ADP5070ACPZ-R7 datasheet(13/28 Pages) AD

13 / 28 page

ADP5070

Data Sheet

Rev. A | Page 12 of 27

VIN (V)

TA = –40°C

TA = +25°C

TA = +125°C

Figure 28. Shutdown Quiescent Current vs. Input Voltage (VIN) over

Temperature, Both ENx Pins Below Shutdown Threshold

CH1 1.0V BW

CH3 5.0mV

CH2 100mV

4.00ms

CH1

5.00V

14.0ms

VFB1

VIN

VPOS

Figure 29. Boost Regulator Line Transient, VIN = 4.5 V to 5.5 V Step,

VPOS = 15 V, RLOAD1 = 300 Ω, fSW = 2.4 MHz, TA = 25°C

CH1 20mA

CH3 25mV

CH2 50mV

4.00ms

CH1

137mA

13.160ms

VFB1

ILOAD1

VPOS

Figure 30. Boost Regulator Load Transient, VIN = 5 V Step, VPOS = 15 V,

ILOAD1 = 120 mA to 150 mA Step, fSW = 2.4 MHz, TA = 25°C

VIN (V)

TA = –40°C

TA = +25°C

TA = +125°C

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

5.0

4.5

Figure 31. Operating Quiescent Current vs. Input Voltage (VIN) over

Temperature, Both ENx Pins On

CH1 1V BW

CH3 5mV

CH2 100mV

4.00ms

CH1

5.0V

14.0ms

VFB2

VIN

VNEG

Figure 32. Inverting Regulator Line Transient, VIN = 4.5 V to 5.5 V Step,

VNEG = −15 V, RLOAD2 = 300 Ω, fSW = 2.4 MHz, TA = 25°C

CH1 10mA

CH3 5mV

CH2 50mV

4.00ms

CH1

50mA

13.0ms

VFB2

ILOAD2

VNEG

Figure 33. Inverting Regulator Load Transient, VIN = 5 V Step, VNEG = −15 V,

ILOAD2 = 35 mA to 45 mA Step, fSW = 2.4 MHz, TA = 25°C

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