TPS62737RGYT datasheet(10/35 Pages) TI

Part #	TPS62737RGYT

Description	Programmable Output Voltage Ultra-Low Power Buck Converter with up to 50mA / 200 mA Output Current

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TPS62736

TPS62737

SLVSBO4B – OCTOBER 2012 – REVISED JULY 2013

www.ti.com

TYPICAL CHARACTERISTICS

Table of Graphs for TPS62736

Unless otherwise noted, graphs were taken using Figure 1 with L = Toko 10 µH DFE252012C

FIGURE

vs. Output Current

Figure 5

VO = 2.5 V Efficiency

vs. Input Voltage

Figure 6

vs. Output Current

Figure 7

η

VO = 1.8 V Efficiency

vs. Input Voltage

Figure 8

vs. Output Current

Figure 9

VO = 1.3 V Efficiency

vs. Input Voltage

Figure 10

vs. Output Current

Figure 11

VO = 2.5 V

vs. Input Voltage

Figure 12

vs. Temperature

Figure 13

vs. Output Current

Figure 14

VOUT (DC)

VO = 1.8 V

vs. Input Voltage

Figure 15

vs. Temperature

Figure 16

vs. Output Current

Figure 17

VO = 1.3 V

vs. Input Voltage

Figure 18

vs. Temperature

Figure 19

VO = 2.5 V

Figure 20

IOUT MAX (DC)

VO = 1.8 V

vs. Input Voltage

Figure 21

VO = 1.3 V

Figure 22

EN1 = 1, EN2 = 0 (Ship Mode)

Figure 23

Input IQ

EN1 = 0, EN2 = 0 (Standby Mode)

vs. Input Voltage

Figure 24

EN1 = 0, EN2 = 1 (Active Mode)

Figure 25

vs. Output Current

Figure 27

Switching Frequency

VO = 2.5 V

vs. Input Voltage

Figure 28

vs.Output Current

Figure 29

Output Ripple

VO = 2.5 V

vs. Input Voltage

Figure 30

RO = 50 Ω

Figure 31

VIN = 3 V, VO = 2.5 V

Steady State Operation

RO = 100 kΩ

Figure 32

VIN = 3 V, VO = 1.8 V, L = 4.7 µH

RO = 50 Ω

Figure 33

Power Management Response

VRDIV Behavior

VO = 2.5 V

Figure 34

Line Transient, VIN = 3.0V -> 5.0V,

Figure 35

ROUT = 50 Ω

Load Transient, VIN = 4.0V, ROUT =

Transient Response

VO = 2.5 V

Figure 36

none -> 50

Ω

IR Pulse Transient, VIN = 4.0V, 200mA

Figure 37

transient every 1us

EN1 1 to 0, EN2=1 - Ship mode startup

Figure 38

Startup Behavior

VIN = 4.0 V, VO = 1.8 V

EN1 = 0, EN2 0 to 1 - Standy mode

Figure 39

startup

10

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