BOB3-24D1W [BOTHHAND]
Isolated DC-DC Converters;
| 型号： | BOB3-24D1W |
| 厂家： | 
BOTHHAND USA, LP. |
| 描述： | Isolated DC-DC Converters |
| 文件： | 总4页 (文件大小：1441K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Isolated DC-DC Converters
BOB3W Series -- 3 Watt
Bothhand USA
Features
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Wide 4 : 1 Input Voltage Range(9~36V, 18~75V)
Remote On/Off
Input / Output Isolation Voltage: 1.5K Vdc
Extended Operating Temperature Range: -40°C to +85°C
Output Short Circuit Protection:
Description
Continuous & Auto Recovery
The BOB3W Series are isolated 3W DC/DC converters.
Designed with highly efficiency, allow the operating
temperature range of these units to be -40°C to +85°C in
a 24 pin DIP package with industry-standard footprint.
Further features include wide 4 : 1 input voltage range,
remote on/off control, short-circuit protection and over
voltage protection.
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Over Voltage Protection: Clamp Mode
Meet EN55022, Class A (Radiation)
Shielded Metal Case with Insulated Baseplate
Lead Free Design, RoHS Compliant
24pin DIP Package with Industry-Standard Footprint
Customer Design Available
Applications
These converters are well suitable for battery operated
equipment, measurement equipment, telecom, wireless
network, Industry control system, everywhere where
isolated, tightly regulated voltages and compact size are
required.
Technical Specification All specifications are typical at nominal input, full load and 25°C unless otherwise stated.
Output
Voltage
(Vdc)
Output Current (mA)
Input Current (mA)
No Load Full Load
146
Model
Number
Input Voltage
Range
Eff .(2) Capacitive
Load, max.
(%)
Min. Load (1)
Full. Load
(3) (uF)
BOB3-24S0W
BOB3-24S1W
BOB3-24S2W
BOB3-24S3W
BOB3-24D1W
BOB3-24D2W
BOB3-24D3W
BOB3-48S0W
BOB3-48S1W
BOB3-48S2W
BOB3-48S3W
BOB3-48D1W
BOB3-48D2W
BOB3-48D3W
3.3
5
15
4
750
600
6
75
77
80
79
78
79
77
74
77
79
77
77
78
76
1000
860
220
191
477
147
94
4
11
11
9
170
165
168
168
167
171
74
12
0
250
9~36V
Nominal:24Vdc
15
0
200
±5
0
±300
±125
±100
750
±12
±15
3.3
5
0
15
18
3
0
18
15
0
2500
1900
247
169
399
110
69
600
2
85
12
250
5
83
18~75V
Nominal:48Vdc
15
0
200
6
85
±5
0
±300
±125
±100
6
86
±12
±15
0
8
85
0
10
87
Rev:20100211A
Page 1 of 4
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Isolated DC-DC Converters
BOB3W Series -- 3 Watt
Bothhand USA
Input Specifications
Input Voltage
24V nominal input
48V nominal input
9-36Vdc
18-75Vdc
Pi Type
Input filter
Input surge voltage
(100ms max.)
24V input
50Vdc
48V input
100Vdc
Input reflected ripple current
Start up time
Nominal Vin and full load
60mAp-p typ.
Nominal Vin and constant resistive load
Converter: ON
540ms typ.
Open or 3.5V＜Vr＜12V
Remote ON/OFF
(4)
Short
or 0V＜Vr＜1.2V
＜0.2 mA
Converter: OFF
Sourcing current of remote control pin
Idle input current (at Remote OFF state)
Nominal Vin
＜2.5 mA
Nominal Vin
Environmental Specifications
Operating ambient temperature
Maximum case temperature
Storage temperature range
Relative humidity
-40°C to +85°C (with derating)
+100°C
-55°C to +105°C
5% to 95% RH
Temperature coefficient
±0.02% / °C max.
EMC Characteristics
EMI
EN55022 (radiation)
Meet class A
Output Specifications
Output power
3 Watts max.
Voltage accuracy
Minimum load
Full load and nominal Vin
LL to HL at full load
±2%
See table
Line regulation
±0.5%
25% load to full load
Balanced load
Single
Dual
±0.5%
Load Regulation
Ripple and Noise
±0.5%
Unbalanced load 25% to 100% full load
20MHz bandwidth
3.3Vout models
±3%
60mVp-p max.
3.9V
Over voltage protection
(Zener Diode Clamp)
5Vout models
6.2V
12Vout models
15V
15Vout models
18V
See table
Capacitive load
Over load protection
% of full load at nominal input
155% typ.
Short circuit protection
Transient response settling time
Transient response over shoot
Continuous, automatic recovery
520µs typ.
50% load step change
di/dt=0.8A/µs
≤ ±5% of Vo
Rev:20100211A
Page 2 of 4
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Isolated DC-DC Converters
BOB3W Series -- 3 Watt
Bothhand USA
General Specifications
Efficiency
Nominal input
Input to output
500Vdc
See table
1500Vdc
Isolation voltage
10 9 Ohms min.
300pF typ.
Isolation resistance
Isolation capacitance
Switching frequency
Reliability, calculated MTBF
300kHz typ.
2.53 × 10 6 Hrs
Physical Specifications
Case material
Nickel-coated copper
Non-conductive black plastic
Silicon rubber (UL94V-0)
1.25 × 0.80 × 0.40 Inch
(31.75 × 20.32 × 10.16 mm)
17.2g (0.59oz) typ.
Base material
Potting material
Dimensions
Weight
BOB3WSeries
Power Derating Curve(5)
Ambient Temp.TA (℃)
BOB3-48S1W
Input voltage vs. Efficiency
BOB3-48S1W
Output Current vs. Efficiency
Input voltage (V)
Output Current (A)
Rev:20100211A
Page 3 of 4
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Isolated DC-DC Converters
BOB3W Series -- 3 Watt
Bothhand USA
BOB3-48S1 W
BOB3-48S1W
Transient Response at 50%~100% Max Load
Loop Gain & Phase at Vi=48V,Full Load
Note
1. Io below this value will not damage these converters, however, they may not meet all listed specifications.
2. Typical value, tested at nominal input and full load.
3. For each output.
4. Short to -Vin (Pin 2,3).
5. Based on BOB3-48S1W.
Mechanical Dimensions
Pin Assignment
Pin
1
Single
Dual
Remote On/Off Remote On/Off
2
-Vin
-Vin
-Vin
-Vin
3
9
No pin
No function
+Vout
-Vout
Common
-Vout
11
14
16
22
23
+Vout
Common
+Vin
+Vin
+Vin
+Vin
Unit: mm [inch]
Tolerance:±0.5[0.02]
Specifications subject to change without notice.
Rev:20100211A
Page 4 of 4
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