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Power Supply / Driver

[Power Management IC]

Device	LED driver (25mA/ch,connected in series)				Input voltage range[V]	Operating frequency [MHz]	LDO output	DC/DC output	GPO	Package	Data sheet
Device	Drive method	LED back light	Torch/ Flash	ALC	Input voltage range[V]	Operating frequency [MHz]	LDO output	DC/DC output	GPO	Package	Data sheet
SM8150 A	1, 1.5 or 2-times charge pump	6pcs	Yes	No	2.7 to 4.6(VIN1-3) 1.8 to 4.6(VEN)	1.0(typ)	2-system 300mA	1-system 500mA	-	QFN-28-040040-1	(345KB)
SM8158 C	1, 1.5 or 2-times charge pump	7pcs	No	Yes	2.7 to 4.6(VIN1)	1.0(typ)	2-system 150mA	-	3-system	QFN-28-035035-1	Contact us

[White LED Driver]

Device	Drive system	Target white LED [pcs]	Input/Output voltage range [V]		Switching frequency (typ)	Package	Datasheet
Device	Drive system	Target white LED [pcs]	VIN	VOUT	Switching frequency (typ)	Package	Datasheet
SM8121A	Switching regulator by PWM	2 to 6 (connected in series)	2.3 to 5.5	V_IN to 25	1.0MHz	SOT23-5 SON-6-016026-1	(344KB)
SM8122A	Switching regulator by PWM	2 to 6 (connected in series)	2.3 to 5.5	V_IN to 25	2.0MHz	SOT23-6W-2 SON-6-018020-1	(156KB)
SM8131B	1 or 1.5 - times charge pump	1 to 6 (connected in parallel)	2.7 to 4.6	4.2 ±0.2V (max)	750kHz	QFN-20-040040-1	(213KB)
SM8133B	1 or 1.5 - times charge pump	1 to 6 (connected in parallel) +1(flash)	2.7 to 4.6	5.0 ±0.2V (max)	750kHz	QFN-20-040040-1	(176KB)
SM8134A	1 or 1.5 - times charge pump	1 to 4 (connected in parallel) +1(flash)	2.7 to 4.6	4.9 ±0.3V (max)	750kHz	QFN-16-030030-1	(143KB)
SM8135A (Dimming: PWM) SM8135B (Dimming: Pulse)	1, 1.5 or 2 - times charge pump	1 to 4 (connected in parallel)	2.7 to 4.6	4.9 ±0.5V (max)	1MHz	QFN-16-030030-1	SM8135A: (157KB) SM8135B: (148KB)
SM8136A	1 or 1.5 - times charge pump	1 to 3 (connected in parallel)	2.7 to 4.6	5.0 ±0.5V (max)	1MHz	QFN-12-020020-1	(130KB)

Device	Target Foil size [cm²]	Supply voltage range [V]	Maximum EL drive voltage [Vp-p]	EL drive frequency range [Hz]	Features	Package	Datasheet
SM8141A/B	Up to 50	2.0 to 5.5	200	31 to 1000	A: Two oscillator circuits built in (booster coil, EL drive) B: Enable function	VSOP-8-031044-1 Chip form	(101KB)
SM8142A/B	Up to 30	1.6 to 5.5	200	31 to 1000	A: Two oscillator circuits built in (booster coil, EL drive) B: Enable function	SON-8-029028-1 VSOP-8-031044-1	(137KB)
SM8143A	Up to 80	1.6 to 5.5	200	31 to 1500	Two oscillator circuits built in (booster coil, EL drive)	VSOP-16-051044-1 SON-10-310285-1	(114KB)
SM8144B	Up to 70	1.6 to 5.5	200	31 to 1500	Enable function	VSOP-8-031044-1	(89KB)
SM8145A	1 to 30 + 1 to 30	1.6 to 5.5	200	31 to 1500	Dual EL ON/OFF control independently (EL1:ON, EL2:ON, EL1+EL2:ON, OFF)	QFN-20-040040-1	(113KB)
SM8146A	up to 30	2.5 to 5.5	170	31 to 1500	Constant voltage EL drive by sine wave output Dimming function (direct control using CPU)	SON-10-310285-2	(305KB)

Selection Sheet -EL Driver-

[Multi Power Supply IC]

Device	Circuit configuration	Input voltage range[V]	DC/DC output Step-down	Operating frequency[MHz]	LDO output	Reset detection voltage[V]	Package	Datasheet
SM8170B	Step-down DC/DC+LDO+ RESET	4.5 to 5.5	1.0 to 3.0V 800mA	2.0(typ)	3.3V(typ) 400mA	3.7(typ)	SON-10-025030-1	Contact us

[Battery Charger]

Device	Features	Supply voltage [V]	Current consumption (max)[mA]	Package	Datasheet
SM6780A	Ni-MH/Ni-Cd battery charger IC First charge termination by -ΔV or ΔT/Δt 3 step charge modes 3 selectable charge times Charge condition LED indicator output	4.0 to 5.5	0.5	SOP-8-052044-1	(124KB)
SM6781B	Ni-MH/Ni-Cd battery charger IC First charge termination by -ΔV 3 selectable charge times Charge condition LED indicator output	4.0 to 5.5	0.5	VSOP-8-031044-1	(101KB)



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