
Conversion Efficiency
Conversion Efficiency η (%)
VD
Operating power voltage
Conditions
100
90
80
70
60
50
40
30
20
10
0
0
Conversion Efficiency
(Vi=141V)
200
400
600
800
Output Current Io (mA)
1000
Load Regulation
Load Regulation
(Vi=141V)
14.0
Output Voltage Vo (V)
8-pin input voltage
Typ. Max. Unit
−
350
V
20
V
12
12
12.0
10.0
8.0
6.0
4.0
2.0
0.0
Maximum
Io=1000mA
0 200 400 600 800 1000 1200 1400 1600
Output Current Io (mA)
Surface Temperature Increase
Temperature Rising ∆T (°C)
(Unless otherwise noted, Vi=141V, Ta=25°C)
Min.
−
<12V output>
Parameter
4.55MAX.
Derating Curve
Electrical Characteristics
<Input conditions>
Symbol
Parameter
10.1Max.
MARKING SIDE
Limits
25.5MAX.
Symbol
4.0±1.0
Parameter
Surface Temperature Increase
(Ta=25°C, Vi=141V)
40
30
20
10
0
0
200
400
600
800
Output Current Io (mA)
1000
2010.01 - Rev.A
Notice
Notes
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illustrate the standard usage and operations of the Products. The peripheral conditions must
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R1010A