LTC4100EG#TR Linear Technology, LTC4100EG#TR Datasheet - Page 3

• Manufacturer Part Number: LTC4100EG#TR
• Description: IC CHARGER SMART BATTERY 24-SSOP
• Manufacturer: Linear Technology

Specifications of LTC4100EG#TR

• Function: Charge Management
• Battery Type: Smart Batteries
• Voltage - Supply: 6 V ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SSOP (0.200", 5.30mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
SYMBOL
Current Sense Amplifi er, CA1
CMSL
CMSH
Current Comparators I
I
I
Current Sense Amplifi er, CA2
Current Limit Amplifi er
V
I
Voltage Error Amplifi er, EA
OVSD
Input P-Channel FET Driver (INFET)
Oscillator
f
f
DC
Gate Drivers (TGATE, BGATE)
TGTR
TGTF
BGTR
BGTF
TMAX
TREV
CLN
OSC
MIN
CLP
MAX
PARAMETER
Input Bias Current into BAT Pin
CA1/I
CA1/I
Maximum Current Sense Threshold (V
Reverse Current Threshold (V
Transconductance
Source Current
Sink Current
Transconductance
Current Limit Threshold
CLN Input Bias Current
Transconductance
Sink Current
Overvoltage Shutdown Threshold as a Percent of
Programmed Charger Voltage
DCIN Detection Threshold (V
Forward Regulation Voltage (V
Reverse Voltage Turn-Off Voltage (V
INFET ON Clamping Voltage (V
INFET OFF Clamping Voltage (V
Regulator Switching Frequency
Regulator Switching Frequency in Drop Out
Regulator Maximum Duty Cycle
V
V
V
V
TGATE Transition Time
TGATE Rise Time
TGATE Fall Time
BGATE Transition Time
BGATE Rise Time
BGATE Fall Time
V
V
TGATE
TGATE
TGATE
BGATE
BGATE
BGATE
1
1
Input Common Mode Low
Input Common Mode High
High (V
Low (V
at Shutdown (V
High
Low
at Shutdown
CMP
CLP
and I
CLP
-V
-V
TGATE
REV
TGATE
CLN
)
)
-V
TGATE
DCIN
CSP
DCIN
DCIN
DCIN
–V
–V
)
–V
–V
–V
BAT
CLP
DCIN
CLP
INFET
CSP
INFET
)
)
–V
)
–V
)
CLP
)
BAT
)
A
) V
= 25°C. V
CONDITIONS
V
Measured at I
Measured at I
Measured at I
DCIN Voltage Ramping Up from V
I
I
Duty Cycle ≥ 98%
V
I
C
C
I
C
C
C
C
I
I
INFET
INFET
TGATE
BGATE
TGATE
TGATE
DCIN
ITH
CSP
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
The
= 2.5V
= V
= 1μA
= –25μA
≤ 28V
= –1mA
= 3000pF
= 3000pF
= 1mA
= 3000pF , 10% to 90%
= 3000pF , 10% to 90%
= 3000pF , 10% to 90%
= 3000pF , 10% to 90%
= –1μA
= 1μA
BAT
l
DCIN
denotes the specifi cations which apply over the full operating
TH
TH
TH,
= 20V, V
, V
, V
V
ITH
ITH
ITH
= 1.4V
= 1.4V
= 1.4V
DD
= 3.3V, V
CLP
–0.05V
BAT
= 12V unless otherwise noted. (Note 4)
●
●
●
●
●
●
●
●
●
MIN
140
102
–60
255
4.5
4.5
93
20
98
0
0
5
11.66
0.17
– 30
TYP
165
–40
100
100
107
–25
300
1.5
5.8
5.6
5.6
40
36
25
25
99
50
50
40
40
1
1
LTC4100
V
CLN
MAX
0.25
0.25
200
107
110
345
110
100
100
100
6.5
50
50
10
10
50
90
80
–0.2
UNITS
mmho
mmho
mmho
4100fb
3
kHz
kHz
mV
mV
mV
mV
mV
mV
mV
mV
mV
μA
μA
μA
nA
μA
ns
ns
ns
ns
%
%
V
V
V
V
V
V
V