LT1521CS8-3.3#PBF Linear Technology, LT1521CS8-3.3#PBF Datasheet - Page 15
![IC LDO REG W/SHTDWN 3.3V 8-SOIC](/photos/12/61/126169/lt1521cs8-3_3_pbf_sml.jpg)
LT1521CS8-3.3#PBF
Manufacturer Part Number
LT1521CS8-3.3#PBF
Description
IC LDO REG W/SHTDWN 3.3V 8-SOIC
Manufacturer
Linear Technology
Datasheet
1.LT1521CST-5PBF.pdf
(16 pages)
Specifications of LT1521CS8-3.3#PBF
Regulator Topology
Positive Fixed
Voltage - Output
3.3V
Voltage - Input
4.3 ~ 20 V
Voltage - Dropout (typical)
0.5V @ 300mA
Number Of Regulators
1
Current - Output
300mA
Current - Limit (min)
320mA
Operating Temperature
0°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Primary Input Voltage
20V
Output Voltage Fixed
3.3V
Dropout Voltage Vdo
500mV
No. Of Pins
8
Output Current
300mA
Voltage Regulator Case Style
SOIC
Operating Temperature Range
0°C To +125°C
Rohs Compliant
Yes
Voltage Regulator Type
Linear
Topology
LDO
Regulator Output Type
Fixed
Polarity Type
Positive
Number Of Outputs
Single
Input Voltage (min)
-20V
Input Voltage (max)
20V
Output Voltage
3.3V
Package Type
SOIC N
Load Regulation
-30mV
Line Regulation
20mV
Operating Temp Range
0C to 125C
Operating Temperature Classification
Commercial
Dropout Voltage@current (max)
0.17@1mA/0.6@300mA
Dropout Voltage@current (typ)
0.13@1mA/0.5@300mA
Pin Count
8
Mounting
Surface Mount
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
PACKAGE
0.264 – 0.287
(6.70 – 7.30)
0.130 – 0.146
(3.30 – 3.71)
DESCRIPTION
(1.80)
0.071
MAX
0.0905
(2.30)
NOM
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
0.248 – 0.264
0.114 – 0.124
(6.30 – 6.71)
(2.90 – 3.15)
0.024 – 0.033
(0.60 – 0.84)
U
(4.60)
0.181
NOM
(Reference LTC DWG # 05-08-1630)
3-Lead Plastic SOT-223
ST Package
0.033 – 0.041
(0.84 – 1.04)
(0.31)
0.012
MIN
MAX
10
10 – 16
(0.0203 – 0.1016)
0.0008 – 0.0040
LT1521-3.3/LT1521-5
LT1521/LT1521-3
10 – 16
ST3 (SOT-233) 1298
0.010 – 0.014
(0.25 – 0.36)
15
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