STEVAL-ISA076V1 STMicroelectronics, STEVAL-ISA076V1 Datasheet - Page 6

• Manufacturer Part Number: STEVAL-ISA076V1
• Description: BOARD DEMO BATT CHRGR L6924D
• Manufacturer: STMicroelectronics

Specifications of STEVAL-ISA076V1

• Design Resources: STEVAL-ISA076V1 Bill of Materials STEVAL-ISA076V1 Gerber Files STEVAL-ISA076V1 Schematics
• Featured Product: STM32 Cortex-M3 Companion Products
• Main Purpose: Power Management, Battery Charger
• Embedded: No
• Utilized Ic / Part: L6924D
• Primary Attributes: 1 Cell- Li-Ion / Li-Pol, 4.1V or 4.2V @ 1A, 12V Input
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Secondary Attributes: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-11036

Pins description and connection diagrams
Table 2.
6/38
12
13
14
15
16
I/O
O
I
I
I
V
V
I
I
I
Pin functions
END
PRG
PRE
REF
PRE
External reference voltage pin.(reference voltage is 1.8 V±2%)
Charge termination pin.
A resistor connected from this pin to GND fixes the charge termination current threshold
I
End-of-charge current on page
current delivered to the battery (Gas Gauge function).
Multifunction pin.
A resistor connected to GND allows the user to adjust the pre-charge voltage threshold
V
If the pin is floating, V
2.8 V and the charge is not automatically terminated when I < I
If the voltage on V
reset.
Charge current program pin.
A resistor connected from this pin to GND, fixes the fast charge current value (I
accuracy of 7%.
Pre-charge current program pin.
If the pin is floating I
different value, the pin has to be connected to GND or V
Chapter 7.2: Pre-charge current on page
ENDTH
PRETH
: if I < I
.
ENDTH
PRE
, the charger behaves according to the V
PRETH
PRETH
goes lower than 0.5 V (edge sensitive), the maximum charging time is
Doc ID 11908 Rev 9
is equal to 10% of I
= 2.8 V. If the voltage on V
19). The voltage across the resistor is proportional to the
17.
CHG
. If I
PRETH
PRE
REF
pin is lower than 0.8 V, V
,
has to be programmed at a
through a resistor see
PRE
ENDTH
status (see
.
Chapter 7.5:
CHG
), with an
PRETH
L6924D
=