LTC3559 Linear Technology, LTC3559 Datasheet - Page 2

• Manufacturer Part Number: LTC3559
• Description: Linear USB Battery Charger
• Manufacturer: Linear Technology

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ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
LTC3559
(Note 1)
V
t< 1ms and duty cycle< 1% .......................... –0.3V to 7V
V
BAT, CHRG, SUSP ........................................ –0.3V to 6V
HPWR, NTC, PROG ....... –0.3V to Max (V
PROG Pin current ................................................1.25mA
BAT Pin Current ..........................................................1A
PV
EN1, EN2, MODE .......................................... –0.3V to 6V
FB1, FB2, SW1, SW2 ............–0.3V to PV
I
Junction Temperature (Note 2) ............................. 125°C
Operating Temperature Range (Note 3) ... –40°C to 85°C
Storage Temperature .............................. –65°C to 125°C
range, otherwise specifi cations are at T
SYMBOL
Battery Charger. V
V
I
V
I
I
V
ΔV
V
ΔV
V
h
I
V
2
VCC
CHG
BAT
TRKL
SW1
PROG
CC
FLOAT
UVLO
DUVLO
PROG
TRKL
CC
CC
UVLO
DUVLO
IN
(Transient);
(Static) .................................................. –0.3V to 6V
, I
................................................ –0.3V to BAT + 0.3V
SW2
PARAMETER
Input Supply Voltage
Battery Charger Quiescent Current (Note 4) Standby Mode, Charge Terminated
BAT Regulated Output Voltage
Constant Current Mode Charge Current
Battery Drain Current
Undervoltage Lockout Threshold
Undervotlage Lockout Hystersis
Differential Undervoltage Lockout
Threshold
Differential Undervoltage Lockout
Hysteresis
PROG Pin Servo Voltage
Ratio of I
Trickle Charge Current
Trickle Charge Threshold Voltage
......................................................600mA DC
CC
= 5V, BAT = PV
BAT
to PROG Pin Current
IN
= 3.6V, R
A
= 25°C.
PROG
CC
= 1.74k, HPWR = 5V, SUSP = NTC = EN1 = EN2 = 0V
IN
, BAT) + 0.3V
CONDITIONS
Suspend Mode, V
0°C ≤ T
HPWR = 5V
HPWR = 0V
Standby Mode, Charger Terminated
Shutdown, V
Suspend Mode, SUSP = 5V, BAT = 4.2V
BAT = 3.5V, V
BAT = 3.5V
BAT = 4.2V, (V
BAT = 4.2V
HPWR = 5V
HPWR = 0V
BAT < V
BAT < V
BAT Rising
+ 0.3V or 6V
A
TRKL
TRKL
≤ 85°C
The
CC
CC
CC
●
< V
Rising
denotes specifi cations that apply over the full operating temperature
– BAT) Falling
SUSP
UVLO
PACKAGE/ORDER INFORMATION
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
= 5V
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking:
, BAT = 4.2V
ORDER PART NUMBER
LTC3559EUD
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
MODE
16-LEAD (3mm × 3mm) PLASTIC QFN
GND
BAT
FB1
http://www.linear.com/leadfree/
T
JMAX
1
2
3
4
16 15 14 13
5
= 125°C, θ
UD PACKAGE
●
●
TOP VIEW
6
17
4.179
4.165
7
3.85
MIN
440
4.3
2.8
JA
84
30
36
= 68°C/W
8
UD PART MARKING
12
11
10
9
4.200
4.200
1.000
0.200
0.100
–3.5
–2.5
–1.5
TYP
200
460
200
130
800
HPWR
SUSP
FB2
EN2
8.5
4.0
2.9
92
50
46
LCMB
4.221
4.235
4.125
MAX
400
500
100
5.5
3.0
17
–7
–4
–3
70
56
mA/mA
UNITS
3559f
mA
mA
mV
mV
mV
mA
μA
μA
μA
μA
μA
V
V
V
V
V
V
V
V