参数资料
型号: BD91361MUV-E2
厂商: Rohm Semiconductor
文件页数: 18/23页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 4A 20VQFN
特色产品: BD91x Series Step-Down Regulators
标准包装: 1
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.8 V ~ 3.3 V
输入电压: 2.7 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 1MHz
电流 - 输出: 4A
同步整流器:
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 20-VFQFN 裸露焊盘
包装: 标准包装
供应商设备封装: 20-VQFN
其它名称: BD91361MUV-E2DKR
BD91361MUV
● Recommended Components Lists on Above Application
Datasheet
Symbol
L
C IN
C O
C ITH
Part
Coil
Ceramic capacitor
Ceramic capacitor
Ceramic capacitor
Value
2.0μH
22μF
22μF
1000pF
Manufacturer
Sumida
Murata
Murata
Murata
Series
CDR6D28MNNP-2R0NC
GRM32EB11A226KE20
GRM31CB30J226KE18
CRM18 Series
R ITH
Cf
Rf
C BST
Resistance
Ceramic capacitor
Resistance
Ceramic capacitor
V OUT =1.2V
1000 pF
10 Ω
0.1μF
6.8k Ω
Rohm
Murata
Rohm
Murata
MCR03 Series
GRM18 Series
MCR03 Series
GRM18 Series
※ The parts list presented above is an example of recommended parts. Although the parts are sound, actual circuit
characteristics should be checked on your application carefully before use. Be sure to allow sufficient margins to
accommodate variations between external devices and this IC when employing the depicted circuit with other circuit
constants modified. Both static and transient characteristics should be considered in establishing these margins. When
switching noise is substantial and may impact the system, a low pass filter should be inserted between the VCC and
PVCC pins, and a schottky barrier diode or snubber established between the SW and PGND pins.
● I/O Equivalence Circuit
? EN pin
? SW pin
PV CC
PV CC
PV CC
EN
SW
? ADJ pin
? ITH pin
V CC
ADJ
ITH
? BST pin
BST
PV CC
PV CC
? VID pin ( VID<0>, VID<1> are the same composition
VID
SW
Fig.40 I/O equivalence circuit
www.rohm.com
?2012 ROHM Co., Ltd. All rights reserved.
TSZ22111 ? 15 ? 001
18/21
TSZ02201-0J3J0AJ00200-1-2
02.MAR.2012 Rev.001
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