Datasheet

P0023-20
bq78PL114S12
RGZPackage
(TopView)
CHG
SDO0
DSG
SDI1
PRE
P1N
EFCIC
P2S
EFCID
P2N
CCBAT
SDO2
CCPACK
SDI3
VLDO1
P3S
CSBAT
P3N
CSPACK
P4S
OSCI
P4N
OSCO
P-LAN
1
2
3
4
5
6
7
8
9
10
11
12
13 14 15 16 17 18 19 20 21 22 23 24
LED5/SEG5
VSS
LED4/SEG4
V1
LED3/SEG3
XT1
LED2/SEG2
XT2
LED1/SEG1
V2
PSH/BP/TP
VLDO2
SPROT
V3
FIELD
XT3
NC
XT4
NC
V4
NC
SMBDAT
RSTN
SMBCLK
36
35
34
33
32
31
30
29
28
27
26
25
48 47 46 45
44 43 42 41 40 39 38 37
ThermalPad
bq78PL114
www.ti.com ................................................................................................................................................ SLUS850B – SEPTEMBER 2008 – REVISED APRIL 2009
Figure 6. bq78PL114S12 Pinout
bq78PL114S12 TERMINAL FUNCTIONS
NAME NO. TYPE
(1)
DESCRIPTION
CCBAT 6 IA Coulomb counter input (sense resistor), connect to battery negative
CCPACK 7 IA Coulomb counter input (sense resistor), connect to pack negative
CHG 1 O Charge MOSFET control (active-high, low opens MOSFET)
CSBAT 9 IA Current sense input (safety), connect to battery negative
CSPACK 10 IA Current sense input (safety), connect to pack negative
DSG 2 O Discharge MOSFET control (active-high, low opens MOSFET)
EFCIC 4 I External charge MOSFET control input
EFCID 5 I External discharge MOSFET control input
FIELD 29 O EPD field segment
LED1/SEG1 32 O LED1 – open-drain, active-low, LCD and EPD segment 1
LED2/SEG2 33 O LED2 – open-drain, active-low, LCD and EPD segment 2
LED3/SEG3 34 O LED3 – open-drain, active-low, LCD and EPD segment 3
LED4/SEG4 35 O LED4 – open-drain, active-low, LCD and EPD segment 4
LED5/SEG5 36 O LED5 – open-drain, active-low, LCD and EPD segment 5
N/C 26, 27 IO Connect 1-M Ω resistor to VSS
N/C 28 O No connect
OSCI 11 I External oscillator input (no connect, internal oscillator used)
(1) I – input, IA – analog input, O – output, OA – analog output, P – power
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Product Folder Link(s): bq78PL114