LP87702 datasheet(14/98 Pages) TI

14 / 98 page

6.7 Typical Characteristics

Unless otherwise specified: VIN = 3.3 V, TA = 25°C, ƒSW -setting 4 MHz, L0 = L1 = 0.47 µH (TOKO

DFE252012PD-R47M), L2 = 1 µH (TFM252012ALMA1R0), COUT_BUCK = 22 µF, and CPOL_BUCK = 22 µF,

COUT_BOOST = 22 µF. Measurements are done using connections in the Figure 8-1.

Input Voltage (V)

2.8

3.1

3.4

3.7

4.3

4.6

4.9

5.2

5.5

0.5

1.5

2.5

3.5

D016

V(NRST) = 0 V

Figure 6-2. Shutdown Current Consumption vs

Input Voltage

Input Voltage (V)

2.8

3.1

3.4

3.7

4.3

4.6

4.9

5.2

5.5

D015

V(NRST) = 1.8 V

Regulators disabled

Figure 6-3. Standby Current Consumption vs Input

Voltage

Input Voltage (V)

2.8

3.1

3.4

3.7

4.3

4.6

4.9

5.2

5.5

D013

VOUT = 1.2 V

Load = 0 mA

Figure 6-4. Active State Current Consumption vs

Input Voltage, One Buck Converter Enabled in PFM

Mode

Input Voltage (V)

2.8

3.1

3.4

3.7

4.3

4.6

4.9

5.2

5.5

D012

VOUT = 1.2 V

Load = 0 mA

Figure 6-5. Active State Current Consumption vs

Input Voltage, One Buck Converter Enabled in

PWM Mode

Input Voltage (V)

2.8

3.2

3.4

3.6

3.8

D014

VOUT = 5.0 V

Load = 0 mA

Figure 6-6. Active State Current Consumption vs Input Voltage, Boost Converter Enabled in PWM Mode

LP87702

SNVSBU3 – MARCH 2021

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