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参数资料
| 型号： | AT1382A |
| 英文描述： | AT1382A - 4-Channel 1.5V Low voltage Step-Up/SEPIC DC/DC Converter |
| 中文描述： | AT1382A - 4通道1.5V的低电压Step-Up/SEPIC直流/直流转换器 |
| 文件页数： | 21/25页 |
| 文件大小： | 634K |
| 代理商： | AT1382A |
AT1382A
Preliminary Product Information
4-Channel DC-DC Converter for DSC
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
WWW: http://www.aimtron.com.tw
Fax: 886-3-563-0879
Email: service@aimtron.com.tw
5
Electrical Characteristics
(Ta=25℃, VCC=PVCC=5V)
Measure result
Parameter
Symbol
Condition
Min. Typ. Max.
Unit
Reference voltage block [REF]
Reference voltage
V
REF
0.88
0.90
0.92
V
Output voltage temperature
stability
△
V
REF
/V
REF
Ta = -30℃ to 85℃
-0.5
-
%
Input stability
Line
VCC=1.8V to 7V
-10
-
10
mV
Load stability
Load
VREF=0mA to –1mA
-10
-
10
mV
Shout circuit output current
I
OSC
VREF=0.7V
-20
-5
-1
mA
Under voltage lockout block [U.V.L.O]
Threshold voltage(CH1~CH3)
V
TH
1.5
1.6
1.7
V
Hysteresis width(CH1~CH3)
V
H
-0.2
-
V
Reset voltage(CH1~CH3)
V
RST
1.6
1.7
1.8
V
CH4 Pre-OSC change to Main-
OSC threshold
V
TH2
-1.7
-
V
Soft start block [CS]
Input standby voltage
V
STB
-50
100
mV
Charge current
I
CS
-6.0
-5.0
-4.0
μ
A
Short circuit detection block [SCP]
Threshold voltage
V
TH
0.65
0.70
0.75
V
Input standby voltage
V
STB
-50
100
mV
Input latch voltage
V
I
-50
100
mV
Input source current
I
CSCP
-1.4
-1.0
-0.6
μ
A
Triangular wave oscillator block [OSC]
Oscillator frequency
f
OSC
CT=100pF, RT=20kΩ
450
500
550
kHz
Frequency stability for voltage
△f
/fdv
VCC=1.8V to 7V
-
1
10
%
Frequency stability for
temperature
△f
/fdt
Ta=-30℃ to 85℃
-1-
%
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| AT1382AF | 制造商:AIMTRON 制造商全称:AIMTRON 功能描述:4-Channel DC-DC Converter for DSC |
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