XRP7740ILB-F Exar Corporation, XRP7740ILB-F Datasheet - Page 4

• Manufacturer Part Number: XRP7740ILB-F
• Description: IC CTRLR PWM/LDO STP-DWN 40TQFN
• Manufacturer: Exar Corporation
• Type: Step-Down (Buck)r

Specifications of XRP7740ILB-F

• Number Of Outputs: 5
• Package / Case: 40-WFQFN Exposed Pad
• Topology: Step-Down (Buck) (4), Linear (1)
• Function: Standby Power and GPIOs
• Frequency - Switching: 1.5MHz
• Voltage/current - Output 1: 0.9 V ~ 5.1 V, 5A
• Voltage/current - Output 2: 0.9 V ~ 5.1 V, 15A
• Voltage/current - Output 3: 0.9 V ~ 5.1 V, 5A
• W/led Driver: No
• W/supervisor: Yes
• W/sequencer: No
• Voltage - Supply: 6.5 V ~ 20 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Current - Output: 5A, 15A
• Voltage - Output: 0.9 ~ 5.1 V
• Voltage - Input: 6.5 ~ 20 V
• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Switching Frequency: 300 KHz to 1500 KHz
• Operating Supply Voltage: 6.5 V to 20 V
• Supply Current: 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: 1016-1352 - EVAL BOARD FOR XRP77401016-1344 - IN-SOCKET PROG BRD VIA USB/GUI
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 1016-1353

Digital Input/Output Pins
3.3V CMOS logic compatible. 5V tolerant, maximum rating of 6.0V
GATE DRIVERS
I
Input Pin Low Level
Input Pin High Level
Input Pin Leakage Current
Input pin Capacitance
Output Pin Low Level
Output Pin High Level
Output Pin High Level (no
load)
I2C Speed
Input Pin Low Level, V
Input Pin High Level, V
Hysteresis of Schmitt Trigger
inputs, V
Output Pin Low Level (open
drain or collector), V
Input leakage current
Output fall time from V
V
Capacitance for each I/O Pin
GH, GL Rise and Fall Time
GH, GL Pull-up On-State
Output Resistance
GH, GL Pull-down On-State
Output Resistance
GH, GL Pull-down Off-State
Output Resistance
2
C SPECIFICATION
ILmax
REV 1.1.0
Note
1.
PARAMETER
PARAMETER
PARAMETER
hys
C
b
is the capacitance of one bus in pF
OL
EXAR CONFIDENTIAL, PRELIMINARY & PROPRIETARY. DO NOT DISTRIBUTE OR COPY.
IL
IHmin
IH
to
EXAR RESERVES THE RIGHT TO MAKE CHANGES TO THIS DATASHEET.
20 + 0.1 C
0.05 VIO
MIN
MIN
0.7 VIO
2.0
2.4
MIN
-10
b
TYP
TYP
3.3
30
50
3
3
5
TYP
MAX
Quad-Output Digital PWM Buck Controller
MAX
0.8
0.4
3.6
10
0.3 VI0
MAX
250
400
0.4
10
10
4
UNITS
UNITS
UNITS
kΩ
ns
µA
pF
Ω
Ω
KHz
V
V
V
V
V
µA
ns
pF
V
V
V
V
♦
♦
♦
♦
♦
♦
Based upon I2C Master Clock
VIO = 3.3 V ±10%
VIO = 3.3 V ±10%
VIO = 3.3 V±10%
I
Input is between 0.1 VIO and 0.9
VIO
With a bus capacitance from 10
pF to 400 pF
At 10% to 90% of full scale pulse.
1nF C
VIN=VCCD=0V.
I
I
I
SINK
SINK
SOURCE
SOURCE
= 3mA
= 1mA
load
= 1mA
= 0mA
CONDITIONS
CONDITIONS
CONDITIONS
XRP7740