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Dual-Protection ICs
(for Rechargeable Lithium-ion Batteries)
Absolute maximum ratings
Total power
Type No.
Package
Input voltage
dissipation
(V)
(W)
LV51114LF
-0.3 to +7
0.3
SON5(1.6×2.0)
❈
LV51115T
-0.3 to +7
0.35
SOT-23-6
❈
LV51115LF
-0.3 to +7
0.3
SON5(1.6×2.0)
❈
LV51116T
-0.3 to +7
0.35
SOT-23-6
❈
LV51116LF
-0.3 to +7
0.3
SON5(1.6×2.0)
❈
LV51117T
-0.3 to +7
0.35
SOT-23-6
❈
LV51117LF
-0.3 to +7
0.3
SON5(1.6×2.0)
❈
LV51118T
-0.3 to +7
0.35
SOT-23-6
❈
LV51118LF
-0.3 to +7
0.3
SON5(1.6×2.0)
❈
LV51119T
-0.3 to +7
0.35
SOT-23-6
❈
LV51119LF
-0.3 to +7
0.3
SON5(1.6×2.0)
❈
LV51140T
-0.3 to +7
0.35
SOT-23-6
●
LV51140LF
-0.3 to +7
0.3
SON5(1.6×2.0)
❈
LV51141T
-0.3 to +7
0.35
SOT-23-6
●
LV51141LF
-0.3 to +7
0.3
SON5(1.6×2.0)
❈
LV51142T
-0.3 to +7
0.35
SOT-23-6
❈
LV51142LF
-0.3 to +7
0.3
SON5(1.6×2.0)
❈
Rechargeable Battery Charge Control ICs
Absolute
Total power
maximum ratings
Type No.
Battery type
dissipation
Input voltage
(W)
(V)
Lithium-ion,
LA5636M
14.5
0.36
nickel-metal hydride
LA5645M
Charger
14.5
0.3
❈
Dedicated Reset Function ICs
Absolute
Total power
maximum ratings
Type No.
dissipation
Package
Input voltage
(W)
(V)
LA5623M
-0.3 to +12
0.3
MFP8(225mil)
LED Driver ICs
Type No.
Input voltage Channels
Package
LV5213LP
3.0 to 4.5
3ch
VCT16(2.6×2.6)
LV5215LF
3.0 to 4.5
4ch
VQFN12(2.0×2.0)
●
LV5217GP
3.0 to 4.5
3ch
VCT16(2.6×2.6)
●
11
Continued from preceding page.
Functions/Features
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
1-cell Lithium-ion rechargeable battery protection IC
Package
Functions/Features
Car battery DC/DC converter control IC, output voltage propor-
MFP10S(225mil)
tional to PWM input signal, for charging lithium-ion batteries
Constant-voltage, constant-current control IC, high precision
MFP8(225mil)
reference voltage (1.5V+1%), input offset voltage (2mV max.)
Functions/Features
2-system reset IC with built-in 1.25V, and 4.2V reference voltages,
delay time 25ms, 50ms, 100ms, or 200ms switchable
Circuit functions and applications
3-channel LED driver for cell phones
4-channel LED driver for cell phones
3-channel LED driver for cell phones
DC-DC Converter (Control) ICs [Step down]
DC-DC Converter (Control) ICs [Step down]
LA5734MP/71/71MP/72/72MP/
LA5734MP/71/71MP/72/72MP/
74/74MP/77/77MP/79/79MP
74/74MP/77/77MP/79/79MP
●: New products and
❈: Development
■ Applications
P
Separately-excited step-down switching regulator
■ Functions/Features
● Low-ESR capacitor with increased reliability applicable
as the output smoothing capacitor (LA5774/74MP)
● High effi ciency
● 4 external parts
● Built-in reference oscillator (160kHz)
● Built-in current limiter
● Built-in thermal shutdown circuit
● Built-in soft start circuit
(LA5771/71MP/72/72MP/74/74MP)
● ON/OFF function (LA5734/77/77MP/79/79MP)
Type
• 4.5V to 28V (LA5774/74MP/79/79MP)
• 4.5V to 32V (LA5734MP)
• 5.5V to 28V (LA5771MP)
Step
• 5.5V to 32V (LA5771)
down
• 7V to 28V
• 7V to 32V
• 8V to 28V
❈: Development
P
22
P
C1
220μF
/35V
23
●: New products
P
24
25
unit: mm
10.0
(1.6)
1.7
0.9
1
5
Input voltage
Output voltage
• Programmable externally/3A
(LA5734MP/74/74PM/79/79MP)
• 3.3V/3A
(LA5771MP/71)
(LA5772MP)
• 5V/3A
(LA5772)
(LA5772MP/72/77/77MP)
(LA5777/77MP)
V IN
Reg.
OCP
OSC
Reset
Drive
Comp.
TSD
Amp.
VREF
SS
C3
GND
1μF
/50V
unit: mm
10.4MAX
4.5
10.0
3.6
1.3
4.5
1.3
2.7
0.9
1
5
0.2
0.8
4.5
0.4
2.7
0.45
(1.6)
1.7
8.4
SANYO: SMP5
SANYO: 220-5H
Channels Power stages
Package
• 220-5H
(LA5771/72/74/77/79)
• SMP5
1ch
Built in
(LA5734MP/71MP/72MP/
74MP/77MP/79MP)
Block Diagram
Example: LA5771 Block Diagram
SW OUT
L1
68μH
D1
SBD
C2
1000μF
/6.3V
R2
VOS
R1
* For other block diagrams, refer to the datasheet.
12
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