Sanyo EP91G manual 7

Dual-Protection ICs (for Rechargeable Lithium-ion Batteries)						●: New products and
					Continued from preceding page.	❈: Development
		Absolute maximum ratings
	Type No.	Input voltage	Total power	Package	Functions/Features		P
			dissipation
		(V)	(W)
❈	LV51114LF	-0.3 to +7	0.3	SON5(1.6×2.0)	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51115T	-0.3 to +7	0.35	SOT-23-6	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51115LF	-0.3 to +7	0.3	SON5(1.6×2.0)	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51116T	-0.3 to +7	0.35	SOT-23-6	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51116LF	-0.3 to +7	0.3	SON5(1.6×2.0)	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51117T	-0.3 to +7	0.35	SOT-23-6	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51117LF	-0.3 to +7	0.3	SON5(1.6×2.0)	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51118T	-0.3 to +7	0.35	SOT-23-6	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51118LF	-0.3 to +7	0.3	SON5(1.6×2.0)	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51119T	-0.3 to +7	0.35	SOT-23-6	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51119LF	-0.3 to +7	0.3	SON5(1.6×2.0)	1-cell Lithium-ion rechargeable battery protection IC
●	LV51140T	-0.3 to +7	0.35	SOT-23-6	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51140LF	-0.3 to +7	0.3	SON5(1.6×2.0)	1-cell Lithium-ion rechargeable battery protection IC
●	LV51141T	-0.3 to +7	0.35	SOT-23-6	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51141LF	-0.3 to +7	0.3	SON5(1.6×2.0)	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51142T	-0.3 to +7	0.35	SOT-23-6	1-cell Lithium-ion rechargeable battery protection IC
❈	LV51142LF	-0.3 to +7	0.3	SON5(1.6×2.0)	1-cell Lithium-ion rechargeable battery protection IC

Rechargeable Battery Charge Control ICs

❈: Development

Absolute

Total power

Type No.

Battery type

maximum ratings

Package

Functions/Features

P

Input voltage

dissipation

(W)

(V)

LA5636M

Lithium-ion,

14.5

0.36

MFP10S(225mil)

Car battery DC/DC converter control IC, output voltage propor-

22

nickel-metal hydride

tional to PWM input signal, for charging lithium-ion batteries

❈

LA5645M

Charger

14.5

0.3

MFP8(225mil)

Constant-voltage, constant-current control IC, high precision

reference voltage (1.5V+1%), input offset voltage (2mV max.)

Dedicated Reset Function ICs

Absolute

Total power

maximum ratings

Type No.

dissipation

Package

Functions/Features

P

Input voltage

(W)

(V)

LA5623M

-0.3 to +12

0.3

MFP8(225mil)

2-system reset IC with built-in 1.25V, and 4.2V reference voltages,

23

delay time 25ms, 50ms, 100ms, or 200ms switchable

LED Driver ICs

●: New products

Type No.

Input voltage

Channels

Package

Circuit functions and applications

P

LV5213LP

3.0 to 4.5

3ch

VCT16(2.6×2.6)

3-channel LED driver for cell phones

●

LV5215LF

3.0 to 4.5

4ch

VQFN12(2.0×2.0)

4-channel LED driver for cell phones

24

●

LV5217GP

3.0 to 4.5

3ch

VCT16(2.6×2.6)

3-channel LED driver for cell phones

25

DC-DC Converter (Control)Control) ICsICs [Step[Step down]down]

LA5734MP/71/71MP/72/72MP/71MP/72/72MP/ 74/74MP/77/77MP/79/79MPMP/79/79MP

■ Applications	unit: mm					unit: mm
Separately-excited step-down switching regulator							10.4MAX
											4.5
						3.6	10.0	2.7
											1.3
		10.0			4.5
■ Functions/Features			1.2
					1.3
● Low-ESR capacitor with increased reliability applicable			(8.8)	9.9					15.0	(8.8)	17.8 21.3 23.0
as the output smoothing capacitor (LA5774/74MP)
● High efficiency			4.5		1.5			0.9			2.7
● 4 external parts	(1.6)	1.7	0.9		0.2		1	5
								0.8
● Built-in reference oscillator (160kHz)				0.4	2.7				0.45		4.5
						(1.6)	1.7
● Built-in current limiter											8.4
● Built-in thermal shutdown circuit		1	5
● Built-in soft start circuit
(LA5771/71MP/72/72MP/74/74MP)			SANYO: SMP5						SANYO: 220-5H

●ON/OFF function (LA5734/77/77MP/79/79MP)

Type

Input voltage

Output voltage

Channels

Power stages

Package

• 4.5V to 28V (LA5774/74MP/79/79MP)

• Programmable externally/3A

• 220-5H

• 4.5V to 32V

(LA5734MP)

(LA5734MP/74/74PM/79/79MP)

(LA5771/72/74/77/79)

Step

• 5.5V to 28V

(LA5771MP)

• 3.3V/3A

1ch

Built in

• SMP5

down

• 5.5V to 32V

(LA5771)

(LA5771MP/71)

(LA5734MP/71MP/72MP/

• 7V to 28V

(LA5772MP)

• 5V/3A

74MP/77MP/79MP)

• 7V to 32V

(LA5772)

(LA5772MP/72/77/77MP)

• 8V to 28V

(LA5777/77MP)

Block Diagram

Example: LA5771 Block Diagram

VIN

SWOUT

L1

68μH

Reg.

OCP

D1

OSC

Reset

C1

Drive

SBD

C2

Comp.

220μF

1000μF

/35V

TSD

R2

/6.3V

Amp.

VOS

VREF

R1

C3

SS

GND

1μF

/50V

* For other block diagrams, refer to the datasheet.

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