LTC1623 Linear Technology, LTC1623 Datasheet - Page 2

• Manufacturer Part Number: LTC1623
• Description: SMBus Dual High Side Switch Controller
• Manufacturer: Linear Technology

ABSOLUTE
PACKAGE/ORDER
Consult factory for Military grade parts.
ELECTRICAL CHARACTERISTICS
LTC1623
(Voltages Referred to GND Pin)
Input Supply Voltage (V
DATA, CLK (Bus Pins 1, 2) ..........................– 0.3V to 6V
AD0, AD1 (Address Pins 3, 5) ..... – 0.3V to (V
GA,GB (Gate Drive Pins 6, 7) .......... – 0.3V to (V
Junction Temperature ........................................... 125 C
SYMBOL PARAMETER
V
I
I
V
V
t
f
t
t
V
V
2
VCC
VCC
POR
OSC
ON
OFF
CC
GS
UVLO
IL
IH
DATA
GND
AD0
CLK
T
JMAX
Operating Supply Voltage Range
Supply Current
Supply Current
Gate Voltage Above Supply
Undervoltage Lockout
Power-On Reset Delay Time
Charge Pump Oscillator Frequency
(Note 3)
Turn-On Time into 1000pF
Turn-Off Time into 1000pF
DATA/CLK Input Low Voltage
DATA/CLK Input High Voltage
8-LEAD PLASTIC MSOP
1
2
3
4
= 125 C,
MS8 PACKAGE
TOP VIEW
W
JA
MAXIMUM
= 150 C/ W
8
7
6
5
CC
V
GA
GB
AD1
CC
) ..........................– 0.3V to 6V
W W
INFORMATION
U
MS8 PART MARKING
RATINGS
LTC1623CMS8
ORDER PART
CONDITIONS
Charge Pump Off, AD0 and AD1High or Low, V
DATA and CLK High
GA or GB High (Command Byte 00000001 or 00000010)
Both GA and GB High (Command Byte 00000011)
V
V
V
Falling Edge (Note1)
V
V
V
V
V
V
V
V
W
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
NUMBER
LTCH
= 2.7V
= 3.3V
= 5.5V
= 2.7V (Note2)
= 5.5V
= 2.7V (From ON to GA, GB = V
= 5.5V (From ON to GA, GB = V
= 2.7V (From OFF to GA, GB = 100mV) (Note 5)
= 5.5V (From OFF to GA, GB = 100mV) (Note 5)
= 2.7V to 5.5V
= 2.7V to 5.5V
U
CC
CC
+ 0.3V)
T
+ 7V)
A
U
= 25 C, V
Operating Temperature Range
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
CC
= 5V unless otherwise specified. C
LTC1623C.................................................. 0 to 70 C
LTC1623I ............................................ –40 C to 85 C
DATA
GND
AD0
CLK
CC
CC
T
JMAX
+ 1V) (Note 4)
+ 2V) (Note 4)
1
2
3
4
8-LEAD PLASTIC SO
= 125 C,
S8 PACKAGE
TOP VIEW
V
V
CC
CC
CC
JA
= 2.7V
= 3.3V
= 5V
= 110 C/ W
8
7
6
5
V
GA
GB
AD1
CC
MIN
2.7
2.7
4.5
4.5
1.5
1.4
GA
S8 PART MARKING
= 1000pF, C
TYP
140
162
300
300
300
170
180
4.2
5.4
6.4
2.0
12
14
17
17
12
ORDER PART
LTC1623CS8
LTC1623IS8
NUMBER
1623
1623I
1000
1000
MAX
250
250
5.5
2.5
0.6
30
30
30
7
7
7
GB
= 1000pF
UNITS
kHz
V
A
A
A
A
A
V
V
V
V
V
V
s
s
s
s
s
s