B9-4809D2LF [BOTHHAND]
2 Watt Isolated DC-DC Converter;
| 型号： | B9-4809D2LF |
| 厂家： | 
BOTHHAND USA, LP. |
| 描述： | 2 Watt Isolated DC-DC Converter |
| 文件： | 总5页 (文件大小：183K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
2 Watt Isolated DC-DC Converter
Low Enable Dual Output
B9 LF - Series
1 . Features
z
z
z
z
z
z
z
z
Wide 2 : 1 Input Range
Low Ripple And Noise
Input / Output Isolation 1K Vdc
100 % Burn-In
Input Filter With Internal Capacitor
Custom Design Available
Net Weight : 4.5 g Typical
RoHS Converter Certified By SGS
2 . Dual Output Selection Guide
(Specifications typical at Ta= +25℃, Nominal input voltage, Rated output current unless otherwise noted)
Input
Voltage Voltage Current
(Vdc) (Vdc) (mA) Max
Output
Output Input Current Input Current Output
Load
Regulation
Efficiency
(%)Typ.
Model No.
@No Load
(mA) Typ.
@Max. Load
(mA) Typ.
Ripple
(mV) Max. (%)Max.
Dual Output SIL Package Style
B9-1205D2 LF
B9-1212D2 LF
B9-1215D2 LF
B9-2405D2 LF
B9-2409D2 LF
B9-2412D2 LF
B9-2415D2 LF
B9-4805D2 LF
B9-4809D2 LF
B9-4812D2 LF
B9-4815D2 LF
± 5
± 200
± 84
4
4
4
4
4
4
4
4
4
4
4
317
300
300
161
154
154
154
78
50
100
120
50
± 2
± 2
± 2
± 2
± 2
± 2
± 2
± 2
± 2
± 2
± 2
74
78
78
73
76
76
76
75
78
78
76
9-18
± 12
± 15
± 5
± 67
± 200
± 111
± 84
± 9
80
18-36
36-75
± 12
± 15
± 5
100
120
50
± 67
± 200
± 111
± 84
± 9
75
80
± 12
± 15
75
100
120
± 67
75
Notes :
1. Load regulation is for output current change from 0 % to 100 % Max. Load.
Bothhand USA
www.bothhandusa.com
E-mail: sales@bothhandusa.com
1
2 Watt Isolated DC-DC Converter
Low Enable Dual Output
B9 LF - Series
3 . Absolute Maximum Ratings
(Exceeding these values may damage the module. These are not continuous operating ratings)
Parameter
Condition
12V Input Model
24V Input Model
48V Input Model
Nominal Input Range
---
Min.
-0.7
-0.7
-0.7
Typ.
12
Max.
22.5
45
Unit
Input Absolute Voltage Range
Vdc
24
48
85
Output Short Circuit Duration
Indefinite & Auto-Restart
Reverse Polarity Input Current Limit
---
---
---
---
1
A
Operation Temperature (Ambient
Temperature)
Output Full Load
-25
-55
+71
+105
℃
Storage Temperature
4 . Nominal Input/Output Electrical Specifications
(Specifications typical at Ta= +25℃ ,Nominal input voltage, Rated output current unless otherwise noted)
Parameter
Condition
12V Input Model
24V Input Model
48V Input Model
Output Full Load
Single Output Model
Nominal Input
Min.
9
Typ.
12
Max.
18
Unit
Input Voltage Range
Vdc
18
24
36
36
48
75
Line Regulation
---
---
± 0.5
± 2
%
Load Regulation
---
---
Output Voltage Accuracy
Switching Frequency
Temperature Coefficient
Isolation Voltage
---
± 1.0
150
± 0.01
---
± 2.0
---
---
KHz
% / ℃
Vdc
Nominal Input
---
± 0.02
---
60 Seconds / 0.5 mA
500 Vdc
1000
1000
MΩ
Isolation Resistance
---
---
No Connection (Floating)
Output Voltage=>Hi
Low Enable Signal Logic Level
Pin3 (Ve)
0
---
---
0.4
5.0
Vdc
Output Voltage=>Low
2.5
Bothhand USA
www.bothhandusa.com
E-mail: sales@bothhandusa.com
2
2 Watt Isolated DC-DC Converter
Low Enable Dual Output
B9 LF - Series
5 . General Specification
Parameter
Specification
1000 Vdc
Condition
Isolation Voltage
Test Duration 60 Seconds / 0.5 mA
1000 MΩ Min.
-25℃~ +71℃
-25℃~ +95℃
-55℃~ +105℃
Up To 90 %
Isolation Resistance
Operating Temperature (1)
Operating Temperature (2)
Storage Temperature
Humidity
@ 500 Vdc
@ Ambient Temperature With Natural Convention
@ Case Surface Temperature
---
---
---
---
Cooling
Free Air Convection
Plastic
Case Type
6 . Ordering Information
B9-xxyyDx LF
Device Family
Input Voltage
Output Voltage
Dual Output
Output Power
RoHS Converter Certified By SGS
7 . Power Derating Curve
Temperature derating graph
Bothhand USA
www.bothhandusa.com
E-mail: sales@bothhandusa.com
3
2 Watt Isolated DC-DC Converter
Low Enable Dual Output
B9 LF - Series
8 . Mechanical Dimension
Metal Case Mode
21.90
(0.862)
19.00
9.20
(0.362)
5.00
(0.75)
(0.20)
Pin
1 K Vdc-Single
Printed
Face
B9-4805D2 LF
9.00
1
2
3
4
5
6
7
8
-Vin
+Vin
Ve
11.20
8.50
(0.33)
(0.35)
(0.441)
Pb
3.5 Min.
(0.138)
No Pin
2.54
(0.10)
17.78
(0.70)
NC
0.50
(0.02)
Vo (+)
Common
Vo (-)
Units:mm(inch)
Tolerance:xx±0.25(±0.01)
0.25
(0.01)
3.20
(0.126)
0.50 (0.02)
9 . Recommended Footprint Details
17.78
(0.70)
2.54
(0.10)
3.20
(0.126)
1
2
3
5
6
7
8
ψ0.8~1.0
Units : mm (inch)
Tolerance : 0.xx ± 0.25 (0.xx ± 0.01)
Bothhand USA
www.bothhandusa.com
E-mail: sales@bothhandusa.com
4
2 Watt Isolated DC-DC Converter
Low Enable Dual Output
B9 LF - Series
10 . Package
Bothhand USA
www.bothhandusa.com
E-mail: sales@bothhandusa.com
5
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