BL78M08 SIRECTIFIER | Alldatasheet

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Technical content

Three-terminal positive voltage regulator BL78M08 W045 www.gmicroelec.com Rev.A 1

FEATURES

z Output current in excess of 0.5A. z No extemal components. z Internal thermal overload protection. z Intermal short circuit current-limiting. z Output transistor sa fe-area compensation.

APPLICATIONS

z Three-terminal positive voltage regulator. TO-252 MAXIMUM RATING operating temperature range applies unless otherwise specified Symbol Parameter Value Units VI Input voltage 35 V PD Power Dissipation 1.25 W RθJA Thermal Resistance Junction-Air 92 ℃/W TOPR Operating junction temperature 0 to 150 ℃ Tstg Storage temperature range -65 to +150 ℃ Pb Lead-free

Three-terminal positive voltage regulator BL78M08 W045 www.gmicroelec.com Rev.A 2

ELECTRICAL CHARACTERISTICS

(VIN=14V,IO=350mA,CIN=0.33μF,CO=0.1μf,unless otherwise specified) Parameter Symbol Test conditions MIN TYP MAX UNIT Output voltage V O IO=350mA,VIN=14V 5mA≤IO≤350mA 10.5V≤VIN≤23V 7.7 7.6 7.6 8.0 8.0 8.0 8.3 8.4 8.4 V Load regulation(Note1) △Regload 5mA≤IO≤500mA 5mA≤IO≤200mA 160 80 mV Line regulation(Note1) △Regline 10.5V≤VIN≤25V,IO=200mA 11V≤VIN≤25V, IO=200mA 100 50 mV Quiescent Current I Q VIN=14V,IO=350mA 4.0 6.0 mA Quiescent Current Change △IQ 5mA≤IO≤350mA 10.5V≤VIN≤25V,IO=200mA 0.5 0.8 mA Output Voltage Driff ΔV/ΔT I O=5mA, TJ=0 to+125℃ -0.5 mV/℃ Output Noise Voltage V N 10Hz≤f≤100KHz 52 μV/VO Ripple Rejection RR f=120Hz,IO=300mA, VI=9V to 19V 56 dB Dropout Voltage V D TA=+25℃,IO=500mA 2.0 V Short Circuit Current I SC VI=35V,TJ=25℃ 300 mA Peak Current I PK TJ=25℃ 700 mA Note:1.Load and line regulation are specified at constant,junction temperature.Change in VO due to Heating effects must be taken into account separately.Pulse testing with low duty is used.

Three-terminal positive voltage regulator BL78M08 W045 www.gmicroelec.com Rev.A 3 PACKAGE OUTLINE Plastic surface mounted package TO-252 SOLDERING FOOTPRINT Unit:mm TO-252 A 4.95 5.59 B 5.40 6.63 C 6.05 7.10 D 2.20 2.40 E 0.40 0.61 F 8.80 10.60 G 5.35 Typ. H 1.98 2.59 I 0.50 0.90 J 0.50 1.20 K 0.45 0.89 All Dimensions in mm 6.40 6.802.70 1.80 1.50 2.30 2.30 A C B D G H K F I J E

Three-terminal positive voltage regulator BL78M08 W045 www.gmicroelec.com Rev.A 4

PACKAGE INFORMATION

2500PCS/Tape&Reel