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PDF YD1117 Data sheet ( Hoja de datos )
| Número de pieza | YD1117 | |
| Descripción | LOW DROP FIXED AND ADJUSTABLE POSITIVE VOLTAGE REGULATORS | |
| Fabricantes | Wuxi Youda electronics | |
| Logotipo |  |
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YOUDA INTEGRATED CIRCUIT
YD1117
LOW DROP FIXED AND ADJUSTABLE
POSITIVE VOLTAGE REGULATORS—YD1117
DESCRIPTION
The YD1117 is a LOW DROP Voltage Regulator able to provide up to 800mA of Output Current, available
even in adjustable version(Vref=1.25V).
FEATURES
*Low dropout voltage (1V typ)
*2.85V Device performances are suitable for scsi-2 active termination
*Output current up to 800mA
*Fixed output voltage of :2.5V, 2.85V, 3.0V, 3.3V, 5.0V
*Adjustable version availability (Vref=1.25V)
*Internal current and thermal limit
*Available in ±1%(at 25℃)and 2% in all temperature range
*Supply voltage rejection : 75dB(TYP)
BLOCK DIAGRAM
VOLTAGE
GENERATOR
CURRENT
GENERATOR
+
-
3
THERMAL
COMPENSATION
THERMAL
PROTECTION
↓
2
1
WuXi YouDa Electronics Co., Ltd
Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
Tel: 86-510-85205117 86-510-85205106 Fax: 86-510-85205110 Website: www.e-youda.com
SHENZHEN OFFICE Tel： 86-755-83740369
Fax： 86-755-83741418
Ver 5.0
1 of 6
2006-7-10
1 page  
www.DataSheet4U.com
YOUDA INTEGRATED CIRCUIT
YD1117
ELECTRICAL CHARACTERISTICS FOR YD1117(ADJUSTABLE)
(refer to the test circuits, Tj=0 to 125℃, Co=10μF Unless otherwise specified)
PARAMETER
Reference Voltage
SYMBOL
TEST CONDITIONS
MIN
Vref Vin-Vo=2V, b=10mA, Tj=25℃ 1.238
Reference Voltage
Vref
Io=10 to 800mA,
Vin-Vo=1.4 to 10V
1.225
Line Regulation
△Vo
Vin-Vo=1.5 to 13.75V,
Io=10mA
Load Regulation
Temperature Stability
Long Term Stability
△Vo
△Vo
△Vo
Vin-Vo=3V, Io=10 to 800mA
1000hrs Tj=125℃
Operating Input Voltage
Adjustment Pin Current
Vin
Iadj
Vin≤15V
Adjustment Pin Current
Change
△Iadj
Vin-Vo=1.4to10V,
Io=10 to 800mA
Minimum Load Current
Output Current
Io(min)
Io
Vin=15V
Vin-Vo=5V, Tj=25℃
800
Output Noise Voltage
Supply Voltage Rejection
eN
SVR
B=10Hz to 10KHz, Tj=25℃
Io=40mA, f=120Hz, Tj=25℃
Vin-Vo=3V, Vripple=1Vpp
60
Io=100mA
Dropout Voltage
Vd
Io=500mA
Io=800mA
Thermal Regulation
Tamb=25℃ 30ms Pulse
TYP
1.25
0.035
0.1
0.5
0.3
60
1
2
950
0.003
75
1
1.05
1.10
0.01
MAX
1.262
1.275
0.2
0.4
15
120
5
5
1200
1.1
1.15
1.2
0.1
UNIT
V
V
%
%
%
%
V
μV
μV
mA
mA
%
dB
V
V
V
%/W
APPLICATION CIRCUIT
WuXi YouDa Electronics Co., Ltd
5 of 6
Website: www.e-youda.com
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet YD1117.PDF ] | |
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