(Notes 2, 4) ............................................ −40 to 125°C
Storage Temperature Range ...................... −65 to 150°C
28 27 26 25 24 23
BOOST 1
INTV
CC
2
V
OUTA
3
CLN 4
CLP 5
INFET 6
V
IN
7
VCC2P5 8
UFD PACKAGE
28-LEAD (4mm
×
5mm) PLASTIC QFN
T
JMAX
= 125°C,
θ
JA
= 43°C/W,
θ
JC
= 3.4°C/W
EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
PART NUMBER
LTC4162EUFD-SAD#PBF
LTC4162EUFD-SST#PBF
LTC4162EUFD-SADM#PBF
LTC4162EUFD-SSTM#PBF
LTC4162EUFD-SAD#TRPBF
LTC4162EUFD-SST#TRPBF
LTC4162EUFD-SADM#TRPBF
LTC4162EUFD-SSTM#TRPBF
LTC4162IUFD-SAD#PBF
LTC4162IUFD-SST#PBF
LTC4162IUFD-SADM#PBF
LTC4162IUFD-SSTM#PBF
LTC4162IUFD-SAD#TRPBF
LTC4162IUFD-SST#TRPBF
LTC4162IUFD-SADM#TRPBF
LTC4162IUFD-SSTM#TRPBF
PART
MARKING*
4162H
4162J
4162T
4162U
4162H
4162J
4162T
4162U
4162H
4162J
4162T
4162U
4162H
4162J
4162T
4162U
✓
✓
✓
✓
✓
✓
✓
✓
TAPE AND
REEL
TEMP
GRADE
E
E
E
E
E
E
E
E
I
I
I
I
I
I
I
I
DESCRIPTION
I
2
C Adjustable Voltage
Fixed Voltage
I
2
C Adjustable Voltage MPPT ON
Fixed Voltage MPPT ON
I
2
C Adjustable Voltage
Fixed Voltage
I
2
C Adjustable Voltage MPPT ON
Fixed Voltage MPPT ON
I
2
C Adjustable Voltage
Fixed Voltage
I
2
C Adjustable Voltage MPPT ON
Fixed Voltage MPPT ON
I
2
C Adjustable Voltage
Fixed Voltage
I
2
C Adjustable Voltage MPPT ON
Fixed Voltage MPPT ON
TEMPERATURE
RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Tape and reel specifications.
Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.
Rev B
For more information
www.analog.com
3
LTC4162-S
The
l
denotes the specifications which apply over the full specified
operating junction temperature range, otherwise specifications are at T
A
= 25°C (Note 4). V
IN
= 18V, DV
CC
= 3.3V, R
SNSI
= 10mΩ,
R
SNSB
= 10mΩ unless otherwise noted.
SYMBOL
V
IN
V
BAT
I
BATSENS
+
I
VIN
V
CHARGE
PARAMETER
Input Supply Voltage
Battery Voltage
Battery Drain Current
V
IN
– V
BATSENS
+ > V
IN_DUVLO
, Terminated
V
IN
– V
BATSENS
+ < V
IN_DUVLO
V
IN
= 0, SHIPMODE Activated
V
IN
– V
BATSENS
+ > V
IN_DUVLO
, Terminated
CONDITIONS
l
l
ELECTRICAL CHARACTERISTICS
MIN
4.5
2.7
TYP
MAX
35
35
UNITS
V
V
µA
µA
µA
µA
V
mV
%
%
mV
mV
mV
mV
mV
mV
mV
V
mV
%
MHz
%
mΩ
mΩ
A
System Voltages and Currents
0.5
54
2.8
115
6–7.8
28.571
1
100
5
200
V
IN
Drain Current
Range
Resolution (6 Bits)
Accuracy
Range
Resolution (5 Bits)
Accuracy
Range
Resolution (6 Bits)
Accuracy
Range
Resolution (8 Bits)
Full Scale Accuracy
Switching Frequency
Maximum Duty Cycle
Primary Switch On-Resistance
Rectifier Switch On-Resistance
Peak Inductor Current Limit
V
IN
Charger Enable
Input Undervoltage Lockout
V
IN
to BATSENS+ Charger Enable
Differential Undervoltage Lockout
V
IN
Charger Disable
Overvoltage Lockout
INTV
CC
Telemetry Enable
Undervoltage Lockout
Switching Battery Charger
Per
6V Battery
l
–0.5
–1.5
0.5
1.5
I
CHARGE
Servo Voltage
(V
CSP
– V
CSN
)
I
INLIM
Servo Voltage
(V
CLP
– V
CLN
)
V
INLIM
f
OSC
D
MAX
R
SWITCH
R
RECT
I
PEAK
System Controls
V
IN_UVLO
V
IN_DUVLO
V
IN_OVLO
V
INTVCC_UVLO
I
CHARGE
= (V
CSP
– V
CSN
)/R
SNSB
Note 5
l
–0.25
–0.75
1–32
1
0.25
0.75
I
IN
= (V
CLP
– V
CLN
)/R
SNSI
Note 6
–0.2
0.5–32
0.5
0.14–36
140.625
1.5
99.5
90
90
0.2
–1
R
T
= 63.4k
l
1
1.6
1.4
Note 3
Rising Threshold
Hysteresis
Rising Threshold
Hysteresis
Rising Threshold
Hysteresis
Rising Threshold
Hysteresis
4.2
100
37.6
2.75
45mV/R
SNSB
4.4
0.2
150
170
38.6
1.4
2.85
0.12
4.6
200
40
2.95
V
V
mV
mV
V
V
V
V
Rev B
4
For more information www.analog.com
LTC4162-S
The
l
denotes the specifications which apply over the full specified
operating junction temperature range, otherwise specifications are at T
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Embedded System
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