XRP7714ILB-F Exar Corporation, XRP7714ILB-F Datasheet - Page 9

• Manufacturer Part Number: XRP7714ILB-F
• Description: IC CTRLR PWM/LDO STP-DWN 40TQFN
• Manufacturer: Exar Corporation
• Type: Step-Down (Buck)r

Specifications of XRP7714ILB-F

• Number Of Outputs: 4
• Package / Case: 40-WFQFN Exposed Pad
• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Voltage - Output: 0.9 ~ 5.1 V
• Frequency - Switching: 300kHz ~ 1.5MHz
• Voltage - Input: 4.75 ~ 25 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Switching Frequency: 300 KHz
• Operating Supply Voltage: 4.75 V to 25 V
• Supply Current: 28 mA to 50 mA
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Output Voltage: 0.9 V to 5.1 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 1016-1350 - EVAL BAORD FOR XRP77141016-1344 - IN-SOCKET PROG BRD VIA USB/GUI
• Current - Output: -
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 1016-1351

© 2010 Exar Corporation
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5
CH1:3.3V, CH2:5V, CH3:1V, CH4:1.8V
CH1:3.3V, CH2:5V, CH3:1V, CH4:1.8V
Fig. 12: Simultaneous Start-up
Fig. 14: Sequential Start-up
Fig. 10: Shutdown Current
10
5.1V to 25V
VIN (V)
15
20
Q
Q
u
u
a
a
d
d
C
C
25
h
h
a
a
n
n
9/27
n
n
e
e
l
l
D
D
i
i
2000
1800
1600
1400
1200
1000
800
600
400
200
g
g
0
i
4.7
i
CH1:3.3V, CH2:5V, CH3:1V, CH4:1.8V
CH1:3.3V, CH2:5V, CH3:1V, CH4:1.8V
t
t
a
a
l
l
Fig. 13: Simultaneous Soft-stop
4.8
V
Fig. 15: Sequential Soft-stop
P
P
OUT
Fig. 11: Shutdown Current
W
W
4.8
Shutdown=0.8V, 3A load
M
M
4.8V to 5.1V
4.9
S
S
VIN (V)
t
t
4.9
e
e
p
p
5.0
D
D
o
o
5.0
w
w
n
n
5.1
X
X
C
C
R
R
o
o
5.1
n
P
n
P
Rev. 1.1.3
t
t
7
7
r
r
5.2
o
7
o
7
l
l
1
1
l
l
e
e
4
4
r
r