BL1117
ELECTRICAL CHARACTERISTICS continued
+ Tj=25C
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Iout=100mA
Iout=1A
1.23
1.3
1.3
1.5
V
V
A
Vdrop
Dropout Voltage
Ilimit
SVR
Current Limit
Vin-Vout=2V, Tj=25°C
1
f = 120Hz, VIN − VOUT = 3V + 1VPP Ripple
Supply Voltage Rejection
Minimum Load Current
60
dB
Imin
BL1117-ADJ
4
1
1
1
1
1
1
1
6
2
2
2
2
2
2
2
10
5
mA
mA
mA
mA
mA
mA
mA
mA
BL1117-1.2V, Vin =10V
BL1117-1.5V, Vin =11V
BL1117-1.8V, Vin =12V
BL1117-2.5V,Vin =12V
BL1117-3.3V, Vin =12V
BL1117-5.0V, Vin =12V
5
5
Iq
Quiescent Current
5
5
5
BL1117-12.0V, Vin =20V
BL1117-ADJ
5
IAdj
Adjust Pin Current
35
55
120
10
uA
Vin =5V, 10mA≤Iout≤1A
BL1117-ADJ
Ichange
Iadj change
0.2
uA
Vin =5V, 10mA≤Iout≤1A
ΔV/ΔT
Temperature coefficient
±100
20
ppm
SOT-223
Thermal Resistance
TO-252
10
°C/W
°C/W
JC
JA
TO-220
4.5
136
Thermal Resistance
Junction-to-Ambient
(No air flow)
SOT-223 (No heat sink)
TO-252 (No heat sink)
92
Note1: All test are conducted under ambient temperature 25°C and within a short period of time 20ms
Note2: Load current smaller than minimum load current of BL1117-ADJ will lead to unstable or oscillation output.
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