Datasheet

2
LTC4006
4006fa
Voltage from DCIN, CLP, CLN, TGATE, INFET,
ACP/SHDN, CHG to GND ....................... +32V to –0.3V
Voltage from CLP to CLN..................................... ±0.3V
CSP, BAT to GND................................... +28V to –0.3V
R
T
to GND ................................................. +7V to –0.3V
NTC ........................................................ +10V to –0.3V
Operating Ambient Temperature Range
(Note 4) ............................................. – 40°C to 85°C
Operating Junction Temperature ......... – 40°C to 125°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
ABSOLUTE MAXIMUM RATINGS
W
WW
U
PACKAGE/ORDER INFORMATION
W
U
U
ORDER PART
NUMBER
LTC4006EGN-2
LTC4006EGN-4
LTC4006EGN-6
T
JMAX
= 125°C, θ
JA
= 110°C/W
The ● denotes specifications which apply over the full operating
temperature range (Note 4), otherwise specifications are at T
A
= 25°C. V
DCIN
= 20V, V
BAT
= 12V unless otherwise noted.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
GN PART MARKING
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
DCIN
CHG
ACP/SHDN
R
T
GND
NTC
I
TH
I
MON
INFET
BGATE
PGND
TGATE
CLN
CLP
BAT
CSP
40062
40064
40066
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
DCIN Operating Range 628V
I
DCIN
DCIN Operating Current Sum of Current from CLP, CLN, DCIN 3 5 mA
V
TOL
Voltage Accuracy (Note 2)
LTC4006-6 8.333 8.4 8.467 V
LTC4006-6
● 8.316 8.4 8.484 V
LTC4006-2 12.499 12.6 12.700 V
LTC4006-2
● 12.474 12.6 12.726 V
LTC4006-4 16.665 16.8 16.935 V
LTC4006-4
● 16.632 16.8 16.968 V
I
TOL
Current Accuracy (Note 3) V
CSP
– V
BAT
Target = 100mV – 4 4 %
V
BAT
= 11.5V (LTC4006-2) ● –5 5 %
V
BAT
= 7.6V (LTC4006-6)
V
BAT
= 12V (LTC4006-4)
V
BAT
< 6V, V
CSP
– V
BAT
Target = 10mV –60 60 %
6V ≤ V
BAT
≤ V
LOBAT
,–4040%
V
CSP
– V
BAT
Target = 10mV
T
TOL
Termination Timer Accuracy R
RT
= 270k ● –15 15 %
Shutdown
Battery Leakage Current DCIN = 0V 20 35 µA
DCIN = 0V
● 25 45 µA
DCIN = 20V, V
SHDN
= 0V, V
BAT
= 12V ● –10 0 10 µA
UVLO Undervoltage Lockout Threshold DCIN Rising, V
BAT
= 0V ● 4.2 4.7 5.5 V
Shutdown Threshold at ACP/SHDN ● 1 2.5 V
DCIN Current in Shutdown V
SHDN
= 0V, Sum of Current from CLP, 2 3 mA
CLN, DCIN
Current Sense Amplifier, CA1
Input Bias Current Into BAT Pin 11.67 µA
CMSL CA1/I
1
Input Common Mode Low ● 0V
CMSH CA1/I
1
Input Common Mode High ● V
CLN
– 0.2 V
(Note 1)
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/