Microsemi UPS840 Datasheet
580 Pleasant St.
Watertown, MA 02472
PH: (617) 926-0404
FAX: (617) 924-1235
PRELIMINARY
UPS840
SURFACE MOUNT
8A SCHOTTKY RECTIFIER
POWERMITE
Features:
Features:
Features:Features:
Low Profile -- Maximum Height of 1.1 mm
•
Footprint Area of 16.51 mm
•
Low V
•
Supplied in 16 mm Tape and Reel -- 6,000 Units per Reel
•
Low Thermal Resistance with Direct Thermal Path of Die on Exposed
•
Provides Higher Efficiency
F
Cathode Heat Sink
Mechanical Characteristics:
Mechanical Characteristics:
Mechanical Characteristics:Mechanical Characteristics:
Case: Molded Epoxy
•
Epoxy Meets UL94, VO at 1/8"
•
Weight: 72 mg (approximately)
•
Device Marking: S840
•
Lead and Mounting Surface Temperature for Soldering Purposes,
•
260
•
C Maximum for 10 Seconds
°°°°
Maximum Ratings
RATING SYMBOL VALUE UNIT Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Average Rectified Forward Current (At Rated VR, TC = 100 Non-Repetitive Peak Surge Current (Non-Repetitive peak surge current with 8A I Storage Temperature T Operating Temperature TJ -55 to 125 Voltage Rate of Change (Rated VR, TJ = 25
Thermal Characteristics
Thermal Resistance - Junction-to-Case
Thermal Resistance - Junction-to-Ambient
Electrical Characteristics
Maximum Instantaneous Forward Voltage (1)
(IF = 3 A)
(IF = 8 A)
= 10 A)
(I
F
Maximum Instantaneous Reverse Current
= 40 V) 5
(V
(1) Pulse Test: Pulse Width ≤≤≤≤ 400 µµµµs, Duty Cycle ≤≤≤≤ 2%.
R
3 Power Surface Mount Package
2
)
O
C)
°°°°
°°°°
C)
SCHOTTKY BARRIER
RECTIFIER
8 AMPERES
40 VOLTS
K
V
V
RRM
RWM
40 V
VR
8 A
I
O
I
FSM
TC -55 to 150
stg,
150
dv/dt 1000
T
2.5
130
= 25
J
°°°°C
R
tjtab
R
V
tja
F
0.37
0.45
0.49
I
R
T
= 25
J
°°°°C
A
C
°°°°
C
°°°°
V/
C/W
°°°°
V
mA
A
µµµµ
A
s
MSCO993.PDF 11-10-99
K
PRELIMINARY
MECHANICAL DIMENSIONS
POWERMITE-3
A
A
UPS840
K
CASE OUTLINE
FOOTPRINT
MSCO993.PDF 11-10-99
Loading...