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 ST 78L05U
3-Terminal Positive Voltage Regulator
Absolute Maximum Ratings (Ta = 25 OC) Parameter Input Voltage Power Dissipation Operating Temperature Storage Temperature Range
1)
Symbol VI Ptot Topr Ts
Rating 30 800
1)
Unit V mW
O
- 20 to + 120 - 55 to +150
C C
O
15 mm X 25 mm X 0.7 mm alumina ceramic board, Ta 25 OC
Electrical Characteristics (Ta = 25 OC) (Unless otherwise specified, 0 OC TJ 125 OC, VI = 10 V, IO = 40 mA, CI = 0.33 F, CO = 0.1 F) Parameter Output Voltage Symbol Tj = 25 OC VO 7 V VI 20 V, 1 mA IO 40 mA VI = 10 V, 1 mA IO 70 mA Line Regulation Load Regulation Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection Dropout Voltage Regline Regload IQ IQ VN RR VDrop 7 V VI 20 V, Tj = 25 C
O
Test Condition
Min. 4.8 4.75 4.75 41 O
Typ. 5 40 1.7
Max. 5.2 5.25 5.25 150 100 60 30 5.5 1.5 0.1 -
Unit V V V mV mV mA mA V dB V
8 V VI 20 V, Tj = 25 C
O
1 mA IO 100 mA, Tj = 25 OC 1 mA IO 40 mA, Tj = 25 C Tj = 25 OC 8 V VI 20 V 1 mA IO 40 mA 10 Hz f 100 KHz, Tj = 25 OC f = 120 Hz, 8 V VI 18 V, Tj = 25 OC Tj = 25 C
Vi
3 78L05U
1
Vo
C1 0.33 F
2
C2 0.1 F
SEMTECH ELECTRONICS LTD.
(R)
(Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 21/06/2006
ST 78L05U
SOT-89 PACKAGE OUTLINE
SEMTECH ELECTRONICS LTD.
(R)
(Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 21/06/2006


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