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BD9892K-E2 PDF预览

BD9892K-E2

更新时间: 2024-02-05 20:26:32
品牌 Logo 应用领域
罗姆 - ROHM /
页数 文件大小 规格书
5页 163K
描述
Analog Circuit, PQFP44,

BD9892K-E2 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active包装说明:QFP, QFP44,.57SQ,32
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:5.58控制模式:VOLTAGE-MODE
JESD-30 代码:S-PQFP-G44JESD-609代码:e3
湿度敏感等级:1端子数量:44
最高工作温度:90 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:QFP
封装等效代码:QFP44,.57SQ,32封装形状:SQUARE
封装形式:FLATPACK峰值回流温度(摄氏度):225
认证状态:Not Qualified子类别:Switching Regulator or Controllers
表面贴装:YES最大切换频率:150 kHz
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:0.8 mm
端子位置:QUAD处于峰值回流温度下的最长时间:NOT SPECIFIED
Base Number Matches:1

BD9892K-E2 数据手册

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〇Package Dimensions  
〇Pin Description  
Pin No.  
PinName  
Function  
Device Mark  
1
COMP_A  
Over voltage detect for 1ch,2ch  
2
3
4
5
6
7
NA1  
NB1  
FET driver for 1ch  
FET driver for 1ch  
Ground for FET drivers  
FET driver for 2ch  
FET driver for 2ch  
Stand-by switch  
BD9892K  
PGND_A  
NB2  
NA2  
STB  
8
VCC_A  
Supply voltage input  
Reference voltage input for IS error  
amplifier  
9
VREF  
10  
11  
FAIL  
PH  
Protect clock output  
Shift control input  
Lot No.  
12  
13  
REG  
Internal regulator output  
DUTY  
Control PWM mode and BURST mode  
External resistor from BRT to GND for  
adjusting the BURST triangle oscillator  
External capacitor from BCT to GND for  
adjusting the BURST triangle oscillator  
for 3ch,4ch  
14  
BRT  
15  
BCT_B  
QFP44 (unit:mm)  
External capacitor from BCT to GND for  
adjusting the BURST triangle oscillator  
for 1ch,2ch  
16  
BCT_A  
17  
18  
GND  
CT  
GROUND  
External capacitor from CT to GND for  
adjusting the triangle oscillator  
External resistor from RT to GND for  
adjusting the triangle oscillator  
External resistor from SRT to RT for  
adjusting the triangle oscillator  
External capacitor from CP to GND for  
Timer Latch for 1ch,2ch  
19  
20  
21  
22  
RT  
〇Block Diagram  
SRT  
VCC_A VCC_B REG VREF  
CT  
RT  
BRT BCT_A  
BCT_B  
DUTY  
PH  
CP_A  
CP_B  
OSC  
BLOCK  
BOSC  
BLOCK  
DUTY  
BLOCK  
REG  
BLOCK  
External capacitor from CP to GND for  
Timer Latch for 3ch,4ch  
STB  
BLOCK  
SYSTEMꢀON/OFF  
STB  
External capacitor from SSto GND for Soft  
Start Control 1ch,2ch  
23  
24  
SS_A  
SS_B  
UVLO  
BLOCK  
VCC  
SS_A  
SS_B  
UVLO  
External capacitor from SSto GND for Soft  
Start Control 3ch,4ch  
FB1  
VCC_A  
25  
26  
27  
28  
29  
30  
31  
32  
33  
VCC_B  
UVLO  
NA4  
Supply voltage input  
NA1  
NB1  
IS1  
F/B  
LOGIC  
OUTPUT  
BLOCK①  
PWM  
SS_A  
CT  
BLOCK①  
External Under Voltage Lock OUT  
FET driver for 4ch  
BLOCK①  
BLOCK①  
VS1  
NB4  
FET driver for 4ch  
FB2  
VCC_A  
NA2  
NB2  
PGND_B  
NB3  
Ground for FET drivers  
OUTPUT  
BLOCK②  
IS2  
F/B  
PWM  
BLOCK②  
LOGIC  
SS_A  
CT  
BLOCK②  
BLOCK②  
FET driver for 3ch  
VS2  
NA3  
FET driver for 3ch  
PGND_A  
COMP_B  
VS4  
Over voltage detect for 3ch,4ch  
Error amplifier input④  
FB3  
VCC_B  
IS3  
NA3  
NB3  
PWM  
BLOCK③  
LOGIC  
BLOCK③  
OUTPUT  
BLOCK③  
F/B  
BLOCK③  
SS_B  
CT  
VS3  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
IS4  
FB4  
VS3  
IS3  
FB3  
FB2  
IS2  
VS2  
FB1  
IS1  
VS1  
Error amplifier input④  
Error amplifier output④  
Error amplifier input③  
Error amplifier input③  
Error amplifier output③  
Error amplifier output②  
Error amplifier input②  
Error amplifier input②  
Error amplifier output①  
Error amplifier input①  
Error amplifier input①  
FB4  
VCC_B  
IS4  
NA4  
NB4  
OUTPUT  
BLOCK④  
F/B  
PWM  
BLOCK④  
LOGIC  
BLOCK④  
SS_B  
CT  
VS4  
BLOCK④  
PGND_B  
GND  
PROTECT  
BLOCK  
FAIL  
COMP_A  
COMP_B  
CP_A  
CP_B  
SRT  
REV. B  

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