參數資料
型號： XC9503B093AL
廠商： TOREX SEMICONDUCTOR LTD.
英文描述： 2ch Step-down DC/DC Controller ICs
中文描述： 2通道降壓DC / DC控制器芯片
文件頁數： 6/30頁
文件大小： 405K
代理商： XC9503B093AL
Electrical Characteristics
Common Characteristics
PARAMETER
XC9503B095A
Ta=25
O
C
UNITS
VOUT2
Unless otherwise stated, VDD=3.0V, PWM1,2=3.0V, EN1, 2 =3.0V
Output 1 Characteristics
PARAMETER
Step-down Controller
CONDITIONS
Unless otherwise stated, VDD=EN1=PWM1=3.0V, PWM2=EN2=GND, EXT2=OPEN, FB2=OPEN, VIN=5.0V
Output 2 Characteristics
PARAMETER
Step-down Controller
CONDITIONS
Unless otherwise stated, VDD=EN2=PWM2=3.0V, PWM1=EN1=GND, EXT1=OPEN, FB1=OPEN, VIN=5.0V
Notes
1)
2)
Supply Current 1
IDD1
FB1, 2=0V
EN1=3.0V, EN2=0V, FB1=0V
FB1,2 "Low" Current
VFBL
FB1, 2=1.0V
PWM1,2 "Low" Current
FB1,2 "High" Current
IPWML
IFBH
FB1, 2=3.0V, PWM=0V
FB1, 2=3.0V
EN1,2 "Low" Current
PWM1,2 "High" Current
Please be careful not to exceed the breakdown voltage level of the peripheral parts.
EFFI={ [ (Output voltage) x (Output current) ] / [ (Input voltage) x (Input Current) ] } x 100
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
TEST
CIRCUIT
1
-
V
V
7
7
0.20
0.65
-
PWM2 "Low" Voltage
VPWML2
-
-
No Load
No Load
PWM2 "High" Voltage
VPWMH2
22
30
5
EXT2 "Low" ON Resistance
REXTBL2 FB2=0V, EXT2=0.4V
-
28
47
5
EXT2 "High" ON Resistance
REXTBH2 EN2=0, EXT2=VDD-0.4V
-
10.0
20.0
mS
7
Soft-Start Time 2
TSS2
VOUT2
×
0.95V, EN2=0V
→
0.65V
5.0
91
-
%
7
MAXDTY2 Same as IDD1
MINDTY2
Same as IDD2
-
P-ch MOSFET : XP162A12A6P
-
Minimum Operation Voltage
Maximum Duty Ratio 2
Minimum Duty Ratio 2
IOUT2=250mA
Efficiency2 (note 2)
EFFI2
PFM Duty Ratio 2
PFMDTY2 No Load, VPWM2=0V
%
22
30
38
TEST
CIRCUIT
6
1
2
0.900
-
0.918
2.0
-
0
V
V
%
%
7
V
No Load
No Load
4
-
-
V
4
30
-
0.20
PWM1 "High" Voltage
PWM1 "Low" Voltage
VPWMH1
VPWML1
0.65
-
22
5
5
EXT1 "Low" ON Resistance
REXTBL1 FB2=0V, EXT1=0.4V
-
-
28
47
Efficiency1 (note 2)
EXT1 "High" ON Resistance
REXTBH1 EN1=0, EXT1=VDD-0.4V
10.0
20.0
mS
-
EFFI1
4
Soft-Start Time1
TSS1
VOUT1
×
0.95V, EN1=0V
→
0.65V
5.0
PFM Duty Ratio 1
PFMDTY1
22
No Load, VPWM1=0V
IOUT1=250mA
P-ch MOSFET : XP162A12A6P
2
2
-
30
38
%
4
4
Maximum Duty Ratio 1
Minimum Duty Ratio1
MAXDTY1 Same as IDD1
MINDTY1
Same as IDD2
100
-
-0.50
μ
A
2
TYP.
MAX.
-
SYMBOL
-
UNITS
-
-
-
2.0
-
0
1
Minimum Operation Voltage
VINmin1
-
2
-
-
0.50
μ
A
-
-
0.50
-0.50
μ
A
μ
A
-
IPWMH
FB1, 2=3.0V, PWM=3.0V
-
-0.50
μ
A
2
2
2
IENL
EN1,2=0V, FB1,2=3.0V
-
-
-
0.50
μ
A
2
EN1,2 "High" Current
IENH
EN1,2=3.0V
-
-
0.20
V
2
EN1,2 "Low" Voltage
VENL
FB1,2=0V
-
-
-
V
2
EN1,2 "High" Voltage
VENH
FB1,2=0V
0.65
500
575
kHz
2
Switching Frequency
FOSC
Same as IDD1
425
1.0
3.0
μ
A
2
Stand-by Current
ISTB
Same as IDD1, EN1=EN2=0V
-
190
μ
A
FB1=1.0V, FB2=0V
FB1, 2=1.0V
2
-
μ
A
150
EN2=3.0V, EN1=0V, FB2=0V
FB1=0V, FB2=1.0V
Supply Current 1-1
IDD1-1
-
80
Supply Current 2
IDD2
100
2
2
Supply Current 1-2
IDD1-2
-
100
180
μ
A
2
1
-
10.0
170
V
μ
A
Output Voltage Range
(note 1)
Voutset
-
10.0
VIN
≥
2.0V, IOUT1, 2=1mA
0.9
0.9
-
-
-
V
V
90
1
Max. Input Voltage
VIN
10.0
-
10.0
V
Supply Voltage
VDD
2.0
XC9503 Series
2ch. Step-down DC/DC Controller ICs
TEST
CIRCUIT
3
FB1 Voltage
VFB1
VIN=3.0V, IOUT1=10mA
0.882
0.900
0.918
V
V
%
MIN.
91
%
SYMBOL
MIN.
TYP.
MAX.
UNITS
VFB2
VINmin2
FB2 Voltage
2
100
-
-
-
VIN=3.0V, IOUT2=10mA
0.882
6
相關PDF資料
PDF描述
XC9503B093AR 2ch Step-down DC/DC Controller ICs
XC9503B095A 2ch Step-down DC/DC Controller ICs
XC9503B095AL 2ch Step-down DC/DC Controller ICs
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相關代理商/技術參數
參數描述
XC9503B093AR 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:2ch Step-down DC/DC Controller ICs
XC9503B093AR-G 功能描述:IC REG BUCK ADJ 1A DL 10MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝:500 系列:- 類型:切換式電容器（充電泵），反相 輸出類型:固定 輸出數:1 輸出電壓:-3V 輸入電壓:2.3 V ~ 5.5 V PWM 型:Burst Mode? 頻率 - 開關:900kHz 電流 - 輸出:100mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 細型，TSOT-23-6 包裝:帶卷 (TR) 供應商設備封裝:TSOT-23-6 其它名稱:LTC1983ES6-3#TRMTR
XC9503B093ARN 制造商:Torex Semiconductor LTD 功能描述:
XC9503B095A 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:2ch Step-down DC/DC Controller ICs
XC9503B095AL 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:2ch Step-down DC/DC Controller ICs
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