LTC4090(RevA) 데이터 시트보기 (PDF) - Linear Technology
부품명
상세내역
제조사
LTC4090 Datasheet PDF : 28 Pages
| |||
LTC4090/LTC4090-5
ABSOLUTE MAXIMUM RATINGS
(Notes 1, 2, 3, 4)
HVIN, HVEN (Note 9) ................................................60V
BOOST ......................................................................56V
BOOST above SW .....................................................30V
PG, SYNC..................................................................30V
IN, OUT, HVOUT
t < 1ms and Duty Cycle < 1% .................. –0.3V to 7V
Steady State............................................. –0.3V to 6V
BAT, HPWR, SUSP, VC, ⎯C⎯H⎯R⎯G, ⎯H⎯V⎯P⎯R........... –0.3V to 6V
NTC, TIMER, PROG, CLPROG..........–0.3V to VCC + 0.3V
IIN, IOUT, IBAT (Note 5) ..............................................2.5A
Operating Temperature Range ..................... –40 to 85°C
Junction Temperature ........................................... 110°C
Storage Temperature Range....................... –65 to 125°C
PIN CONFIGURATION
TOP VIEW
SYNC 1
22 HVEN
PG 2
21 HVIN
RT 3
VC 4
NTC 5
20 SW
19 BOOST
18 HVOUT
VNTC 6
23
17 TIMER
HVPR 7
16 SUSP
CHRG 8
15 HPWR
PROG 9
14 CLPROG
GATE 10
13 OUT
BAT 11
12 IN
DJC PACKAGE
22-LEAD (6mm × 3mm) PLASTIC DFN
TJMAX = 110°C, θJA = 47°C/W
EXPOSED PAD (PIN 23) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LTC4090EDJC#PBF
LTC4090EDJC#TRPBF 4090
22-Lead (6mm × 3mm) Plastic DFN
LTC4090EDJC-5#PBF
LTC4090EDJC-5#TRPBF 40905
22-Lead (6mm × 3mm) Plastic DFN
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. HVIN = HVEN = 12V, BOOST = 17V, VIN = HPWR = 5V, VBAT = 3.7V,
RPROG = 100k, RCLPROG = 2k and SUSP = 0V, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
USB Input Current Limit
VIN
USB Input Supply Voltage
IIN
Input Bias Current
IBAT = 0 (Note 6)
Suspend Mode; SUSP = 5V
● 4.35
●
0.5
●
50
5.5
V
1
mA
100
μA
ILIM
Current Limit
HPWR = 5V
HPWR = 0V
● 475
500
● 90
100
525
mA
110
mA
IIN(MAX)
RON
Maximum Input Current Limit
On-Resistance VIN to VOUT
(Note 7)
IOUT = 80mA
2.4
A
0.215
Ω
VCLPROG
ISS
CLPROG Servo Voltage in Current Limit RCLPROG = 2k
RCLPROG = 1k
Soft-Start Inrush Current
● 0.98
1.00
● 0.98
1.00
10
1.02
V
1.02
V
mA/μs
4090fa
2
Share Link: 