TPS7A54-Q1: P2P solution for TPS7A5401QRGRRQ1

Ben Kuo

Expert 7295 points

Part Number: TPS7A54-Q1
Other Parts Discussed in Thread: TPS7A53-Q1

Dear team,

Could you suggest P2P LDO solution for TPS7A5401QRGRRQ1?

non-Q grade/ BoM change/ similar function are acceptable.

We want to build 2nd source for this part.

Regards,

Ben

over 1 year ago

Kelsey Farr over 1 year ago

TI__Expert 4940 points

Hi Ben,

I can get back to you on this by EOD tomorrow.

Regards,

Kelsey

Kelsey Farr over 1 year ago

TI__Expert 4940 points

Hi Ben,

TPS7A5301QRGRRQ1 is p2p; it is the 3A-rated version in this family of devices. If the full 4A isn't necessary, this is the alternate device I would recommend for 2nd sourcing.

Please find the comparison table between the two devices below:

	TPS7A5401QRGRRQ1	TPS7A5301QRGRRQ1
Generic Part Number	TPS7A54-Q1	TPS7A53-Q1
Iout(Max)(A)	4	3
Vin(Max)(V)	6.5	6.5
Vin(Min)(V)	1.1	1.1
Vout(Max)(V)	5.1	5.15
Vout(Min)(V)	0.8	0.8
Fixed Voltage(V)	ADJ	ADJ
PSRR @ 100 KHz(dB)	33	39
Noise(uVrms)	4.4	4.4
Accuracy(%)	1	1
Dropout voltage (Vdo)(Typ)(mV)	150	110
Iq(Typ) (mA)	3	3
Output capacitor type	Ceramic	Ceramic
Thermal resistance θJA(°C/W)	40	40
Operating temperature range(C)	-40 to 150	-40 to 150
Package size: mm2	12 mm2: 3.5 x 3.5 (VQFN\|20)	12 mm2: 3.5 x 3.5 (VQFN\|20), 16 mm2: 4 x 4 (VQFN\|20)
Package	VQFN\|20	VQFN\|20
Pin 1	OUT	OUT
Pin 2	NC	NC
Pin 3	FB	FB
Pin 4	PG	PG
Pin 5	DNC	DNC
Pin 6	NC	NC
Pin 7	NC	NC
Pin 8	GND	GND
Pin 9	NC	NC
Pin 10	NC	NC
Pin 11	NC	NC
Pin 12	BIAS	BIAS
Pin 13	NR/SS	NR/SS
Pin 14	EN	EN
Pin 15	IN	IN
Pin 16	IN	IN
Pin 17	IN	IN
Pin 18	GND	GND
Pin 19	OUT	OUT
Pin 20	OUT	OUT

Regards,

Kelsey

Power management

Power management forum

TPS7A54-Q1: P2P solution for TPS7A5401QRGRRQ1