LTC1730ES8-4.2 Linear Technology, LTC1730ES8-4.2 Datasheet - Page 12

• 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

LTC1730-4/LTC1730-4.2
PART NUMBER
LTC1731
LTC1732
LT1510-5
LTC1729
LTC1733
LTC1734
LTC4050
12
TYPICAL APPLICATIO S
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
DESCRIPTION
Li-Ion Linear Battery Charger Controller
Li-Ion Linear Battery Charger Controller
500kHz CC/CV Switching Battery Charger
Termination Controller for Li-Ion
Li-Ion Battery Charger with Internal FET
ThinSOT Li-Ion Battery Charger
Li-Ion Linear Charger with Thermistor Interface
*NTC: DALE NTHS-1206N02
*NTC: DALE NTHS-1206N02
4.1k
10k
NTC*
CHARGE
U
STATUS
Single Cell 4.2V Li-Ion Battery Charger (16-Pin Package)
Using External N-MOSFET for Higher Charge Current
1k
www.linear.com
R4
4.1k
1k
D3
R3
10k
NTC*
V
CC
R1
1k
1k
C
TIMER
0.1 F
0.1 F
11
12
3
6
6
4
5
CHRG
NTC/SHDN
CHRG
ACPR
FAULT
NTC/SHDN
SEL
TIMER
TIMER
LTC1730ES8-4.2
LTC1730EGN-4
5
10
V
V
CC
CC
2
3
SENSE
GND
SENSE
NC
GATE
GATE
GND
BAT
BAT
4
7, 14
V
COMMENTS
CC/CV Charges Li-Ion Cells, 8-Lead MSOP
Stand Alone Charger, Automatic Battery Detection, 10-Lead MSOP
Most Compact, Up to 1.5A, Charges NiCd, NiMH, Li-Ion Cells
Time or Charge Current Termination, Automatic Charger/Battery
Detection Status Output, Preconditioning, 8-Lead MSOP
1.5A CC/CV, 10-Lead Enhanced MSOP, Thermal Regulation for Constant
Temperature, No Blocking Diode, No Sense Resistor Required
Only Two External Components, Up to 700mA I
Current Diode Required, No Sense Resistor Required
Stand Alone Charger; 10-Lead MSOP, Up to 1A Charge Current
IN
V
1
7
8
0.022 F
2
13
15
1, 8, 9,16
= 5V TO 12V WITH 2A CURRENT LIMIT
IN
= 5V TO 12V WITH 600mA CURRENT LIMIT
R2
10k
10k
C3
0.047 F
0.047 F
Li-Ion
BATTERY
Q1
Si2302DS
R
25m
Li-Ion
BATTERY
D1
MBRS120T3
SENSE
0.1
1730 TA04
0.022 F
1730 TA03
4.7
4.7
C1
1 F
1 F
LINEAR TECHNOLOGY CORPORATION 2001
LT/TP 0902 1K • PRINTED IN USA
CHARGE
, No Reverse
sn1730 1730fs