V7PB-10B09L [BEL]

NON-ISOLATED DC/DC CONVERTERS 5V Input / 0.9V - 3.3V Output / 10A; 非隔离式DC / DC转换器5V输入/ 0.9V - 3.3V输出/ 10A
V7PB-10B09L
型号: V7PB-10B09L
厂家: BEL FUSE INC.    BEL FUSE INC.
描述:

NON-ISOLATED DC/DC CONVERTERS 5V Input / 0.9V - 3.3V Output / 10A
非隔离式DC / DC转换器5V输入/ 0.9V - 3.3V输出/ 10A

转换器 电源电路
文件: 总18页 (文件大小:242K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
V7PB-10B Series  
Nonisolated  
Industry standard footprint  
Fixed frequency  
High efficiency means less power dissipation  
Excellent thermal performance  
Optimized for cost  
Remote on/off  
Remote sense  
Undervoltage lockout (UVLO)  
Over current and short circuit protection  
Industrial temperature range  
Description  
The Bel V7PB-10B modules are a series of non-isolated, step down DC/DC power converters that operate from a nominal 5V  
source. These converters are available in a range of output voltages from 0.9V to 3.3V. They are packaged in a compact, SIP  
package rated at 10A. Standard features include remote on/off, over current and short circuit protection, output voltage adjust  
and industrial temperature range (-40° to +85° C). The output is closely regulated and the efficiency is typically 95.5% @ 3.3V  
output at full load. These products may be used almost anywhere low voltage silicon is employed and a 5V source is available.  
Typical applications include file servers, routers, line cards and other computing and communications equipment.  
Applications  
Distributed power architectures  
Data networking equipment  
Telecommunications  
Computers and peripherals  
Part Number Selection  
Part Number  
Remote Sense  
Active Low  
Part Number  
Remote Sense  
Active High  
Output  
Voltage  
Input  
Voltage  
Max. Output  
Current  
Max. Output  
Power  
Typical  
Efficiency  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
5V  
5V  
5V  
5V  
5V  
5V  
10A  
10A  
10A  
10A  
10A  
10A  
33W  
25W  
18W  
15W  
12W  
9W  
95.5%  
94%  
92%  
91%  
90%  
87%  
V7PB-10B33L  
V7PB-10B25L  
V7PB-10B18L  
V7PB-10B15L  
V7PB-10B12L  
V7PB-10B09L  
V7PB-10B33S  
V7PB-10B25S  
V7PB-10B18S  
V7PB-10B15S  
V7PB-10B12S  
V7PB-10B09S  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 1  
NON-ISOLATED DC/DC CONVERTERS  
POWER PRODUCTS  
BP03V7PB-10B  
5V Input / 0.9V – 3.3V Output / 10A  
Absolute Maximum Ratings  
Parameter  
Symbol  
Min  
-0.3  
-0.3  
-40  
Typical  
Max  
6
Unit  
V
Continuous Input Voltage  
Output Enable Terminal Voltage  
Ambient Temperature  
Storage Temperature  
Vin  
Vouten  
Tamb  
Tstor  
6
V
85  
105  
°C  
°C  
-55  
Note: Use beyond the maximum ratings may cause a reliability degradation of the DC/DC  
converter or may permanently damage the device.  
Input Specifications  
Parameter  
Module  
Symbol  
Min  
Typical  
Max  
Units  
Operating Input Voltage  
Input Current  
All  
Vin  
Iin  
4.5  
5
5.5  
V
A
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
8.7  
6.7  
4.9  
4.2  
3.4  
2.6  
No Load Input Current  
mA  
mA  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
85  
120  
180  
180  
180  
140  
180  
130  
130  
140  
100  
140  
Remote Off Input Current  
Input Reflected Ripple Current1  
Input Reflected Ripple Current 1  
I2t Inrush Current Transient  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
5
5
8
4
4
4
10  
10  
10  
10  
10  
10  
mArms  
mApk  
A2s  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
35  
40  
30  
30  
30  
20  
50  
50  
50  
50  
50  
50  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
120  
120  
100  
90  
90  
70  
180  
180  
180  
180  
180  
180  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
0.0093  
0.0089  
0.0050  
0.0022  
0.0015  
0.0018  
Note:  
Input capacitance two 270µF/16V,  
ESR = 0.018 max at 100kHz @ 25°C.  
1. With simulated source impedance of  
500nH, 5Hz to 20MHz.  
Turn On Voltage Threshold  
Turn Off Voltage Threshold  
All  
All  
4.25  
3.85  
V
V
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 2  
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
Output Specifications  
Parameter  
Module  
Symbol  
Min  
Typical  
Max  
Units  
Output Voltage Set Point 1  
Vout  
V
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
3.234  
2.450  
1.764  
1.470  
1.176  
0.882  
3.3  
2.5  
1.8  
1.5  
1.2  
0.9  
3.366  
2.550  
1.836  
1.530  
1.224  
0.918  
Load Regulation  
mV  
mV  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
8
6
5
4
4
4
16.5  
12.5  
9.0  
7.5  
7.5  
7.5  
Line Regulation  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
5
4
3
3
3
3
10  
7.5  
5.5  
4.5  
4.5  
4.5  
Regulation Over Temperature  
Total Output Voltage Regulation  
Output Ripple and Noise 2  
Output Ripple and Noise 2  
mV  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
30  
40  
30  
20  
15  
10  
40  
50  
40  
30  
25  
20  
mV  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
43  
50  
38  
27  
22  
17  
66.5  
70  
54.5  
42  
37  
32  
mVpk  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
30  
35  
30  
30  
25  
20  
45  
50  
45  
45  
35  
30  
mVrms  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
10  
10  
10  
10  
6
15  
15  
15  
15  
10  
10  
5
Output Current Range  
Output DC Current Limit  
Short Circuit Surge  
All  
All  
Iout  
0
10  
25  
A
A
Ioutlim  
13  
Ioutsurge  
A2s  
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
0.194  
0.215  
0.193  
0.170  
0.160  
0.197  
Turn on Time  
All  
All  
All  
Ton  
6
0
10  
3
ms  
%
Overshoot at Turn On  
Output Capacitance  
Cout  
0
5600  
µF  
Note: All specifications are typical at nominal input, full load at 25° C unless otherwise stated.  
1. Vin = 5V, Iout = full load, Ta = 25° C.  
2. 0 - 20MHz, 1µF ceramic cap on output.  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 3  
NON-ISOLATED DC/DC CONVERTERS  
POWER PRODUCTS  
5V Input / 0.9V – 3.3V Output / 10A  
BP03V7PB-10B  
Output Specifications  
Parameter  
Module  
Symbol  
Min  
Typical  
Max  
Units  
Transient Response 3  
V 50% to 100% of Max Load  
Settling Time  
120  
30  
160  
60  
mV  
µs  
Ts  
Ts  
3.3V  
V 100% to 50% of Max Load  
Settling Time  
130  
30  
160  
60  
mV  
µs  
Transient Response 3  
V 50% to 100% of Max Load  
Settling Time  
80  
30  
90  
30  
120  
60  
mV  
µs  
Ts  
Ts  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
V 100% to 50% of Max Load  
Settling Time  
120  
60  
mV  
µs  
Transient Response 3  
V 50% to 100% of Max Load  
Settling Time  
90  
30  
90  
30  
120  
60  
mV  
µs  
Ts  
Ts  
V 100% to 50% of Max Load  
Settling Time  
120  
60  
mV  
µs  
Transient Response 3  
V 50% to 100% of Max Load  
Settling Time  
90  
30  
90  
30  
120  
60  
mV  
µs  
Ts  
Ts  
V 100% to 50% of Max Load  
Settling Time  
120  
60  
mV  
µs  
Transient Response 3  
V 50% to 100% of Max Load  
Settling Time  
80  
30  
80  
30  
110  
60  
mV  
µs  
Ts  
Ts  
V 100% to 50% of Max Load  
Settling Time  
110  
60  
mV  
µs  
Transient Response 3  
V 50% to 100% of Max Load  
Settling Time  
80  
30  
80  
30  
100  
60  
mV  
µs  
Ts  
Ts  
V 100% to 50% of Max Load  
Settling Time  
100  
60  
mV  
µs  
Note: All specifications are typical at nominal input, full load at 25° C unless otherwise stated.  
3. di/dt = 0.5A/1µS, Ta = 25° C without external load capacitance.  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 4  
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
General Specifications  
Parameter  
Module  
Symbol  
Min  
Typical  
Max  
Units  
Efficiency1  
%
η
3.3V  
2.5V  
1.8V  
1.5V  
1.2V  
0.9V  
92.5  
91  
89  
88  
87  
95.5  
94  
92  
91  
90  
84  
87  
Switching Frequency  
Fsw  
kHz  
%
All  
All  
250  
90  
300  
340  
110  
10  
Output Voltage Trim Range2  
Remote Sense Compensation  
Weight  
%
g
All  
9.2  
1. Vin=5V, full load and Ta=25° C.  
2. See graphs on pages 12 - 17.  
Control Specifications  
Parameter  
Module  
Symbol  
Min  
Typical  
Max  
Units  
Remote On/Off 3  
All  
Vouten  
V
Signal Low (Unit Off)  
Signal High (Unit On)  
Signal Low (Unit On)  
Signal High (Unit Off)  
-0.3  
2.5  
0.8  
5.5  
0.8  
5.5  
V
V
V
V
V7PB-10BxxS  
V7PB-10BxxL  
-0.3  
2.5  
3. With remote on/off pin 11 open, the module is on.  
Note: On/off pin designed to work with an open collector/drain switch.  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 5  
NON-ISOLATED DC/DC CONVERTERS  
POWER PRODUCTS  
5V Input / 0.9V – 3.3V Output / 10A  
BP03V7PB-10B  
Efficiency Data  
Module 3.3V  
100%  
95%  
90%  
85%  
80%  
1
2
3
4
5
6
7
8
9
10  
Output Current  
4.5V 5V  
5.5V  
Module 2.5V  
100%  
95%  
90%  
85%  
80%  
75%  
70%  
1
2
3
4
5
6
7
8
9
10  
Output Current  
4.5V 5V  
5.5V  
Module 1.8V  
95%  
90%  
85%  
80%  
75%  
70%  
65%  
1
2
3
4
5
6
7
8
9
10  
Output Current  
4.5V 5V  
5.5V  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 6  
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
Efficiency Data  
Module 1.5V  
95%  
90%  
85%  
80%  
75%  
70%  
65%  
60%  
1
2
3
4
5
6
7
8
8
8
9
9
9
10  
Output Current  
4.5V 5V  
5.5V  
Module 1.2V  
95%  
90%  
85%  
80%  
75%  
70%  
65%  
60%  
1
2
3
4
5
6
7
10  
Output Current  
4.5V  
5V  
5.5V  
Module 0.9V  
90%  
85%  
80%  
75%  
70%  
65%  
60%  
55%  
50%  
1
2
3
4
5
6
7
10  
Output Current  
4.5V  
5V  
5.5V  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 7  
NON-ISOLATED DC/DC CONVERTERS  
POWER PRODUCTS  
5V Input / 0.9V – 3.3V Output / 10A  
BP03V7PB-10B  
Ripple and Noise  
1µF ceramic cap added at the output.  
Ripple and noise at full load and 5Vdc input,  
3.3Vdc output and Ta=25° C  
Ripple and noise at full load and 5Vdc input,  
2.5Vdc output and Ta=25° C  
Ripple and noise at full load and 5Vdc input,  
1.8Vdc output and Ta=25° C  
Ripple and noise at full load and 5Vdc input,  
1.5Vdc output and Ta=25° C  
Ripple and noise at full load and 5Vdc input,  
1.2Vdc output and Ta=25° C  
Ripple and noise at full load and 5Vdc input,  
0.9Vdc output and Ta=25° C  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 8  
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
Transient Response  
Transient response: di/dt = 0.5A/µS, no external load capacitance  
Vout=3.3V  
Vout=3.3V  
50% to 100% load transients at 5V input and Ta=25° C  
100% to 50% load transients at 5V input and Ta=25° C  
Vout=2.5V  
Vout=2.5V  
50% to 100% load transients at 5V input and Ta=25° C  
100% to 50% load transients at 5V input and Ta=25° C  
Vout=1.8V  
Vout=1.8V  
50% to 100% load transients at 5V input and Ta=25° C  
100% to 50% load transients at 5V input and Ta=25° C  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 9  
NON-ISOLATED DC/DC CONVERTERS  
POWER PRODUCTS  
5V Input / 0.9V – 3.3V Output / 10A  
BP03V7PB-10B  
Transient Response  
Transient response: di/dt = 0.5A/µS, no external load capacitance  
Vout=1.5V  
Vout=1.5V  
50% to 100% load transients at 5V input and Ta=25° C  
100% to 50% load transients at 5V input and Ta=25° C  
Vout=1.2V  
Vout=1.2V  
50% to 100% load transients at 5V input and Ta=25° C  
100% to 50% load transients at 5V input and Ta=25° C  
Vout=0.9V  
Vout=0.9V  
100% to 50% load transients at 5V input and Ta=25° C  
50% to 100% load transients at 5V input and Ta=25° C  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 10  
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
Thermal Considerations  
V7PB-10B  
Output Voltage Set-Point Adjustment  
Trim Down Circuit  
Vout  
Sense  
Rtrim Down  
Module  
Trim  
Gnd  
Trim Up Circuit  
Vout  
Sense  
Trim  
Module  
Rtrim Up  
Gnd  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 11  
NON-ISOLATED DC/DC CONVERTERS  
POWER PRODUCTS  
5V Input / 0.9V – 3.3V Output / 10A  
BP03V7PB-10B  
Output Voltage Set-Point Adjustment  
V7PB-10B33STrim Resistor Calculation  
Unit:Volt  
Vo_nom= 3.302  
7.5(Vo_adj 0.8)  
Vo_n om Vo_adj  
Unit:Kohm  
Unit:Kohm  
Rt r im _down(Vo_adj) :=  
4.99  
6
Rtrim_up(Vo_adj) :=  
4.99  
Vo_adj Vo_nom  
V7P B- 10B33S Rt rim _down Cur ve  
1240.7  
941.53  
Rtrim_down(Vo_adj)  
642.36  
343.19  
44.02  
2.97  
3.03  
3.1  
3.16  
3.23  
3.29  
Vo_adj  
V7PB-10B33S Rtrim_up Curve  
605.38  
457.36  
309.34  
161.33  
13.31  
Rtrim_up(Vo_adj)  
3.31  
3.37  
3.44  
3.5  
3.57  
3.63  
Vo_adj  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 12  
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
Output Voltage Set-Point Adjustment  
V7PB-10B25STrim Resistor Calculation  
Unit:Volt  
Vo_nom= 2.503  
2.37(Vo_adj 0.8)  
Vo_nomVo_adj  
Unit:Kohm  
Unit:Kohm  
Rtrim_down(Vo_adj) :=  
4.99  
1.896  
Rtrim_up(Vo_adj) :=  
4.99  
Vo_adj Vo_nom  
V7PB-10B25S Rtrim_down Curve  
242.01  
183.65  
Rtrim_down(Vo_adj)  
125.3  
66.94  
8.59  
2.25  
2.3  
2.35  
2.39  
2.44  
2.49  
Vo_adj  
V7PB-10B25S Rtrim_up Curve  
216.91  
163.36  
109.8  
56.25  
2.69  
Rtrim_up(Vo_adj)  
2.51  
2.56  
2.61  
2.65  
2.7  
2.75  
Vo_adj  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 13  
NON-ISOLATED DC/DC CONVERTERS  
POWER PRODUCTS  
5V Input / 0.9V – 3.3V Output / 10A  
BP03V7PB-10B  
Output Voltage Set-Point Adjustment  
V7PB-10B18STrim Resistor Calculation  
Unit:Volt  
Vo_nom= 1.802  
2.37(Vo_adj 0.8)  
Vo_nomVo_adj  
Unit:Kohm  
Unit:Kohm  
Rtrim_down(Vo_adj) :=  
4.99  
1.896  
Rtrim_up(Vo_adj) :=  
4.99  
Vo_adj Vo_n om  
V7PB-10B18S Rtrim_down Curve  
182.97  
147.51  
112.05  
Rtrim_down(Vo_adj)  
76.59  
41.12  
5.66  
1.62  
1.65  
1.69  
1.72  
1.76  
1.79  
Vo_adj  
V7PB-10B18S Rtrim_up Curve  
198.92  
150.61  
102.31  
54  
Rtrim_up(Vo_adj)  
5.69  
1.81  
1.84  
1.88  
1.91  
1.95  
1.98  
Vo_adj  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 14  
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
Output Voltage Set-Point Adjustment  
V7PB-10B15STrim Resistor Calculation  
Unit:Volt  
Vo_nom= 1.502  
2.37(Vo_adj 0.8)  
Vo_n om Vo_adj  
Unit:Kohm  
Unit:Kohm  
Rtrim_down(Vo_adj) :=  
4.99  
1.896  
Rtrim_up(Vo_adj) :=  
4.99  
Vo_adj Vo_n om  
V7P B- 10B15S Rt rim _down Cur ve  
131.21  
105.69  
80.16  
Rtrim_down(Vo_adj)  
54.64  
29.11  
3.59  
1.35  
1.38  
1.41  
1.43  
1.46  
1.49  
Vo_adj  
V7PB-10B15S Rtrim_up Curve  
232.2  
187.32  
142.45  
97.57  
52.7  
Rtrim_up(Vo_adj)  
7.82  
1.51  
1.54  
1.57  
1.59  
1.62  
1.65  
Vo_adj  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 15  
NON-ISOLATED DC/DC CONVERTERS  
POWER PRODUCTS  
5V Input / 0.9V – 3.3V Output / 10A  
BP03V7PB-10B  
Output Voltage Set-Point Adjustment  
V7PB-10B12STrim Resistor Calculation  
Unit:Volt  
Vo_nom= 1.203  
2.49(Vo_adj 0.8)  
Vo_nomVo_adj  
Unit:Kohm  
Unit:Kohm  
Rtrim_down(Vo_adj) :=  
2.37  
1.992  
Rtrim_up(Vo_adj) :=  
2.37  
Vo_adj Vo_nom  
V7P B- 10B12S Rt rim _down Cur ve  
72.8  
58.9  
45  
Rtrim_down(Vo_adj)  
31.1  
17.2  
3.3  
1.08  
1.1  
1.12  
1.15  
1.17  
1.19  
Vo_adj  
V7P B- 10B12S Rt rim _up Cur ve  
226.06  
173.2  
120.35  
67.5  
Rtrim_up(Vo_adj)  
14.64  
1.21  
1.23  
1.25  
1.28  
1.3  
1.32  
Vo_adj  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 16  
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
Output Voltage Set-Point Adjustment  
V7PB-10B09STrim Resistor Calculation  
Unit:Volt  
Vo_nom= 0.903  
1.05(Vo_adj 0.8)  
Vo_nomVo_adj  
Unit:Kohm  
Unit:Kohm  
Rt r im _down(Vo_adj) :=  
0.01  
0.84  
Rtrim_up(Vo_adj) :=  
0.01  
Vo_adj Vo_nom  
V7P B- 10B09S Rt rim _down Cur ve  
31.68  
25.36  
19.05  
Rtrim_down(Vo_adj)  
12.73  
6.42  
0.1  
0.81  
0.83  
0.85  
0.86  
0.88  
0.9  
Vo_adj  
V7PB-10B09S Rtrim_up Curve  
125.62  
102.23  
78.84  
55.45  
32.07  
8.68  
Rtrim_up(Vo_adj)  
0.91  
0.93  
0.95  
0.96  
0.98  
1
Vo_adj  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com  
page 17  
NON-ISOLATED DC/DC CONVERTERS  
5V Input / 0.9V – 3.3V Output / 10A  
POWER PRODUCTS  
BP03V7PB-10B  
Mechanical  
V7PB-10B  
0.387 [9.84]  
0.224 [5.70]  
2.00 [50.80]  
0.55  
0.063 [1.60]  
[13.97]  
0.15  
[3.81]  
0.025 [0.64]  
0.05  
[1.27]  
0.09 [2.30] max  
0.10  
[2.54]  
3 4  
6 7 8 9 11  
10  
1 2  
5
Pin  
1
Function  
+Vo  
2
+Vo  
Remote Sense Option  
+Vo  
3
4
5
Ground  
6
Ground  
7
+Vin  
8
+Vin  
9
No Pin  
10  
11  
Trim  
Remote On/Off  
©2003 Bel Fuse Inc. Specifications subject to change without notice. 08.03  
CORPORATE  
Bel Fuse Inc.  
FAR EAST  
EUROPE  
Bel Fuse Ltd.  
Bel Fuse Europe Ltd.  
206 Van Vorst Street  
Jersey City, NJ 07302  
Tel 201-432-0463  
Fax 201-432-9542  
www.belfuse.com  
8F / 8 Luk Hop Street  
San Po Kong  
Kowloon, Hong Kong  
Tel 852-2328-5515  
Fax 852-2352-3706  
www.belfuse.com  
PrestonTechnology Management Centre  
Marsh Lane, Suite G7, Preston  
Lancashire, PR1 8UD, U.K.  
Tel 44-1772-556601  
Fax 44-1772-888366  
www.belfuse.com  
page 18  

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