BL78A05
BL78A05 is Positive voltage regulators manufactured by Belling Proprietary Information.
Features
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- Output current to 1.5 A Output voltage of 5V Thermal overload protection Short circuit protection Output transition SOA protection
2. Description
The BL78A05 of three-terminal positive regulators is available in TO-220 package, making it useful in a wide range of applications. These regulators can provide lacal on-card regulation, eliminating the distribution problems associated with single point regulation. Each type employs internal current limiting, thermal shut-down and safe area protection, making it essentially indestructible. If adequate heat sinking is provided, they can deliver over 1.5 A output current. Although designed primarily as fixed voltage regulators, these devices can be used with external ponents to obtain adjustable voltage and currents Block diagram http://..net/
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Positive voltage regulators
Schematic diagram http://..net/
3.Maximum ratings
Absolute maximum ratings
Symbol VI IO PD TSTG TOP Parameter DC input voltage Output current Power dissipation Storage temperature range Operating junction temperature range BL78A05 V O= 5 V Value 35 Internally limited Internally limited -40 to 125 0 to 125 ° C ° C Unit V
Note:
Absolute maximum ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied.
.belling..cn Belling Proprietary Information. Unauthorized Photocopy and Duplication Prohibited © 2012 Belling All Rights Reserved datasheet pdf
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Positive voltage regulators 4.Electrical characteristics
Electrical characteristics of BL78A05 (refer to the test circuits, T J = -40 to 125° C, V I= 11 V, IO = 500m A, C I= 0.33 µF, CO = 0.1 µF unless otherwise specified)
Symbol VO Parameter Output voltage Test conditions TJ = 25° C IO = 5 m A to 1 A, PO ≤15 W VI = 8 to 20 V Min....