5秒后页面跳转
BD7F105EFJ-C (新产品) PDF预览

BD7F105EFJ-C (新产品)

更新时间: 2023-09-03 20:25:24
品牌 Logo 应用领域
罗姆 - ROHM 变压器光电转换器
页数 文件大小 规格书
35页 1194K
描述
BD7F105EFJ-C是不需要光耦的隔离型反激式转换器。该产品不需要由光电耦合器或变压器辅助绕组组成的反馈电路,有助于削减应用产品的部件数量。另外,该产品还通过采用ROHM自有的自适应导通时间控制技术,实现了高速负载响应。此外,还具有多种保护功能,可提高隔离型电源应用设计的可靠性。

BD7F105EFJ-C (新产品) 数据手册

 浏览型号BD7F105EFJ-C (新产品)的Datasheet PDF文件第6页浏览型号BD7F105EFJ-C (新产品)的Datasheet PDF文件第7页浏览型号BD7F105EFJ-C (新产品)的Datasheet PDF文件第8页浏览型号BD7F105EFJ-C (新产品)的Datasheet PDF文件第10页浏览型号BD7F105EFJ-C (新产品)的Datasheet PDF文件第11页浏览型号BD7F105EFJ-C (新产品)的Datasheet PDF文件第12页 
BD7F105EFJ-C  
Electrical Characteristics (Unless otherwise Tj = -40 °C to +150 °C, VIN = 12 V, VSDX/EN = 2.5 V)  
Parameter  
Symbol  
Min  
Typ  
Max  
Unit  
Conditions  
Power Supply Block  
SDX/EN = 0.3 V  
Tj ≤ 125 °C  
Current at Shutdown  
IST  
-
0
10  
μA  
REF = 0.6 V  
Operating Current at No Switching  
UVLO Detection Voltage 1  
UVLO Detection Voltage 2  
UVLO Voltage Hysteresis  
ICC  
0.43  
3.00  
3.20  
0.12  
1.00  
3.20  
3.40  
0.20  
1.70  
3.40  
3.60  
0.28  
mA  
V
VUVLO1  
At the VIN pin falling  
At the VIN pin rising  
VUVLO2  
V
VUVLO_HYS  
V
Shutdown and Enable Control Block  
Shutdown Voltage at the SDX/EN Pin  
Enable Voltage 1  
VSDX  
VEN1  
-
-
0.3  
2.10  
2.00  
0.26  
2.00  
3750  
V
V
1.90  
1.60  
0.14  
0.50  
1250  
2.00  
1.80  
0.20  
1.00  
2500  
At the SDX/EN pin rising  
At the SDX/EN pin falling  
Enable Voltage 2  
VEN2  
V
Enable Voltage Hysteresis  
SDX/EN Pin Current  
VEN_HYS  
ISDX/EN  
RSDX/EN  
V
μA  
kΩ  
SDX/EN = 2.5 V  
SDX/EN Pin Pull-down Resistance  
Reference Voltage Block  
Reference Voltage  
REF Pin Current  
VINTREF  
IREF  
0.525  
140  
0.540  
200  
0.555  
260  
V
μA  
RREF = 2.7 kΩ  
Switching Block  
On Resistance  
RON  
ILIMIT  
IBSP  
-
0.40  
2.60  
3.38  
0.80  
3.12  
4.52  
Ω
A
A
SW-GND ISW = 50 mA  
Over Current Detection Current  
BSP Detection Current  
2.08  
2.39  
At PWM operation  
(Duty = 40 %)  
Averaging Switching Frequency  
Maximum Switching Frequency  
On Time  
fSW  
fSW_MAX  
tON  
300  
-
363  
-
430  
498  
kHz  
kHz  
μs  
At PWM operation  
(Duty = 40 %)  
0.962  
1.102  
1.270  
Minimum ON Time  
Maximum OFF Time  
tON_MIN  
120  
25  
250  
35  
380  
45  
ns  
μs  
tOFF_MAX  
From switching start to VINTREF  
x 90 %  
Soft Start Time  
tSS  
3.0  
5.0  
7.0  
ms  
Protection Function Block  
Short Protection Detection Voltage  
REFOPEN Protection Detection Voltage  
SCP/REFOPEN Detection Mask Time  
SCP Mask Time at Start-up  
VSCP  
VREFOP  
tMASK  
0.20  
0.60  
1.05  
5.25  
262  
0.30  
0.70  
1.50  
7.50  
375  
0.40  
0.80  
1.95  
9.75  
488  
V
V
ms  
ms  
µs  
ms  
tMASKSCP  
tBSP  
BSP Stop Time at Detection  
Restart Time  
tRESTART  
18.0  
24.0  
30.0  
Load Compensation Block  
KL_COMP (Compensation Coefficient of  
REF Current for SW Current)  
(Note 1)  
KL_COMP  
0.090  
0.128  
0.166 %/MΩ  
(Note 1) Load compensation current coefficient is the coefficient which compensates output voltage decrease for output current.  
It sets by L_COMP pin resistor. It is tested at RL_COMP = 10 kΩ.  
www.rohm.com  
© 2020 ROHM Co., Ltd. All rights reserved.  
TSZ22111 • 15 • 001  
TSZ02201-0F1F0A200870-1-2  
01.Mar.2022 Rev.001  
9/32  

与BD7F105EFJ-C (新产品)相关器件

型号 品牌 描述 获取价格 数据表
BD7F200EFJ-LB ROHM 本产品是面向工业设备市场的产品,保证可长期稳定供货。是适合这些用途的产品。BD7F200E

获取价格

BD7F200EFJ-LBE2 ROHM Switching Regulator,

获取价格

BD7F200HFN-LB ROHM Optocoupler-less Isolated Flyback Converter

获取价格

BD7F200HFN-LBTR ROHM Optocoupler-less Isolated Flyback Converter

获取价格

BD7F200UEFJ-LB ROHM This product guarantees long time supply availability in the industrial instrumentation ma

获取价格

BD7F200UEFJ-LB (新产品) ROHM This product guarantees long time supply availability in the industrial instrumentation ma

获取价格