us1260 ETC-unknow, us1260 Datasheet - Page 7

• Manufacturer Part Number: us1260
• Description: Dual Dropout Positive Adjustable Regulator
• Manufacturer: ETC-unknow

TYPICAL APPLICATION
TYPICAL APPLICATION
PENTIUM
Rev. 1.9
3/22/99
Figure 4 - Typical application of US1260 in the Pentium
Notes: Pentium
Ref Desig
U1
C1,C3
C2
C4
C5
R1
R2,R4
R3
R5
HS1
1260app7-1.0
APPLICATION
is trade mark of Intel Corp.
Description
Dual LDO Regulator
Capacitor
Capacitor
Capacitor
Capacitor
Resistor
Resistor
Resistor
Resistor
Heat Sink
US1260
3.3V
U1
5V
termination while 2.5V supplies the clock chip.
6030B
Use 1" Square Copper Pad area if Iout2<1.7A & Iout1<0.2A
For Iout2<3A & Iout1<0.5A Use US1260CT and Thermalloy
Vout1
Vout2
Vfb2
Vfb1
Vctrl
Gnd
Vin
Qty
1
2
1
1
1
1
2
1
1
C1
7
6
5
4
3
2
1
Part #
US1260CM
Elect,680uF,EEUFA1A681L
Elect,220uF,6.3V,ECAOJFQ221
Ceramic, 0.1 uF, SMT , 0805
Elect,100uF,6.3V,ECAOJFQ101
11 k , 1%, SMT , 0805
10.2 k
2.55 k
3
, 5%, SMT , 0805
R5
, 1%, SMT , 0805
, 1%, SMT , 0805
C4
design with the 1.5V output providing for GTL+
C5
R1
R2
R3
R4
Manuf
Unisem
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
C2
C3
2.5V / 1A
1.5V / 6A
US1260
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