LTC4006EGN-2 Linear Technology, LTC4006EGN-2 Datasheet - Page 4

• Manufacturer Part Number: LTC4006EGN-2
• Description: IC CHARGER BATTERY 4A 16-SSOP
• Manufacturer: Linear Technology

Specifications of LTC4006EGN-2

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 6 V ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP (0.150", 3.90mm Width)
• Output Current: 4A
• Output Voltage: 12.6V
• Operating Supply Voltage (min): 6V
• Operating Supply Voltage (max): 28V
• Operating Temp Range: -40C to 85C
• Package Type: SSOP N
• Mounting: Surface Mount
• Pin Count: 16
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ELECTRICAL CHARACTERISTICS
LTC4006
temperature range (Note 4), otherwise specifications are at T
SYMBOL
Oscillator
f
f
DC
Gate Drivers (TGATE, BGATE)
TGTR
TGTF
BGTR
BGTF
Note 1: Stresses beyond those listed under Absolute Maximum Ratings
may cause permanent damage to the device. Exposure to any Absolute
Maximum Rating condition for extended periods may affect device
reliability and lifetime.
Note 2: See Test Circuit
4
TYPICAL PERFOR A CE CHARACTERISTICS
OSC
MIN
V
V
I
s
d
gs
MAX
= 0V
= 0A
= 0
TEST PERFORMED ON DEMOBOARD
V
CHARGER = ON
I
INFET Response Time to
Reverse Current
CHARGE
IN
= 15VDC
PARAMETER
Regulator Switching Frequency
Regulator Switching Frequency in Drop Out
Regulator Maximum Duty Cycle
V
V
V
V
TGATE Transition Time
BGATE Transition Time
V
V
I
PFET (5A/DIV)
TGATE
BGATE
TGATE
BGATE
TGATE
BGATE
d
TGATE Rise Time
TGATE Fall Time
BGATE Rise Time
BGATE Fall Time
= <10mA
(REVERSE) OF
High (V
High
Low (V
Low
at Shutdown (V
at Shutdown
1.25µs/DIV
CLN
CLN
LTC4006-2
INFET = 1/2 Si4925DY
V
V
gs
s
– V
– V
OF PFET (5V/DIV)
OF PFET (2V/DIV)
TGATE
TGATE
CLN
W
– V
)
)
TGATE
4006 G01
U
)
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–3.5
–4.0
–4.5
–5.0
0
0
V
DCIN = 20V
V
OUT
BAT
0.5 1.0
Duty Cycle ≥ 98%
V
I
C
C
I
C
C
C
C
I
I
CONDITIONS
TGATE
BGATE
TGATE
BGATE
CSP
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
= 12.6V
vs I
The
A
= V
OUT
OUTPUT CURRENT (A)
= –1mA
= 3000pF
= 3000pF
= 3000pF, 10% to 90%
= 3000pF, 10% to 90%
= 3000pF, 10% to 90%
= 3000pF, 10% to 90%
= –1µA, DCIN = 0V, CLN = 12V
= 1mA
= 1µA, DCIN = 0V, CLN = 12V
= 25°C. V
●
1.5
BAT
denotes specifications which apply over the full operating
2.0
Note 3: Does not include tolerance of current sense resistor.
Note 4: The LTC4006E is guaranteed to meet performance specifications
from 0°C to 70°C. Specifications over the –40°C to 85°C operating
temperature range are assured by design, characterization and correlation
with statistical process controls.
2.5
DCIN
3.0
= 20V, V
3.5
4.0
4006 G02
BAT
4.5
= 12V unless otherwise noted.
350
300
250
200
150
100
50
0
0 0.1 0.2
PWM Frequency vs Duty Cycle
MIN
255
4.5
4.5
20
98
PROGRAMMED CURRENT = 10%
DUTY CYCLE (V
0.3
DCIN = 15V
DCIN = 20V
DCIN = 24V
TYP
300
0.4
5.6
5.6
40
40
25
99
50
50
0.5
0.6
OUT
MAX
345
110
100
100
100
50
10
10
50
90
80
/V
0.7
IN
)
0.8
0.9
4006 G03
UNITS
4006fa
kHz
kHz
mV
mV
mV
mV
1.0
ns
ns
ns
ns
%
V
V