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TPS65263-Q1 Datasheet(PDF) 7 Page - Texas Instruments

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Part # TPS65263-Q1
Description  4.0- to 18-V Input Voltage, 3-A/2-A/2-A Output Current Triple Synchronous Step-Down Converter With I2C Controlled Dynamic Voltage Scaling
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS65263-Q1 Datasheet(HTML) 7 Page - Texas Instruments

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TPS65263-1Q1
www.ti.com
SLVSDY9 – MARCH 2017
Product Folder Links: TPS65263-1Q1
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Copyright © 2017, Texas Instruments Incorporated
Electrical Characteristics (continued)
VIN = 12 V, FSW = 500 kHz, TJ = –40°C to 125°C, typical values are at TJ = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
(2)
Not production tested
OSCILLATOR
FSW
Switching frequency
ROSC = 88.7 kΩ
430
500
560
kHz
FSW_range
Switching frequency
200
2300
kHz
TSYNC_w
Clock sync minimum pulse width
80
ns
FSYNC_HI
Clock sync high threshold
2
V
VSYNC_LO
Clock sync low threshold
0.4
V
FSYNC
Clock sync frequency range
200
2300
kHz
THERMAL PROTECTION
TTRIP_OTP
Thermal protection trip point(1)
Temperature rising
160
°C
THYST_OTP
Hysteresis
20
°C
I2C INTERFACE
Addr
Address(2)
0x60H
VIH SDA,SCL
Input high voltage
2
V
VIL SDA,SCL
Input low voltage
0.4
V
II
Input current
SDA, SCL, VI = 0.4 to 4.5 V
–10
10
µA
VOL SDA
SDA output low voltage
SDA open drain, IOL = 4 mA
0.4
V
ƒ(SCL)
Maximum SCL clock frequency(2)
400
kHz
tBUF
Bus free time between a STOP and START
condition(2)
1.3
µs
tHD_STA
Hold time (repeated) START condition(2)
0.6
µs
tSU_STO
Setup time for STOP condition(2)
0.6
µs
tLOW
Low period of the SCL clock(2)
1.3
µs
tHIGH
High period of the SCL clock(2)
0.6
µs
tSU_STA
Setup time for a repeated START condition(2)
0.6
µs
tSU_DAT
Data setup time(2)
0.1
µs
tHD_DAT
Data hold time(2)
0
0.9
µs
tRCL
Rise time of SCL signal(2)
Capacitance of one bus line (pF)
20 + 0.1CB
300
ns
tRCL1
Rise time of SCL signal after a repeated START
condition and after an acknowledge bit(2)
Capacitance of one bus line (pF)
20 + 0.1CB
300
ns
tFCL
Fall time of SCL signal(2)
Capacitance of one bus line (pF)
20 + 0.1CB
300
ns
tRDA
Rise time of SDA signal(2)
Capacitance of one bus line (pF)
20 + 0.1CB
300
ns
tFDA
Fall time of SDA signal(2)
Capacitance of one bus line (pF)
20 + 0.1CB
300
ns
CB
Capacitance of bus line(SCL and SDA)(2)
400
pF


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