参数资料
型号: MAX8952EWE+T
厂商: Maxim Integrated Products
文件页数: 21/31页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 2.5A 16WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.77 V ~ 1.4 V
输入电压: 2.5 V ~ 5.5 V
频率 - 开关: 3.25MHz
电流 - 输出: 2.5A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-UFBGA,WLCSP
包装: 带卷 (TR)
供应商设备封装: 16-WLP(2x2)
MAX8952
2.5A Step-Down Regulator
with Remote Sense in 2mm x 2mm WLP
Table 2. I 2 C Register Map
POINTER
REGISTER
POR
BIT7
BIT6
BIT5
BIT4
BIT3
BIT2
BIT1
BIT0
0x00
0x01
0x02
0x03
MODE0
MODE1
MODE2
MODE3
0x3F
0x17
0x3F
0x21
OPER
MODE
OPER
MODE
OPER
MODE
OPER
MODE
SYNC
MODE
SYNC
MODE
SYNC
MODE
SYNC
MODE
VOUT MODE0[5:0]
VOUT MODE1[5:0]
VOUT MODE2[5:0]
VOUT MODE3[5:0]
0x04
CONTROL
0xE0
EN_PD
VID0_PD
VID1_PD
0x05
SYNC
0x00
SYNC[1:0]
0x06
RAMP
0x01
RAMP[2:0]
FORCE_HYS FORCE_OSC
RAMP_DOWN
0x08
0x09
CHIP_ID1
CHIP_ID2
0x20
0x1A
DIE TYPE[7:4]
DASH[3:0]
DIE TYPE[3:0]
MASK REV[3:0]
Table 3. I 2 C Register: MODE0
This register contains output voltage and operation mode control for MODE0, VID0 = GND, VID1 = GND.
Address
Reset Value
Type
Special Features
REGISTER NAME
MODE0
0x00h
0x3Fh
Read/write
Reset upon V DD or IN_ UVLO
BIT
NAME
DESCRIPTION
DEFAULT
VALUE
DC-DC Step-Down Converter Operation Mode for MODE0
B7 (MSB)
FPWM_EN0
0 = DC-DC converter automatically changes between hysteretic mode for
light load conditions and PWM mode for medium to heavy load conditions.
0
1 = DC-DC converter operates in forced-PWM mode.
Disable/Enable Synchronization to External Clock
B6
SYNC_MODE0
0 = DC-DC converter ignores the external SYNC input regardless of
operation mode.
0
1 = DC-DC converter synchronizes to external SYNC input when available.
B5
B4
Output Voltage Selection for MODE0
000000 = 0.77V
000001 = 0.78V
B3
B2
OUT_ MODE0[5:0]
110011 = 1.28V
110100 = 1.29V
111111
(1.4V)
B1
B0 (LSB)
Maxim Integrated
110101 = 1.30V
111110 = 1.39V
111111 = 1.40V
21
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