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LM1085IT-ADJ データシート(PDF) 6 Page - Texas Instruments

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部品番号 LM1085IT-ADJ
部品情報  3-A Low Dropout Positive Regulators
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メーカー  TI1 [Texas Instruments]
ホームページ  http://www.ti.com
Logo TI1 - Texas Instruments

LM1085IT-ADJ データシート(HTML) 6 Page - Texas Instruments

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LM1085
SNVS038H – JULY 1999 – REVISED JANUARY 2015
www.ti.com
Electrical Characteristics (continued)
Minimum and Maximum limits are ensured through test, design, or statistical correlation. Typical values represent the most
likely parametric norm at TJ = 25°C, and are provided for reference purposes only.
PARAMETER
TEST CONDITIONS
MIN(1)
TYP(2)
MAX(1)
UNIT
LM1085-ADJ, VIN−VOUT = 5 V, –40°C ≤ TJ ≤ 125°C
3.2
5.5
A
LM1085-ADJ, VIN−VOUT = 25 V, –40°C ≤ TJ ≤ 125°C
0.2
0.5
ILIMIT
Current Limit
LM1085-3.3, VIN = 8.0 V, –40°C ≤ TJ ≤ 125°C
3.2
5.5
A
LM1085-5.0, VIN = 10 V, –40°C ≤ TJ ≤ 125°C
3.2
5.5
A
LM1085-12, VIN = 17 V, –40°C ≤ TJ ≤ 125°C
3.2
5.5
A
Minimum Load
LM1085-ADJ, VIN −VOUT = 25 V, –40°C ≤ TJ ≤ 125°C
5.0
10.0
mA
Current (6)
LM1085-3.3, VIN ≤ 18 V, –40°C ≤ TJ ≤ 125°C
5.0
10.0
mA
IGND
Quiescent Current
LM1085-5.0, VIN ≤ 20 V, –40°C ≤ TJ ≤ 125°C
5.0
10.0
mA
LM1085-12, VIN ≤ 25 V, –40°C ≤ TJ ≤ 125°C
5.0
10.0
mA
Thermal Regulation
TA = 25°C, 30ms Pulse
.004
0.02
%/W
fRIPPLE = 120Hz, COUT = 25µF Tantalum, IOUT = 3A,
LM1085-ADJ, CADJ = 25µF, (VIN−VO) = 3 V, –40°C ≤ TJ
60
75
dB
≤ 125°C
Ripple Rejection
LM1085-3.3, VIN = 6.3 V, –40°C ≤ TJ ≤ 125°C
60
72
dB
LM1085-5.0, VIN = 8.0 V, –40°C ≤ TJ ≤ 125°C
60
68
dB
LM1085-12, VIN = 15 V, –40°C ≤ TJ ≤ 125°C
54
60
dB
LM1085–ADJ
55
IADJ
Adjust Pin Current
µA
LM1085–ADJ, –40°C
≤ TJ ≤ 125°C
120
Adjust Pin Current
LM1085–ADJ, 10mA
≤ IOUT ≤ IFULL LOAD, 1.5 V ≤
ΔIADJ
0.2
5
µA
Change
VIN−VOUT ≤ 25 V, –40°C ≤ TJ ≤ 125°C
Temperature Stability
–40°C
≤ TJ ≤ 125°C
0.5
Long Term Stability
TA= 125°C, 1000 Hrs
0.3
1.0
RMS Output Noise
10Hz
≤ f ≤ 10 kHz
0.003
(% of VOUT)
(6)
The minimum output current required to maintain regulation.
6
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Copyright © 1999–2015, Texas Instruments Incorporated
Product Folder Links: LM1085


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