LTC4007-1 Linear Technology, LTC4007-1 Datasheet - Page 2

• Manufacturer Part Number: LTC4007-1
• Description: Li-Ion Battery Charger
• Manufacturer: Linear Technology

ABSOLUTE
ELECTRICAL CHARACTERISTICS
LTC4007-1
(Note 1)
Voltage from DCIN, CLP, CLN to GND ....... + 32V/– 0.3V
PGND with Respect to GND ................................. ±0.3V
CSP, BAT to GND ....................................... +28V/– 0.3V
CHEM, 3C4C, R
NTC ............................................................ +10V/– 0.3V
ACP, SHDN, CHG, FLAG,
FAULT, LOBAT, I
CLP to CLN ........................................................... ±0.5V
Operating Ambient Temperature Range
Operating Junction Temperature ......... – 40°C to 125°C
Storage Temperature Range ................. – 65°C to 125°C
temperature range (Note 4), otherwise specifications are at T
SYMBOL
I
V
I
T
Shutdown
UVLO
2
Q
TOL
SAMPLE
TOL
(Note 4) ............................................. – 40°C to 85°C
PARAMETER
DCIN Operating Range
Operating Current
Charge Voltage Accuracy
Charge Current Accuracy (Note 3)
Measured Sample Time
Battery Leakage Current
Undervoltage Lockout Threshold
Shutdown Threshold at SHDN
SHDN Pin Current
Operating Current in Shutdown
T
CL ..............................................
to GND .............................. +7V/– 0.3V
W
MAXIMUM
W W
RATINGS
U
+ 32V/– 0.3V
CONDITIONS
Sum of Current from CLP, CLN , DCIN
Nominal Values: 12.3V, 12.6V, 16.4V, 16.8V
(Note 2)
V
V
6V ≤ V
Target = 10mV
R
DCIN = 0V
SHDN = 3V
DCIN Rising, V
V
CLN, DCIN
CSP
BAT
SHDN
RT
The
= 1190k
< 6V, V
A
– V
BAT
= 0V, Sum of Current from CLP,
= 25°C. V
●
BAT
denotes specifications which apply over the full operating
≤ V
Target = 100mV
CSP
LOBAT
PACKAGE/ORDER
BAT
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking:
– V
ORDER PART NUMBER
DCIN
= 0
, V
BAT
CSP
LTC4007EUFD-1
= 20V, V
Target = 10mV
EXPOSED PAD (PIN 25), GND AND PGND SHOULD BE CONNECTED
– V
BAT
BAT
LOBAT
TOGETHER WITH A LOW OHMIC CONNECTION.
FAULT
3C4C
GND
ACP
NTC
24-LEAD (4mm × 5mm) PLASTIC QFN
R
= 12V unless otherwise noted.
T
http://www.linear.com/leadfree/
1
2
3
4
5
6
7
T
JMAX
24
8
= 125°C, θ
●
●
●
●
●
●
●
UFD PACKAGE
23 22 21 20
TOP VIEW
9
25
10 11 12
–0.8
–1.0
MIN
–10
4.2
– 4
– 5
42
6
1
JA
INFORMATION
U
= 90°C/W
UFD PART MARKING
www.DataSheet4U.com
TYP
– 10
±60
±35
19
18
17
16
15
14
13
4.7
1.6
20
3
2
40071
NC
PGND
TGATE
CLN
CLP
FLAG
CHEM
W
MAX
0.8
1.0
5.5
2.5
28
60
35
10
5
4
5
3
UNITS
U
40071f
mA
mA
ms
µA
µA
µA
%
%
%
%
%
%
V
V
V