参数资料
| 型号： | BH6172GU-E2 |
| 厂商： | Rohm Semiconductor |
| 文件页数： | 1/19页 |
| 文件大小： | 0K |
| 描述： | IC PMIC DC/DC 1CH LDO 5CH |
| 标准包装： | 1 |
| 应用： | 手持/移动设备 |
| 电源电压： | 2.2 V ~ 5.5 V |
| 工作温度： | -35°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-VFBGA，24-CSPBGA |
| 供应商设备封装： | 24-VCSP |
| 包装： | 标准包装 |
| 其它名称： | BH6172GU-E2DKR |
CMOS LDO Regulators for Potable Equipments
System Regulator
with High Efficiency DC/DC Converters
BH6172GU
No.11020EAT08
1) 1ch 500mA, high efficiency Step-down Converter. (16 steps adjustable VO by I C)
2) 5-channel CMOS-type LDOs. (16 steps adjustable VO by I C, 150mA × 3, 300mA × 2)
● Descriptions
BH6172GU incorporates 1 DCDC+ 5 Linear LDO regulators. It is integrated in a small 2.6mm×2.6mm size package, with 16
steps adjustable Vo’s for every channel, low voltage output (0.8V~) to support almost any kind of mobile application now
available.
● Features
2
2
3) Power ON/OFF control enabled by I2C interface or external pin
4) I 2 C compatible Interface. (Device address is “1001111”)
5) Wafer Level CSP package(2.6mm × 2.6mm) for space-constrained applications
6) Discharge resistance selectable for power-down sequence ramp speed control
7) Over-current protection in all LDO regulators
8) Over-current protection in Step-down Converter
9) Over-voltage protection in Step-down Converter
10) Thermal shutdown protection
● Applications
Mobile phones, Portable game systems, Portable mp3 players, Portable DVD players, Portable TV, Portable GPS,
PDA, Portable electronic dictionaries, etc.
● Absolute maximum ratings (Ta=25 ℃ )
Parameter
Maximum Supply Voltage (VBAT)
Maximum Supply Voltage (PBAT)
Maximum Supply Voltage (VUSB)
Maximum Supply Voltage (DVDD)
Symbol
VBATMAX
VPBATMAX
VUSBMAX
DVDDMAX
Ratings
6.0
6.0
6.0
4.5
Unit
V
V
V
V
Maximum Input Voltage 1
(LX, FB, OUT1, OUT2, OUT3, OUT4, OUT5,
VINMAX1
VBAT + 0.3
V
EN_LD1, EN_LD2, EN_LD3, EN_LD4)
Maximum Input Voltage 2
(NRST, CLK, DATA)
Power Dissipation
Operating Temperature Range
Storage Temperature Range
VINMAX2
Pd
Topr
Tstg
DVDD + 0.3
900* 1
-35 ～ +85
-55 ～ +125
V
mW
℃
℃
*
This is an allowable loss of the ROHM evaluation glass epoxy board(60mm × 60mm × 16mm).
To use at temperature higher than 25 ℃ , derate 9.0mW per 1 ℃ .
*1 Must not exceed Pd or ASO.
www.rohm.com
? 2011 ROHM Co., Ltd. All rights reserved.
1/16
2011.03 - Rev.A
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