FAN8705 데이터 시트보기 (PDF) - Fairchild Semiconductor
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FAN8705 Datasheet PDF : 24 Pages
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Absolute Maximum Ratings (Ta = 25°C)
Parameter
Symbol
Value
Unit
Maximum power supply voltage
Thermal resistance
VDDMAX,VMMAX
Rja
5.5
100/52
V
oC/W
Maximum power dissipation
PDMAX
1.25/2.4
W
Maximum output voltage
Maximum output current
Operating temperature
Storage temperature
VOMAX
IOMAX
TOPR
TSTG
6.5
V
0.8
A
−25 ~ 85
°C
−55 ~ 150
°C
note
1. Should not exceed PD or ASO value.
2. Refer: EIA/JESD 51-2 & EIA/JESD 51-3 & EIA/JESD 51-5 & EIA/JESD 51-7
3. Case 1: Single layer PCB with 1 signal plane only, PCB size 76mm × 114mm × 1.6mm.
4. Case 2: Multi layer PCB with 1 signal, 1 power and 1 ground planes, PCB size 76mm × 114mm × 1.6mm, Cu plane
sizes for power and ground 74mm × 74mm × 0.035mm.
Case 1
Case 2
Remark
Power
plane(Cu)
Pd is mea-
sured base
on the JE-
DEC/
STD(JESD
51-2)
GND
plane(Cu)
Pd=1.25W
PCB(glass-epoxy)
Pd=1.8W
Recommended Operating Conditions (Ta = 25°C)
Parameter
Supply voltage
Symbol
VDD
Min.
2.4
Typ.
−
Power Dissipation Curve
Max.
5.0
Unit
V
2.0
1.5
Case1
1.0
Case2
SOA
0.5
0
0
25
50
75
100
125 150 175
Ambient temperature, Ta [°C]
PCB condition : When mounted on 76.2mm × 114mm × 1.57mm PCB (glass epoxy material).
7
www.fairchildsemi.com
FAN8705 Rev. 1.0.1
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