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Details, datasheet, quote on part number:UTCLM317L
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| Part: | UTCLM317L |
| Category: | Power Management => Regulators => Voltage Regulators |
| Description: | Description = 0.1A Positive Adjustable Voltage Regulator ;; Package = TO-92, SOP-8 ;; |
| Company: | Unisonic Technologies |
| Datasheet: | Download UTCLM317L datasheet File size : 49 kB |
| Request For quote: | Find where to buy UTCLM317L
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Datasheet text preview:
U T C LM317L LINEAR INTEGRATED CIRCUIT
LOW CURRENT 1.25V TO 37V ADJUSTABLE VOLTAGE REGULATOR
DESCRIPTION
The UTC LM317L is a monolithic integrated circuit, designed for use as positive adjustable voltage regulator. It is designed to supply until 100mA of load current with an output voltage adjustable over a 1.25V to 37V range.
1
SOP-8
FEATURES
*Output voltage range: 1.25V to 37V *Output current in excess of 100mA *Line regulation typ. 0.01% *Load regulation typ. 0.1% *Thermal overload protection *Short circuit protection *Output transistor safe area compensation *Floating operation for high voltage applications
TO-92
PIN CONFIGURATIONS
VIN
1 2 3
1
8
NC VOUT
VOUT
2
7
VOUT ADJUST OUT IN
3
4
UTC LM317L
6
VOUT
ADJ TO-92 Plastic Package Bottom View
5
NC
SOP-8 PACKAGE
ABSOLUTE MAXIMUM RATING
PARAMETER
Input-Output Differential Voltage Power Dissipation Operating Junction Temperature Range Storage Temperature Range
SYMBOL
Vi-Vo Pd Topr Tstr
VALUE
40 Internally Limited 0~125 -55 ~ 150
UNIT
V °C °C
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R101-008,A
U T C LM317L LINEAR INTEGRATED CIRCUIT
SCHEMATIC DIAGRAM
INPUT R1 R2 R3 R4 Q10 Q1 Q2 R6 Q4 R7 Q8 R8 Q13 Q15 Q17 Q9 Q6 Q7 D1 R14 Q3 Q5 R10 R11 R12 R9 R13 R26 OUTPUT ADJUST R25 Q11 Q12 C2 R15 R24 C1 Q21 R20 Q14 Q16 Q19 R21 C3 R22 D3 R19 Q25 Q18 Q20 R16 R17 R18 R23 R5 Q22 D2
Q26
TEST CIRCUIT
Vi
3
LM317L 1
2 R1
Vo
Vref
Cin 0.1µF Iadj R2
Cout 1µF
UTC
UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R101-008,A
U T C LM317L LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Vi-Vo=5V, Io=40mA, 0<=Tj<=125°C, unless otherwise specified)
PARAMETER
Line Regulation
SYMBOL
Vo
TEST CONDITIONS
Vi-Vo=3~40V I L=5V Io=5~100mA Tj=25°C
MIN
TYP
0.01 0.02 5 20 0.1 0.3 50 0.2
MAX
0. 04 0.07 25 70 0.5 1.5 100 5 1.3
UNIT
%/V %/V mV mV % % µA µA V % mA mA % dB dB
Load Regulation
Vo
Tj=25°C
Tj=25°C
Adjustment Pin Current Adjustment Pin Current Reference Voltage Output Voltage Temperature Stability Minimum Load Current Maximum Output Current Output Noise Voltage (Percentance of Vo) Supply Voltage Rejection(*)
I ADJ I A D J VREF Vo/Vo Io(min) Io(max) eN SVR
Vi-Vo=3~40V Io=5~100mA, Pd< 625 mW Vi-Vo=3~40V Io=5~100 mA , Pd< 625 mW Vi-Vo=40V Vi-Vo=3~13V Vi-Vo=40V B=10Hz~10KHz Tj=25°C Tj=25°C CADJ=0 f=120Hz CADJ=10µF
1.2
1.25 0.7 3.5 200 50 0.003 65
5
100
66
80
(*) CADJ is connected between Adjust pin and Ground.
I0 (mA) 300
CURRENT LIMIT Tj=25¢XC
I0 (mA) 3.0 2.5
MINIMUM OPERATING CURRENT Tj=25¢XC
200
2.0 1.5
100
1.0 0.5
0
10
20
30
VIN-VOUT (V)
0
10
20
30
VIN-VOUT (V)
UTC
UNISONIC TECHNOLOGIES CO., LTD.
3
QW-R101-008,A
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