BP5811_10 [ROHM]
Broad output DC/DC Converter(Non-isolated); 广阔的输出DC / DC转换器（非隔离）
| 型号： | BP5811_10 |
| 厂家： | 
ROHM |
| 描述： | Broad output DC/DC Converter(Non-isolated) |
| 文件： | 总1页 (文件大小：90K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Data Sheet
Absolute Maximum Ratings
Dimensions (Unit : mm)
Parameter
Symbol
Limits
25
Unit
V
Motor driving supply voltage
CTL input voltage
VMin
VCTL
0.3 to 5.5
300
V
Maximum output current
Operating temperature range
Storage temperature range
Maximum surface temperature
Iopeak
Topr
mA
°C
°C
°C
Tstg
Tcmax
100
Recommended Action Conditions
Derating Curve
Parameter
Symbol
VMIN
Vctl
Min.
19.0
0
Typ.
20.0
Max.
21.0
5.0
Unit
V
Conditions
IO=300mA
Derating Curve
350
Vctl=5V
Motor driving supply voltage
CTL input voltage
CTL input frequency
300
Vctl=4V
250
V
200
150
100
50
Vctl=3V
Vctl=2V
Vctl=1V
fctl
1
50
100
kHz
0
-30 -20 -10
0
10 20 30 40 50 60 70 80 90
Ambient Temperature Ta(˚C)
Electrical Characteristics
(Unless otherwise specified,VMIN=20V, IO=300mA. VCTL=5.0V, Ta=25°C)
Parameter
Symbol Min.
18.0
Typ.
Max.
20.0
15.9
7.94
300
Conditions
Unit
V
V
19.0
15.1
7.35
Output Voltage Control
Output voltage
14.3
6.76
Vo
Characteristics (Ta=25°C)
V
VO-VCTL Characteristics (VMin=20V)
mA
Vp-p
%
Output current
Output ripple
Power conversion efficiency
Io
VP
20
0.15
0.05
93
15
10
5
88
0
0
1
2
3
4
5
Control Voltage (DC) VCTL(V)
Application Circuit
VO-Duty Characteristics (VMin=20V)
20
BP5811
15
10
5
Pin No.
Function
Input terminal
N.C.
GND
Skip
0
0
20
40
60
80
100
1
2
3
4
5
6
7
8
9
Control Duty fCTL=50kHz Duty(%)
1
2
3
6
7
8
9
Skip
L1
Coil connection terminal
Coil connection terminal
Control terminal
Output voltage
Conversion Efficiency
(VMin=20V, VCTL=5V)
Vo
VMin
C2
C1
100
90
80
70
60
50
40
30
20
10
0
CTL
Be sure to use fuse for safety.
External Component Specifications
Use a quick-acting fuse (2.3A
470 F/50V Low impedance
Recommended part : PM series (Nichicon)
)
FUSE: Fuse
C1: Input smoothing
capacitor
0
50
100
150
200
250
300
Output Current IO (mA)
470 F/50V Low impedance
Recommended part : PM series (Nichicon)
C2: Output smoothing
capacitor
47 H, Rated current 1.2A or higher
L1: Power inductor
Recommended part : TSL0808-470K1R2 (TDK)
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
2010.03 - Rev. B
1/1
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