L6924D STMicroelectronics, L6924D Datasheet - Page 8

• Manufacturer Part Number: L6924D
• Description: IC BATTERY CHARGER SYS 16-VFQFPN
• Manufacturer: STMicroelectronics

Specifications of L6924D

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 2.5 V ~ 12 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-VFQFN
• Product: Charge Management
• Output Current: 30 mA
• Operating Supply Voltage: 2.5 V to 12 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• For Use With: 497-8428 - BOARD EVAL CHARGER ST7260/L6924D497-8247 - BOARD EVAL FOR L6924UTR497-5504 - EVAL BOARD FOR L6924D
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical specifications
4
4.1
Table 5.
8/38
T
Symbol
T
V
V
V
V
MAXCH
R
I
I
I
I
ST1,2
PRECH
PRECH
PRECH
ENDTH
SD
V
MAXCH
I
I
OUT
I
PRETH
PRETH
PRETH
DS(on)
SINK
IN
CHG
(2)
IN
(1)
TH
(1)
(1)
(2)
Operating input voltage
Start up threshold
Supply current
Current flowing from V
Battery regulated voltage
Charge current
Pre-Charge current
[default value = 10% I
Pre-Charge current
Pre-Charge current
Pre-Charge voltage threshold
[default]
Pre-Charge voltage threshold
Pre-Charge voltage threshold
[default]. Charge termination
disabled
Termination current
Maximum charging time
Maximum charging time accuracy
Shutdown threshold high
Shutdown threshold low
Output status sink current
Power MOSFET resistance
Electrical specifications
Electrical characteristics
T
Electrical characteristics
J
= 25 °C, V
Parameter
IN
= 5 V, unless otherwise specified.
CHG
OUT
]
Doc ID 11908 Rev 9
Charging mode (R
Shutdown mode (R
Shutdown mode (R
Stand by mode (R
(V
V
V
R
R
I
R
R
R
R
R
V
R
R
C
R[I
C
R
Status on
R
PRE
OPRG
OPRG
PRG
PRG
PRG
PRE
PRG
PRE
PRG
PRE
VPRE
END
TPRG
TPRG
PRG
DS(on)
IN
PRG
= 2.5V < V
floating
= V
= 62kΩ to GND;
= 39kΩ to V
= 3K3
= 24kΩ
= 12kΩ
= 24kΩ
= 24kΩ
= 24kΩ
= 24kΩ
] = 24kΩ
= 13kΩ; R
= 10nF
= 5.6nF
at V
at GND
@I
Test condition
PRETHDefault
CHG
IN
= 500mA
BATTERY
PRG
REF
PRG
PRG
PRG
PRG
;
= Floating
= 12kΩ
= 24kΩ)
= 24kΩ)
)
= 24kΩ)
= 24kΩ)
4.06
4.16
29.5
2.87
Min
450
905
2.5
2.7
2.7
0.4
41
57
12
10%
3.03
Typ
490
975
280
1.8
4.1
4.2
2.8
2.8
60
49
67
35
16
10
3
1045
Max
4.14
4.24
40.1
3.19
500
500
525
380
4.1
2.5
2.9
2.9
12
80
56
78
20
2
L6924D
hours
Unit
mΩ
mA
mA
mA
mA
mA
mA
mA
mA
µA
nA
nA
V
V
V
V
V
V
V
V
V