参数资料
型号: BD8622EFV-E2
厂商: Rohm Semiconductor
文件页数: 2/18页
文件大小: 0K
描述: IC PWR SUPP 3A W/FET HTSSOP-B20
标准包装: 2,500
应用: 转换器,平面电视
输入电压: 2.7 V ~ 5.5 V
输出数: 1
工作温度: -10°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-VSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-HTSSOP-B
包装: 带卷 (TR)
BD8622EFV
● Electrical characteristics
(Unless otherwise noted Ta=25 ℃ , VIN=3.3V, GND=0V)
Technical Note
Parameter
Symbol
Specification value
MIN TYP MAX
UNIT
Condition
VIN supply current (operating) I Q_active
- 210 350
μ A V FB = 0.83V, V FC = 1V
VIN supply current (standby)
I Q_stby
- 0 1
μ A V EN = 0V
Reference voltage (VREF)
Output rise detection voltage
V REF
V OVP
0.792 0.8 0.808 V
30 60 90 mV Monitoring FB terminal
Output decrease detection voltage V LVP
-90 -60 -30 mV Monitoring FB terminal
Terminal PDET output current
Oscillation frequency
I PDET
f OSC
0.4 - - mA V PDET < 0.3V
500 550 600 kHz R RT = 220k ?
Pch FET ON resistance
UVLO voltage
R PFET
V UVLO
- 75 110 m ?
2.35 2.50 2.65 V
I SW = 1A
SW leak current
I LSW
- 0 1
μ A V EN = 0V, V IN = 5.5V
EN terminal H threshold voltage V ENH
EN terminal L threshold voltage V ENL
1.1 - - V
- - 0.4 V
FC sink current
FC source current
I FCSI
I FCSO
10 20 -
- -20 -10
μ A
μ A
SS/DELAY terminal source current I SSSO
2 4 6
μ A
Terminal PDET pull-up resistor R PDET
100 170 250 k ?
V FB :FB terminal voltage, V EN :EN terminal voltage, V FC :FC terminal voltage, V PDET : PDET terminal voltage
Current capability should not exceed Pd.
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? 2009 ROHM Co., Ltd. All rights reserved.
2/15
2009.05 - Rev.A
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