BOB5W series

Isolated DC-DC Converters
BOB5W Series -- 5 Watt
BOTHHAND USA
Features
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
Over Voltage Protection: Clamp Mode
Meet EN55022, Class A (Radiation)
Shielded Metal Case with Insulated Baseplate
Lead Free Design, RoHS Compliant
The BOB5W Series are isolated 5W 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.
24pin DIP Package with Industry-Standard Footprint
Applications
Customer Design Available
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.
Model
Number
Input Voltage
Range
Output
Voltage
(Vdc)
Output Current (mA)
Min. Load
(1)
Input Current (mA)
Full. Load
No Load
Full Load
(2)
Eff . Capacitive
max.
(%) Load,
(3)
(uF)
BOB5-24S0W
3.3
34
1200
4.6
226
77
6800
BOB5-24S1W
5
4
1000
9.7
274
80
7030
BOB5-24S2W
12
0
500
7.1
316
83
1220
15
0
400
10
321
82
430
±5
0
±500
9.2
271
81
4620
BOB5-24D2W
±12
0
±250
11.7
316
83
330
BOB5-24D3W
±15
0
±200
13
316
83
200
BOB5-48S0W
3.3
49.4
1200
2.8
116
75
4400
BOB5-48S1W
5
0
1000
4.9
139
79
5460
BOB5-48S2W
12
0
500
5
160
82
660
15
0
400
5.2
160
82
330
±5
0
±500
5.4
139
79
1660
BOB5-48D2W
±12
0
±250
6.8
160
82
220
BOB5-48D3W
±15
0
±200
7.4
160
82
147
9~36V
BOB5-24S3W Nominal:24Vdc
BOB5-24D1W
18~75V
BOB5-48S3W Nominal:48Vdc
BOB5-48D1W
E-mail: sales@bothhandUSA.com
http://www.bothhandUSA.com
Rev:2010621A
Page 1 of 4
Isolated DC-DC Converters
BOB5W Series -- 5 Watt
BOTHHAND USA
Input Specifications
Input Voltage
24V nominal input
9-36Vdc
48V nominal input
18-75Vdc
Input filter
Pi Type
Input surge voltage
24V input
50Vdc
(100ms max.)
48V input
100Vdc
Input reflected ripple current
Nominal Vin and full load
Start up time
Nominal Vin and constant resistive load
Remote ON/OFF
160mAp-p typ.
530ms typ.
Open or 3.5V<Vr<12V
Converter: ON
Short
Converter: OFF
(4)
or 0V<Vr<1.2V
Sourcing current of remote control pin
Nominal Vin
<0.2 mA
Idle input current (at Remote OFF state)
Nominal Vin
<2.5 mA
Environmental Specifications
Operating ambient temperature
-40°C to +85°C (with derating)
Maximum case temperature
+100°C
Storage temperature range
-55°C to +105°C
Relative humidity
5% to 95% RH
Temperature coefficient
±0.02% / °C max.
EMC Characteristics
EMI
EN55022 (radiation)
Meet class A
Output Specifications
Output power
Voltage accuracy
6 Watts max.
Full load and nominal Vin
±2%
Minimum load
Line regulation
See table
LL to HL at full load
25% load to full load
Load Regulation
Balanced load
±0.5%
Single
±1%
Dual
±1%
Unbalanced load 25% to 100% full load
Ripple and Noise
±5%
20MHz bandwidth
80mVp-p max.
3.3Vout models
3.9V
Over voltage protection
5Vout models
6.2V
(Zener Diode Clamp)
12Vout models
15V
15Vout models
18V
Capacitive load
Over load protection
See table
% of full load at nominal input
Short circuit protection
Continuous, automatic recovery
Transient response settling time
50% load step change
Transient response over shoot
di/dt=0.8A/µs
E-mail: sales@bothhandUSA.com
150% typ.
http://www.bothhandUSA.com
560µs typ.
≤ ±5% of Vo
Rev:2010621A
Page 2 of 4
Isolated DC-DC Converters
BOB5W Series -- 5 Watt
BOTHHAND USA
General Specifications
Efficiency
Nominal input
Isolation voltage
Input to output
Isolation resistance
See table
1500Vdc
9
500Vdc
10 Ohms min.
Isolation capacitance
300pF typ.
Switching frequency
300kHz typ.
6
Reliability, calculated MTBF
2.40 × 10 Hrs
Physical Specifications
Case material
Nickel-coated copper
Base material
Non-conductive black plastic
Potting material
Silicon rubber (UL94V-0)
1.25 × 0.80 × 0.40 Inch
Dimensions
(31.75 × 20.32 × 10.16 mm)
17.2g (0.59oz) typ.
Weight
BOB5WSeries
Output Power (%)
Power Derating Curve(5)
Ambient Temp.TA (℃
℃)
BOB5-48S1W
Output Current vs. Efficiency
Efficiency (%)
Efficiency (%)
BOB5-48S1W
Input voltage vs. Efficiency
Input voltage (V)
E-mail: sales@bothhandUSA.com
Output Current (A)
http://www.bothhandUSA.com
Rev:2010621A
Page 3 of 4
Isolated DC-DC Converters
BOB5W Series -- 5 Watt
BOTHHAND USA
BOB5-48S1W
BOB5-48S1W
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 BOB5-48S1W.
Mechanical Dimensions
Pin
1
2
3
9
11
14
16
22
23
Pin Assignment
Single
Dual
Remote On/Off Remote On/Off
-Vin
-Vin
-Vin
-Vin
No pin
Common
No function
-Vout
+Vout
+Vout
-Vout
Common
+Vin
+Vin
+Vin
+Vin
Unit: mm [inch]
Tolerance:±0.5[0.02]
Specifications subject to change without notice.
E-mail: sales@bothhandUSA.com
http://www.bothhandUSA.com
Rev:2010621A
Page 4 of 4