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參數(shù)資料
| 型號(hào)： | LTC4090EDJC#TRPBR |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO22 |
| 封裝： | 6 X 3 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, MO-229WXXX, DFN-22 |
| 文件頁數(shù)： | 12/28頁 |
| 文件大?。?/td> | 392K |
| 代理商： | LTC4090EDJC#TRPBR |
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LTC4090
2
4090f
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
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, CHRG, HVPR........... –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
(Notes 1, 2, 3, 4)
22
21
20
19
18
17
16
15
14
13
12
1
2
3
4
5
6
7
8
9
10
11
HVEN
HVIN
SW
BOOST
HVOUT
TIMER
SUSP
HPWR
CLPROG
OUT
IN
TOP VIEW
23
DJC PACKAGE
22-LEAD (6mm
× 3mm) PLASTIC DFN
SYNC
PG
RT
VC
NTC
VNTC
HVPR
CHRG
PROG
GATE
BAT
TJMAX = 110°C, θJA = 40°C/W
EXPOSED PAD (PIN 23) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
USB Input Current Limit
VIN
USB Input Supply Voltage
●
4.35
5.5
V
IIN
Input Bias Current
IBAT = 0 (Note 6)
Suspend Mode; SUSP = 5V
●
0.5
50
1
100
mA
μA
ILIM
Current Limit
HPWR = 5V
HPWR = 0V
●
475
90
500
100
525
110
mA
IIN(MAX)
Maximum Input Current Limit
(Note 7)
2.4
A
RON
On-Resistance VIN to VOUT
IOUT = 80mA
0.215
Ω
VCLPROG
CLPROG Servo Voltage in Current Limit
RCLPROG = 2k
RCLPROG = 1k
●
0.98
1.00
1.02
V
ISS
Soft-Start Inrush Current
10
mA/μs
The ● denotes the specications which apply over the full operating
temperature range, otherwise specications 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.
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4090EDJC#PBF
LTC4090EDJC#TRPBR
4090
22-Lead (6mm × 3mm) Plastic DFN
–40°C to 85°C
Consult LTC Marketing for parts specied with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
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