LD1117/A LINEAR INTEGRATED CIRCUIT
UNISONIC TECHNOLOGIES CO., LTD 9 of 15
www.unisonic.com.tw QW-R102-006.AG
ELECTRICAL CHARACTERISTICS(Cont.)
For LD1117/ A-5.0
PARAMETER SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage VOUT V
IN=7V, IOUT=10mA, TJ=25°C 4.900 5.000 5.100 V
Output Voltage VOUT
VIN=6.5 to 15V
LD1117 : IOUT=0~800mA
LD1117A : IOUT=0~1.0A
4.900 5.000 5.100 V
Line Regulation ΔVOUT V
IN=6.5 to 15V, IOUT=0mA 1 10 mV
Load Regulation ΔVOUT
VIN=6.5V
LD1117 : IOUT=0~800mA
LD1117A : IOUT=0~1000mA
1 15 mV
Temperature stability ΔVOUT 0.5 %
Long Term Stability ΔVOUT 1000 hrs, TJ=125°C 0.3 %
Operating Input Voltage VIN I
OUT=100mA 15 V
Quiescent Current IQ V
IN≤15V 5 10 mA
Current Limit ILIMIT V
IN=10V, TJ=25°C LD1117 800 mA
LD1117A 1000
Output Noise Voltage eN B=10Hz to 10KHz, TJ=25°C 100 μV
Supply Voltage Rejection SVR IOUT=40mA, f=120Hz, TJ=25°C,
VIN=8V, VRIPPLE=1VPP 60 75 dB
Dropout Voltage VD
IOUT=100mA 1.00 1.10
V
IOUT=500mA 1.15 1.25
IOUT=800mA 1.20 1.30
IOUT=1A 1.20 1.30
Thermal Regulation TA=25°C, 30ms Pulse 0.01 0.10 %/W
For LD1117/A-ADJ
PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT
Reference Voltage VREF V
IN-VOUT=2V, IOUT=10mA, TJ=25°C 1.225 1.25 1.275 V
Reference Voltage VREF
VIN-VOUT=1.4 to 10V
LD1117 : IOUT=10~800mA
LD1117A : IOUT=10~1000mA
1.225 1.25 1.275 V
Line Regulation ΔVOUT V
IN-VOUT=1.5 to 13.75V, IOUT=10mA 0.035 0.2 %
Load Regulation ΔVOUT
VIN-VOUT=3V
LD1117 : IOUT=10~800mA
LD1117A : IOUT=10~1000mA
0.1 0.4 %
Temperature stability ΔVOUT 0.50 %
Long Term Stability ΔVOUT 1000 hrs, TJ=125°C 0.3 %
Operating Input Voltage VIN 15 V
Adjustment Pin Current IADJ V
IN≤15V 60 120 μA
Adjustment Pin Current Change ΔIADJ
VIN-VOUT=1.4 to 10V,
LD1117 : IOUT=10 ~ 800mA
LD1117A : IOUT=10 ~ 1000mA
1 5 μA
Minimum Load Current IO(MIN) V
IN=15V 2 5 mA
Current Limit ILIMIT V
IN-VOUT=5V, TJ=25°C LD1117 800 mA
LD1117A 1000
Output Noise (%VO) eN B=10Hz to 10KHz, TJ=25°C 0.003 %
Supply Voltage Rejection SVR IOUT=40mA, f=120Hz, TJ=25°C,
VIN-VOUT=3V, VRIPPLE=1VPP 60 75 dB
Dropout Voltage VD
IOUT=100mA 1.00 1.10
V
IOUT=500mA 1.15 1.25
IOUT=800mA 1.20 1.30
IOUT=1A 1.20 1.30
Thermal Regulation TA=25°C, 30ms Pulse 0.01 0.10 %/W