参数资料
型号: ADP1048ARQZ-R7
厂商: Analog Devices Inc
文件页数: 82/84页
文件大小: 0K
描述: IC DGTL PFC CTRLR 24QSOP
标准包装: 1
模式: 平均电流
频率 - 开关: 30kHz ~ 400kHz
电源电压: 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-SSOP(0.154",3.90mm 宽)
供应商设备封装: 24-QSOP
包装: 标准包装
其它名称: ADP1048ARQZ-R7DKR
ADP1047/ADP1048
Table 164. Register 0xFE99—Debug Flag 3
Data Sheet
Bits
7
6
5
4
Bit Name
VIN_OV_FAULT
VCORE_OV
PIN_OP_WARN
AC_PERIOD
R/W
R
R
R
R
Description
1 = input voltage on VAC is larger than the value in VIN_OV_FAULT_LIMIT (Register 0x55).
1 = an overvoltage condition is present on the VCORE rail.
1 = input overpower warning.
1 = controller is not able to detect the ac line period; the maximum value of the period is used
and this flag is set.
3
IIN_OC_WARN
R
1 = input current measured on the CS ADC is larger than the value in IIN_OC_WARN_LIMIT
(Register 0x5D).
2
IIN_OC_FAULT
R
1 = input current measured on the CS ADC is larger than the value in IIN_OC_FAULT_LIMIT
(Register 0x5B).
1
0
FAST_OCP
INPUT
R
R
1 = the threshold set for the comparator on the ILIM pin has been crossed.
1 = input voltage, input current, or input power fault or warning.
Table 165. Register 0xFE9A—Debug Flag 4
Bits
7
6
5
4
3
2
1
Bit Name
OLP
FAST_OVP
VOUT_UV_FAULT
VOUT_UV_WARN
VOUT_OV_WARN
VOUT_OV_FAULT
VOUT_OV
R/W
R
R
R
R
R
R
R
Description
1 = one of the two voltage dividers is probably disconnected or malfunctioning.
1 = the threshold set for the comparator on the OVP pin has been crossed.
1 = output voltage is below the VOUT_UV_FAULT_LIMIT (Register 0x44).
1 = output voltage is below the VOUT_UV_WARN_LIMIT (Register 0x43).
1 = output voltage is above the VOUT_OV_WARN_LIMIT (Register 0x42).
1 = output voltage is above the VOUT_OV_FAULT_LIMIT (Register 0x40).
General output overvoltage fault: this flag is a combination (OR) of any output overvoltage flag
(Register 0x7A, Bit 7 and Register 0xFE80, Bit 4 (FAST_OVP)).
0
VOUT
R
1 = any fault on output voltage (overvoltage, undervoltage, fast OVP, or accurate OVP).
Table 166. Register 0xFE9B—Debug Flag 5
Bits
[7:3]
2
1
0
Bit Name
RSVD
LOW_POWER
VDD_3.3V_UV
INRUSH
R/W
R
R
R
R
Description
Reserved.
1 = input power has dropped below the threshold for low power mode operation.
1 = an undervoltage condition is present on the VDD rail.
1 = INRUSH control relay is off.
Rev. 0 | Page 82 of 84
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