LTC1473LCGN Linear Technology, LTC1473LCGN Datasheet - Page 2

• Manufacturer Part Number: LTC1473LCGN
• Description: IC SWITCH DVR PWRPATH DUAL16SSOP
• Manufacturer: Linear Technology
• Series: PowerPath™r

Specifications of LTC1473LCGN

• Applications: Handheld/Mobile Devices
• Fet Type: N-Channel
• Number Of Outputs: 2
• Internal Switch(s): No
• Delay Time - On: 22µs
• Delay Time - Off: 1µs
• Voltage - Supply: 2.8 V ~ 9 V
• Current - Supply: 100µA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP
• Power Switch Family: LTC1473L
• Mounting: Surface Mount
• Supply Current: 100uA
• Package Type: SSOP N
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Pin Count: 16
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ABSOLUTE AXI U RATI GS
LTC1473L
(Note 1)
SENSE
GA1, GB1, GA2, GB2 ................................... – 0.3 to 20V
SAB1, SAB2 ................................................. – 0.3 to 10V
SW, V
IN1, IN2, DIODE ...........................................– 0.3V to 7V
Junction Temperature (Note 2) ............................. 125 C
Operating Temperature Range ..................... 0 C to 70 C
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
temperature range, otherwise specifications are at T
SYMBOL
V
I
V
V
V
V
V
I
V
V
I
I
V
I
I
V
t
t
t
t
f
2
ELECTRICAL CHARACTERISTICS
S
IN
BSENSE
BSENSE
PDSAB
TIMER
OVGG
ON
OFF
D1
D2
GS
HIDIGIN
LODIGIN
GS(ON)
GS(OFF)
SENSE
TIMER
+
+
+
UVLO
UVLOHYS
+
–
GG
+
, SENSE
...................................................... – 0.3 to 20V
PARAMETER
Supply Operating Range
Supply Current
V
V
V
Digital Input Logic High
Digital Input Logic Low
Input Current
Gate-to-Source ON Voltage
Gate-to-Source OFF Voltage
SENSE
SENSE
Inrush Current Limit Sense Voltage V
SAB1, SAB2 Pull-Down Current
Timer Source Current
Timer Latch Threshold Voltage
Gate Drive Rise Time
Gate Drive Fall Time
Gate Drive Turn-On Delay
Gate Drive Turn-Off Delay
V
GS
GS
+
+
Undervoltage Lockout Threshold
Undervoltage Lockout Hysteresis
Gate Supply Voltage
Regulator Operating Frequency
+
–
–
, V
Input Bias Current
Input Bias Current
W
+
.................................. – 0.3 to 10V
W W
CONDITIONS
V
V
V
(Note 4)
(Note 4)
V
I
I
V
V
V
V
V
V
V
V
V
V
C
C
C
C
GA1
GA1
IN1
GS
IN1
SENSE
SENSE
SENSE
SENSE
SENSE
SENSE
IN1
IN1
IN1
SENSE
IN1
GS
GS
GS
GS
+
Ramping Down
= 1000pF, V
= 1000pF, V
= 1000pF, V
= 1000pF, V
= V
= V
= I
= I
= V
= V
= V
= 0.4V, V
= 0.4V, V
U
A
GA2
GA2
+
+
+
+
–
–
+
GG
IN2
DIODE
IN2
IN2
= V
= V
= V
= V
= 10V (V
= 0V (V
– V
= 25 C. Test circuit, V
– V
= V
= I
= I
= V
= 0.4V, V
SENSE
SENSE
SENSE
SENSE
SENSE
= 5V, V
GB1
GB1
The
IN2
IN2
+
DIODE
DIODE
, 2.8V V
SENSE
SAB1
SAB1
SAB1
SAB1
= V
= V
SENSE
= I
= I
–
–
–
–
–
= 10V (Note 3)
= 0V (Note 5)
= 10V (Note 3)
= 0V (Note 5)
= 300mV
= 5V
GB2
GB2
= 0.4V, V
DIODE
DIODE
DIODE
denotes the specifications which apply over the full operating
IN2
= V
= V
= V
= V
+
+
– V
= – 1 A, V
= 100 A, V
= 0V, V
– V
SAB2
SAB2
SAB2
SAB2
+
PACKAGE/ORDER I FOR ATIO
Consult factory for Military and Industrial grade parts.
= 2V
= 2V, V
= 2V
SENSE
SENSE
10V (Note 3)
= 0V (Note 6)
= 5V (Note 6)
= 0V (Note 6)
= 5V (Note 6)
+
DIODE
TIMER
= 10V (Note 3)
SENSE
–
GND
V
+
)
TIMER
16-LEAD NARROW PLASTIC SSOP
–
IN1
IN2
SW
SAB1
V
GG
) (Note 3)
= 5V, unless otherwise specified.
SAB1
+
T
JMAX
+
1
2
3
4
5
6
7
8
= V
= V
= 0V,
= V
= 125 C,
GN PACKAGE
SENSE
SAB2
TOP VIEW
SAB2
= 5V
–
= 5V
JA
= 5V
= 150 C/ W
16
15
14
13
12
11
10
9
GA1
SAB1
GB1
SENSE
SENSE
GA2
SAB2
GB2
– 300
– 300
+
–
MIN
0.15
0.10
1.05
2.8
7.5
2.3
4.5
30
2
2
2
3
5
U
GN PART MARKING
– 175
– 175
0.20
0.20
1.16
TYP
100
140
8.5
0.9
0.6
5.6
4.5
4.5
LTC1473LCGN
2.5
70
20
33
22
30
ORDER PART
0
6
2
1
NUMBER
W
1473L
MAX
0.25
0.30
1.25
– 75
– 75
200
300
9.5
2.8
0.4
7.0
0.4
10
10
35
9
9
1
UNITS
U
kHz
mV
V
A
V
V
V
V
A
V
V
A
A
A
A
V
V
A
A
A
V
s
s
s
s