XRP7665IDBTR-F Exar Corporation, XRP7665IDBTR-F Datasheet - Page 5

• Manufacturer Part Number: XRP7665IDBTR-F
• Description: Current Mode PWM Controllers 3A 18V Synchronous Step Down Regulator
• Manufacturer: Exar Corporation

Specifications of XRP7665IDBTR-F

• Duty Cycle (max): 90 %
• Output Voltage: 0.925 V to 16 V
• Output Current: 3 A
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8
• Switching Frequency: 340 KHz
• Operating Supply Voltage: 4.75 V to 18 V
• Supply Current: 0.1 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TYPICAL PERFORMANCE CHARACTERISTICS
All data taken at V
Information section of this datasheet.
© 2011 Exar Corporation
Fig. 8: Quiescent current versus case temperature
Fig. 4: Efficiency versus output current
Fig. 6: R
IN
DSONL
= 12V, V
versus case temperature
OUT
=3.3V, T
J
= T
A
= 25°C, unless otherwise specified - Schematic and BOM from Application
3
3
A
A
1
1
5/12
8
8
V
V
S
S
y
y
Fig. 7: Feedback voltage versus case temperature
n
n
Fig. 9: Output voltage versus output current
c
c
h
h
Fig. 5: R
r
r
o
o
n
n
o
o
DSONH
u
u
s
s
versus case temperature
S
S
t
t
e
e
p
p
-
-
D
D
o
o
w
w
n
n
X
X
C
C
R
R
o
o
P
n
P
n
Rev. 1.0.0
v
v
7
7
e
e
6
6
r
r
6
t
6
t
e
e
5
5
r
r