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HM1308 数据表(PDF) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

部件名 HM1308
功能描述  PWM control DC-DC boost controller
Download  6 Pages
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制造商  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
网页  http://www.hmsemi.com/
标志 HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM1308 数据表(HTML) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

  HM1308 Datasheet HTML 1Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM1308 Datasheet HTML 2Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM1308 Datasheet HTML 3Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM1308 Datasheet HTML 4Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM1308 Datasheet HTML 5Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM1308 Datasheet HTML 6Page - Shenzhen Huazhimei Semiconductor Co., Ltd  
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■ 电学特性参数
(Ta=25°C 除非特殊指定)
项目
符号
条件
最小值
典型值
最大值
单位
测试电路
FB 控制电压
VFB
-
1.205
1.23
1.255
V
1
输出电压
VOUT
-
VIN
-
22
LX 端电压
VLX
-
-
22
工作电压
VIN
2.5
-
6
待机电流
ISTB
VCE=0V、VLX=5V
1
µA
3
消耗电流
1
IDD1
650
µA
2
消耗电流
2
IDD2
VIN=VLX、VFB=0.4V
90
3
振荡频率
FOSC
0.8
1.0
1.2
MHz
2
最大占空比
MAXDTY
VCONT=0.4V
75
%
2
效率
EFFI
VIN=3.6V;RLED=20Ω
88
1
电流限制
ILIM
VIN=3.6
300
mA
4
LX 导通电阻
VIN=3.6V、VLX=0.4V
2.0
Ω
2
LX 端漏电
ILXL
0
1
µA
3
CE 端高电压
VCEH
0.65
V
2
CE 端低电压
VCEL
0.2
V
2
CE 高电流
ICEH
IDD2
0.1
µA
3
CE 低电流
ICEL
ISTB
-0.1
µA
3
FB 高电流
ICEH
IDD2
0.1
µA
3
FB 低电流
ICEL
ISTB
-0.1
µA
3
HM1308


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