XRP7714ILB-0X10-F Exar Corporation, XRP7714ILB-0X10-F Datasheet - Page 3

• Manufacturer Part Number: XRP7714ILB-0X10-F
• Description: IC CTRLR PWM/LDO STP-DWN 40TQFN
• Manufacturer: Exar Corporation
• Series: -r

Specifications of XRP7714ILB-0X10-F

• Topology: Step-Down (Buck) Synchronous (4), Linear (LDO) (1)
• Function: Any Function
• Number Of Outputs: 5
• Frequency - Switching: 1.5MHz
• Voltage/current - Output 1: Controller
• Voltage/current - Output 2: Controller
• Voltage/current - Output 3: Controller
• W/led Driver: No
• W/supervisor: No
• W/sequencer: Yes
• Voltage - Supply: 4.75 V ~ 25 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 1016-1701

Note 2: The maximum duty cycle represents the maximum duty cycle commanded by the DPWM, is guaranteed by design,
and internally set to ensure proper sampling of the current during the off-time.
© 2011 Exar Corporation
LDOOUT Output Voltage
LDO=LOW
LDOOUT Output Voltage
LDO=HIGH
LDOOUT Short Circuit Current
Limit
Linearity Error Integral
Linearity Error Differential
Input Dynamic Range VIN1
Input Dynamic Range VIN2
ADC LSB
Input Dynamic Range
Output frequency range
Output Frequency Accuracy
Channel-to-channel phase shift
Minimum On Time
Dead Time Adjustment Step
CLOCK IN Synchronization
Range
Maximum Duty Cycle
Low Drop-out Regulator
Auxiliary ADCs
Isense ADC
PWM Generators and Oscillator
Parameter
Parameter
Parameter
Parameter
2
Min.
Min.
Min.
Min.
3.15
4.75
110
300
4.8
4.8
-10
86
78
-1
-5
0
Q
Q
u
u
Typ.
Typ.
Typ.
Typ.
a
a
3.3
5.0
1.5
90
40
13
5
d
d
C
C
h
h
a
a
Max.
Max.
Max.
Max.
1500
3.45
5.25
-320
220
25
25
10
n
n
3/29
2
1
5
n
n
e
e
l
l
D
D
Units
Units
Units
Units
LSB
LSB
kHz
deg
mA
mV
mV
ns
ns
ns
i
i
%
%
%
%
V
V
V
V
g
g
i
i
t
t
a
a
l
l
•
•
•
•
•
•
•
•
•
P
P
W
W
4.75V≤VIN1≤25V
0mA<I
6.3≤VIN1≤25V
0mA<I
V
Referred to the input
Steps defined in the table in the PWM
Switching Frequency Setting section
below
1nF of gate capacitance
Switching frequency = 300kHz
10% to 90% duty cycle, Frequency
dependant; refer to the graph in
performance characteristic section
Switching frequency = 1.5MHz
10% to 90% duty cycle, Frequency
dependant; refer to the graph in
performance characteristic section
Switching frequency = 300kHz
Switching frequency = 1.5MHz
LDOOUT
M
M
S
=0V
S
LDOOUT
LDOOUT
t
t
e
e
p
p
<100mA
<100mA
D
Conditions
Conditions
Conditions
Conditions
D
o
o
w
w
n
n
X
X
C
C
R
R
o
o
n
P
n
P
Rev. 1.1.6
t
t
7
7
r
r
o
o
7
7
l
l
1
1
l
l
e
e
4
4
r
r