Linear Technology LTC4228-1 Demoboard, Dual Ideal Diode and Hot Swap Controller, Latchoff After Fault DC1899A-A DC1899A-A 데이터 시트
제품 코드
DC1899A-A
LTC4228-1/LTC4228-2
2
422812f
absoluTe MaxiMuM raTings
Supply Voltages
IN1, IN2 .................................................. –0.3V to 24V
INTV
CC
..................................................... –0.3V to 7V
Input Voltages
ON1, ON2, EN1, EN2............................... –0.3V to 24V
TMR1, TMR2 .........................–0.3V to INTV
CC
+ 0.3V
SENSE1
+
, SENSE2
+
................................ –0.3V to 24V
SENSE1
–
, SENSE2
–
................................ –0.3V to 24V
Output Voltages
FAULT1, FAULT2, PWRGD1, PWRGD2 ..... –0.3V to 24V
STATUS1, STATUS2 ................................ –0.3V to 24V
CPO1, CPO2 (Note 3) ............................. –0.3V to 35V
DGATE1, DGATE2 (Note 3) ..................... –0.3V to 35V
(Notes 1, 2)
9 10
TOP VIEW
UFD PACKAGE
28-LEAD (4mm
× 5mm) PLASTIC QFN
11 12 13
28
29
27 26 25 24
14
23
6
5
4
3
2
1
SENSE1
–
SENSE1
+
IN1
INTV
CC
GND
IN2
SENSE2
+
SENSE2
–
FAULT1
ON1
EN1
TMR1
TMR2
EN2
ON2
FAULT2
ON1
EN1
TMR1
TMR2
EN2
ON2
FAULT2
DGATE1
CPO1
STATUS1
HGATE1
OUT1
PWRGD1
DGATE2
CPO2
STATUS2
HGATE2
OUT2
PWRGD2
7
17
18
19
20
21
22
16
8
15
T
JMAX
= 125°C,
θ
JA
= 43°C/W (NOTE 5)
EXPOSED PAD (PIN 29) PCB GND CONNECTION OPTIONAL
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
11
12
13
14
TOP VIEW
GN PACKAGE
28-LEAD PLASTIC SSOP NARROW
28
27
26
25
24
23
22
21
20
19
18
17
16
15
27
26
25
24
23
22
21
20
19
18
17
16
15
STATUS1
CPO1
DGATE1
SENSE1
–
SENSE1
+
IN1
INTV
CC
GND
IN2
SENSE2
+
SENSE2
–
DGATE2
CPO2
STATUS2
HGATE1
OUT1
PWRGD1
FAULT1
ON1
EN1
TMR1
TMR2
EN2
ON2
FAULT2
PWRGD2
OUT2
HGATE2
OUT1
PWRGD1
FAULT1
ON1
EN1
TMR1
TMR2
EN2
ON2
FAULT2
PWRGD2
OUT2
HGATE2
T
JMAX
= 125°C,
θ
JA
= 80°C/W
pin conFiguraTion
HGATE1, HGATE2 (Note 4) ..................... –0.3V to 35V
OUT1, OUT2 ........................................... –0.3V to 24V
Average Currents
FAULT1, FAULT2, PWRGD1, PWRGD2 ...................5mA
STATUS1, STATUS2 ..............................................5mA
INTV
CC
.................................................................1mA
Operating Temperature Range
LTC4228C ................................................ 0°C to 70°C
LTC4228I .............................................–40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
GN Package ......................................................300°C