LTC1730ES8-4.2 Linear Technology, LTC1730ES8-4.2 Datasheet - Page 2

• Manufacturer Part Number: LTC1730ES8-4.2
• Description: IC BATT PULSE CHRGR LI-ION 8SOIC
• Manufacturer: Linear Technology

Specifications of LTC1730ES8-4.2

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 4.5 V ~ 12 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ABSOLUTE AXI U RATI GS
DC ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
LTC1730-4/LTC1730-4.2
Supply Voltage (V
SENSE, GATE, BAT,
TIMER, NTC/SHDN, SEL ............................ – 0.3V to V
CHRG, ACPR, FAULT ..............................– 0.3V to 13.2V
Consult LTC Marketing for parts specified with wider operating temperature ranges.
SYMBOL
V
I
V
I
I
V
V
R
V
2
CC
MAX
TRICKL
CC
BAT
TRICKL
ASD
SHDN
DS(ON)
* FOUR CORNER PINS ARE FUSED TO
** NO INTERNAL CONNECTION
SENSE
FAULT
CHRG
GND*
GND*
ACPR
NC**
INTERNAL DIE ATTACH PADDLE FOR
HEAT SINKING. CONNECT THESE FOUR
PINS TO EXPANDED PC LANDS FOR
PROPER HEAT SINKING.
V
CC
T
16-LEAD PLASTIC SSOP
JMAX
1
2
3
4
5
6
7
8
PARAMETER
Supply Voltage
Supply Current
Regulated Output Voltage
Maximum Charge Overcurrent
Trickle Charge Current
Trickle Charge Trip Threshold
Automatic Shutdown Threshold Voltage
(Sleep Mode)
Internal Switch On-Resistance
Shutdown Threshold Voltage
GN PACKAGE
= 125 C,
TOP VIEW
JA
CC
W
= 90 C/W
) ............................................ 13.2V
16
15
14
13
12
11
10
9
GND*
BAT
NC**
GATE
SEL
NTC/SHDN
TIMER
GND*
W W
GN PART MARKING
LTC1730EGN-4
ORDER PART
NUMBER
17304
CONDITIONS
Charger On; Fast Charge Mode
Shutdown: V
Sleep Mode; V
LTC1730ES8-4.2 (5V V
LTC1730EGN-4 (5V V
LTC1730EGN-4 (5V V
R
V
(V
(V
V
NTC/SHDN Pin High to Low
BAT
BAT
SENSE
U
CC
CC
A
= 25 C. V
– V
– V
= 2V
= 4V
= 0.1
BAT
BAT
) Low to High
) High to Low
NTC/SHDN
BAT
CC
(Note 1)
CC
The
= 4V
= 6V unless otherwise noted.
= 0V
SENSE
Operating Junction
Temperature Range (Note 2) .................. – 40 C to 85 C
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
CHRG
CC
CC
GND
denotes the specifications which apply over the full operating
CC
V
CC
T
12V), SEL = GND
12V), SEL = V
JMAX
12V)
1
2
3
4
8-LEAD PLASTIC SO
= 125 C,
S8 PACKAGE
TOP VIEW
JA
CC
= 110 C/W
8
7
6
5
BAT
GATE
NTC/SHDN
TIMER
4.158
4.059
4.158
MIN
4.5
0.7
15
0
S8 PART MARKING
LTC1730ES8-4.2
2.45
0.35
TYP
ORDER PART
4.2
4.1
4.2
35
2
2
1
NUMBER
173042
4.242
4.141
4.242
MAX
2.55
150
1.3
12
60
50
5
5
1
sn1730 1730fs
UNITS
mA
mA
mA
mV
mV
mV
V
A
V
V
V
A
V