参数资料
型号: AT73C224-EK1
厂商: Atmel
文件页数: 59/75页
文件大小: 0K
描述: KIT EVALUATION FOR AT73C224
标准包装: 1
系列: *
主要目的: 电源管理,电源监控器/跟踪器/序列发生器
嵌入式:
已用 IC / 零件: *
主要属性: *
次要属性: *
已供物品:
AT73C224
7.5
BOOST1: Step-up Converter
Table 7-5.
BOOST1 Electrical Characteristics
Symbol
VDD1
Fs
Parameter
Operating Supply Voltage
Converter Frequency
Conditions
Min
2.8
400
Typ
3.6
900
Max
5.25
1400
Unit
V
kHz
I O
Load Current
1
A
7
VO1
Error
I sc
I LIM
η2.8 _3.3_1A
h3.6_5.2_1A
t START
? V O1_5.2V
? V O1_5.2V
? V O1_5.2V
Output Voltage
Output voltage precision
Shutdown Current
Current Limitation
Efficiency at VDD1 = 2.8 V
Efficiency at VDD1 = 3.6 V
Start-up Time
Ripple Voltage
Static Line Regulation
Static Load Regulation
BST_VOLT register (@12) - Step 100 mV
VDD1 < VO1
Iload > 100 mA
BST_CLR register (@10); EN = 0
BST_CFG register (@11)
I O = 1 A, VDD1 = 2.8V, VO1 = 3.3V
I O = 1 A, VDD1 = 3.3V, VO1 = 5.2V
No load
peak-to-peak, I O = 1 A, VO1 = 5.2V
Bandwidth = 20 MHz
VDD1: 2.8 to 4.2V - I O = 1 A - VO1 = 5.2V
VDD1: 3.6V - I O : 100 mA to 900 mA -
VO1 = 5.2V
3.2
-10
0.5
90
85
200
200
200
50
5.2
-10
1
V
%
μA
A
%
%
μs
mV
mV
mV
Note:
1. Before the BOOST is turned on, it is recommended to establish low current limitation (typic: 1 Amp) to avoid current peak on
main supply.
59
6266A–PMAAC–08-Sep-08
相关PDF资料
PDF描述
AT73C239-EK KIT EVAL FOR AT73C239
AT73C240-EK1 KIT EVALUATION FOR AT73C240
AT73C246-EK1 KIT EVALUATION FOR AT73C246
AT85DVK-07 KIT DEV FOR AT85C51SND3
AT85RFD-07 REFERENCE DESIGN FOR AT85C51SND3
相关代理商/技术参数
参数描述
AT73C224-F 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Power Management and Analog Companions (PMAAC)
AT73C224-G 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Power Management and Analog Companions (PMAAC)
AT73C224-H 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Power Management and Analog Companions (PMAAC)
AT73C225J 功能描述:电池管理 Monolithic numeric RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
AT73C237 功能描述:其他电源管理 NGD : MONOLITHIC NUMERIC IC RoHS:否 制造商:Texas Instruments 输出电压范围: 输出电流:4 mA 输入电压范围:3 V to 3.6 V 输入电流: 功率耗散: 工作温度范围:- 40 C to + 110 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-48 封装:Reel