参数资料
型号: BD9306AFVM-TR
厂商: Rohm Semiconductor
文件页数: 1/15页
文件大小: 0K
描述: IC REG CTRLR BST PWM 8-MSOP
标准包装: 1
PWM 型: 控制器
输出数: 1
频率 - 最大: 800kHz
占空比: 83%
电源电压: 4.2 V ~ 18 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 8-VSSOP,8-MSOP(0.110",2.80mm 宽)
包装: 标准包装
其它名称: BD9306AFVM-DKR
BD9306AFVM-DKR-ND
BD9306AFVMDKR
Large Current External FET Controller Type Switching Regulators
Single-output Step-up,High-efficiency
Switching Regulator(Controller Type)
BD9306AFVM
Single-output Step-up,High-efficiency
Switching Regulator(Controller Type)
BD9305AFVM
No.09028EAT04
? Description
BD9305AFVM / BD9306AFVM are 1-channel DC/DC converter controllers. Step-down DC/DC converter can be configured
by BD9305AFVM, and Step-up DC/DC converter can be configured by BD9306AFVM. In addition, the master slave function,
which is that the synchronization is possible at the time of multi-connection, is mounted.
? Features
1) 1ch PWM Control DC/DC Converter Controller
2) Input Voltage Range:4.2 to 18V
3) Feed Back Voltage:1.25 ± 1.6%
4) Oscillating Frequency Variable:100 to 800kHz
5) Built-in Soft Start Function
6) Standby Current of 0 ? A (Typ.)
7) Built-in Master / Slave Function
8) Protection Circuit : Under Voltage Lockout Protection Circuit
Thermal Shutdown Circuit
Short Protection Circuit of Timer Latch type
9) MSOP8 Package
? Applications
? TV, Power Supply for the TFT-LCD Panels used for LCD TVs, Back Lights
? DSC, DVC, Printer, DVD ,DVD Recorder, Generally Consumer Equipments etc.
? Absolute maximum ratings (Ta = 25°C)
Parameter
Power supply voltage**
Power dissipation
Operating temperature range
Storage temperature range
Maximum junction temperature
Symbol
Vcc
Pd
Topr
Tstg
Tjmax
Limit
20
588*
-40 to +85
-55 to +150
150
Unit
V
mW
* Reduced by 4.7 mW/°C over 25°C, when mounted on a glass epoxy 4-layer board (70 mm ? 70 mm ? 1.6 mm)
** Must not exceed Pd.
? Recommended Operating Ranges (Ta=-40 ℃ to +85 ℃ )
Parameter
Power supply voltage
Control Voltage
Timing Capacity
Timing Resistance
Oscillating frequency
Symbol
Vcc
V ENB
CT
RT
Fosc
Min
4.2
100
5
100
Limit
Typ
12
Max
18
Vcc
1000
50
800
Unit
V
V
pF
k Ω
kHz
www.rohm.com
? 2009 ROHM Co., Ltd. All rights reserved.
1/14
2009.05 - Rev.A
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