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titleePixUHR 140k 2x2 Power Graph
← ← ← ← ← +2.5V← +2.5V

TPSM5D1806 (DC/DC)

PMIC

4.5-V to 15-V input

Dual 6A output

(92%  max efficiency)← +2.5V

Domain

Portion

Final Voltages


LDOs




DC/DC


DC/DC


ANALOG

ASIC

G_AS_0

1.3V @4.4A

← +1.3V

LT1764 x2 (LDO)

Max 6A (= 3A x2)

← 

← 

← +2V (TBD)

TPSM5D1806 (DC/DC)

PMIC

4.5-V to 15-V input

Dual 6A output

(92%  max efficiency)

← +6 V




LT8648S x2

42V, 15A Synchronous Step-Down Silent Switcher 2

Max Current =

15A *2 *95.5% (efficiency) = 28.6A

← +24 V

G_AS_1

1.3V @4.4A

← +1.3V

LT1764 x2 (LDO)

Max 6A (= 3A x2)

← 

← 

← +2V (TBD)

G_AS_2

1.3V @4.4A

← +1.3V

LT1764 x2 (LDO)

Max 6A (= 3A x2)

← 

← 

← +2V (TBD)

TPSM5D1806 (DC/DC)

PMIC

4.5-V to 15-V input

Dual 6A output

(92%  max efficiency)

← +6 V

G_AS_3

1.3V @4.4A

← +1.3V

LT1764 x2 (LDO)

Max 6A (= 3A x2)

← 

← 

← +2V (TBD)

G_VG_0

0.6V @ -2.75A

← +0.6V

LT3091 x3 (LDO)

Max 4.5A (= 1.5A x3)





← +2.5V






LT3086 (LDO)

Max 2.1A

← 

TPSM5D1806 (DC/DC)

PMIC

4.5-V to 15-V input

Dual 6A output

(92%  max efficiency)


← +6 V

G_VG_1

0.6V @ -2.75A

← +0.6V

LT3091 x3 (LDO)

Max 4.5A (= 1.5A x3)

← 

G_VG_2

0.6V @ -2.75A

← +0.6V

LT3091 x3 (LDO)

Max 4.5A (= 1.5A x3)

← 

← +6 V

G_VG_3

0.6V @ -2.75A

← +0.6V

LT3091 x3 (LDO)

Max 4.5A (= 1.5A x3)

← 

G_AS_2V5

2.5V @ 0.5 A

← 

← 

← +2.5V







OLD Graph:

Expand
titleePixUHR 140k 2x2 LDOs

Component

Product number

Output Voltage

Max Current

Comment

DC/DC PMIC (x5)

TPSM5D1806


Dual 6A / single 12A


Low Noise LDO (x17)

LT3086


2.1 A


DC/DC BUCK

LMZ31530

0.85 V



2.5V

?



Need to check which LDO is smaller

0.6 (sink)

?



LT3091 or MIC5166 or

TPS51200QDRCRQ1







•




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