DC1645A-B Linear Technology, DC1645A-B Datasheet - Page 4

• Manufacturer Part Number: DC1645A-B
• Description: BOARD EVAL LTM8061-4.2
• Manufacturer: Linear Technology
• Series: LTM®, uModule®r

Specifications of DC1645A-B

• Main Purpose: Power Management, Battery Charger
• Embedded: No
• Utilized Ic / Part: LTM8061
• Primary Attributes: 2 Cell- Li-Ion, 4.2V 2A Output
• Secondary Attributes: LED Status Indicators
• Lead Free Status / RoHS Status: Not applicable / Not applicable

DC1645A-A/DC1645A-B/
DC1645A-C/DC1645A-D
QUICK START PROCEDURE
PARTS LIST
Required Circuit Components
Additional Demo Board Circuit Components
Hardware For Demo Board Only
4
ITEM
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
1
2
3
4
Figure 4. Effi ciency vs I
95
90
85
80
75
70
65
60
QUANTITY
0
10
1
1
1
1
1
1
1
0
1
1
1
3
0
1
0
2
2
2
4
500
V
INA
I
BAT
1000
DESCRIPTION
= 24V
REFERENCE-
(mA)
R1,R5,R6
JP1, JP2
JP1, JP2
R9,R10
E1-E10
C1,C2
BAT
R2
R3
U1
D1
D2
R4
R7
R8
C4
C5
C6
C3
, 8.2V
1500
V
INA
= 12V
BAT
1645A F04
2000
CAP , 10μF 10% 35V X5R, 1210
CAP , 0.68μF 10% 10V X5R, 0402
CAP , 47μF 20% 16V X5R, 1210
RES, 0.02Ω 1% 1/2W, 1206
RES, 0.1Ω 1% 1/2W, 1206
IC, 32V, 2A μModule Li Ion Battery Chrager
FAB, PRINTED CIRCUIT BOARD
CAP , 4.7μF 10% 50V X7R, 1210 OPT.
CAP , 22μF 20% 50V
LED, GREEN
LED, RED
RES, 0Ω JUMPER, 1206
RES, OPT. 1206
RES, 100k 1% 1/10W, 0603
RES, OPT. 0805
RES, 5.1k 1% 1/4W, 1206
TURRET
HEADER, 3-PIN, 2mm
SHUNT, 2mm
STANDOFF , SNAP ON
DESCRIPTION
1600
1400
1200
1000
Figure 5. Input Current vs I
800
600
400
200
0
0
500
MURATA, GRM32ER7YA106KA12L
MURATA, GRM155R61A684KE15D
TAIYO YUDEN, EMK325BJ476MM-G
IRC, LR1206LF-01-R020-F
IRC, LRC1206-01-R100-F
LTM8061EV-4.1 (-A only)
LTM8061EV-4.2 (-B only)
LTM8061EV-8.2 (-C only)
LTM8061EV-8.4 (-D only)
DEMO CIRCUIT 1645A
MURATA, GRM32ER71H475KA091B OPT
SUNCON, 50CE22BS
PANASONIC, LN1351C
PANASONIC, LN1251C
NIC, NRC12ZOTRF
OPTION
NIC, NRC06F1003TRF
OPTION
NIC, NRC12F5101TRF
MILL MAX, 2501-2-00-80-00-00-07-0
SAMTEC, TMM-103-02-L-S
SAMTEC, 2SN-BK-G
KEYSTONE, 8834
MANUFACTURERS PART NUMBER
I
BAT
V
1000
INA
(mA)
V
= 12V
INA
= 24V
BAT
1500
, 8.2V
8061 G07
BAT
2000
dc1645af