LTC4007EUFD-1#TRPBF Linear Technology, LTC4007EUFD-1#TRPBF Datasheet - Page 5

IC CHARGER BATTERY 4A 24-QFN

LTC4007EUFD-1#TRPBF

Manufacturer Part Number
LTC4007EUFD-1#TRPBF
Description
IC CHARGER BATTERY 4A 24-QFN
Manufacturer
Linear Technology
Type
Battery Chargerr
Datasheet

Specifications of LTC4007EUFD-1#TRPBF

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
24-WFQFN Exposed Pad
Output Current
4A
Output Voltage
4.1/4.2V
Operating Supply Voltage (min)
6V
Operating Supply Voltage (max)
28V
Operating Temp Range
-40C to 85C
Package Type
QFN
Mounting
Surface Mount
Pin Count
24
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LTC4007EUFD-1#TRPBFLTC4007EUFD-1
Manufacturer:
LT
Quantity:
10 000
Company:
Part Number:
LTC4007EUFD-1#TRPBFLTC4007EUFD-1
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Company:
Part Number:
LTC4007EUFD-1#TRPBFLTC4007EUFD-1#PBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
TYPICAL PERFOR A CE CHARACTERISTICS
V
V
I
s
d
gs
= 0V
= 0A
= 0
350
300
250
200
150
100
50
0
TEST PERFORMED ON DEMOBOARD
V
CHARGER = ON
I
CHARGE
0 0.1 0.2
INFET Response Time to
Reverse Current
PWM Frequency vs Duty Cycle
IN
= 15VDC
I
PFET (5A/DIV)
d
PROGRAMMED CURRENT = 10%
= <10mA
(REVERSE) OF
DUTY CYCLE (V
0.3
DCIN = 15V
DCIN = 20V
DCIN = 24V
1.25µs/DIV
0.4
DCIN = 20V
V
1A Load Step
(Battery Not Present)
V
PFET = 1/2 Si4925DY
0.5
FLOAT
CHARGE
V
V
gs
s
0.6
OF PFET (5V/DIV)
OUT
OF PFET (2V/DIV)
= 12.6V
CHARGER CURRENT (500mA/DIV)
OUTPUT VOLTAGE (5V/DIV)
/V
= 12.6V
0.7
IN
W
)
0.8
40071 G01
40071 G04
0.9
U
1.0
V
1V/DIV
STATE
FLOAT
LOAD
–0.05
–0.10
–0.15
–0.20
–0.25
–0.30
–0.35
–0.40
–0.45
0.10
0.05
0
40071 G07
13
LOAD CURRENT = 1A, 2A, 3A
DCIN = 20V
V
Line Regulation
Disconnect/Reconnect Battery
(Load Dump)
FLOAT
15
DISCONNECT
= 12.6V (3C4C = GND, CHEM = OPEN)
17
3A STEP
1A STEP
19
VDCIN (V)
21
C3C4 = GND
3A STEP
23
1A STEP
RECONNECT
40
35
30
25
20
15
10
25
5
0
C3C4 = OPEN
0
Battery Leakage Current vs
Battery Voltage
VDCIN = 0V
27
40071 G05
29
40071 G02
5
BATTERY VOLTAGE (V)
31
10
15
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–3.5
–4.0
–4.5
–5.0
0
DCIN = 20V
V
0
V
1A Load Step (Battery Present)
20
FLOAT
OUT
CHARGER CURRENT (1A/DIV)
OUTPUT VOLTAGE (500mV/DIV)
0.5 1.0
= 12.6V
vs I
25
3C4C = GND
3C4C = OPEN
40071 G08
OUT
OUTPUT CURRENT (A)
1.5
LTC4007-1
30
2.0
2.5
3.0
3.5
4.0
40071 G06
40071 G03
40071f
5
4.5

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