ltm8062 Linear Technology Corporation, ltm8062 Datasheet - Page 17

• Manufacturer Part Number: ltm8062
• Description: Ltm8062 32vin, 2a ?module Power Tracking Battery Charger Features
• Manufacturer: Linear Technology Corporation

APPLICATIONS INFORMATION
TYPICAL APPLICATIONS
POWER UNIT
2A Solar Panel Power Manager with 8.4V Lithium Ion Battery Pack and 16V Peak Power Tracking
JUNCTION
μMODULE DEVICE
SOLAR
9.5V TO 32V
V
IN
4.7μF
V
DC
IN
Basic 2A, 2-Cell LiFePO
4.7μF
499k
100k
(BOTTOM) RESISTANCE
JUNCTION-TO-CASE
Figure 8. Thermal Resistances Among μModule Device
Printed Circuit Board and Ambient Environment
JUNCTION-TO-AMBIENT RESISTANCE (JESD 51-9 DEFINED BOARD)
JUNCTION-TO-BOARD RESISTANCE
JUNCTION-TO-CASE (TOP)
V
V
V
RUN
TMR
NTC
V
V
V
RUN
TMR
NTC
RESISTANCE
INA
IN
INREG
INA
IN
INREG
LTM8062
LTM8062
CASE (BOTTOM)-TO-BOARD
GND
GND
4
Battery Charger with C/10 Termination
RESISTANCE
FAULT
FAULT
CHRG
CHRG
8062 TA02
BIAS
BIAS
BAT
ADJ
BAT
ADJ
642k
412k
549k
459k
+
CASE (TOP)-TO-AMBIENT
BOARD-TO-AMBIENT
(OPTIONAL
ELECTROLYTIC
CAPACITOR)
2-CELL
LiFePO
(2× 3.6V)
BATTERY
RESISTANCE
RESISTANCE
4
+
(OPTIONAL
ELECTROLYTIC
CAPACITOR)
80421 F08
2-CELL
Li-ION
(2× 4.2V)
BATTERY
NTC
10k
B = 3380
AMBIENT
LTM8062
8062 TA03
17
8062f