ISL98607

3. Typical Performance Curves

FN8421 Rev.1.00

Page 9 of 29

Jun.3.19

Figure 8. VP and VN Output Voltage Ripple - 50mA Load

Figure 9. VP and VN Output Voltage Ripple - 100mA Load

Figure 10. Line Transient

Figure 11. VP and VN Load Transient - Load Step Up

Figure 12. VP and VN Load Transient - Load Step Down

TA = +25°C, VIN = 3.7V, Registers VP_OUT, VN_OUT and VBST_OUT = 0x00, DFE252012C (2.5mmx2mm) Toko Inductor,

CVBST = 10µF/0402, CVP = 10µF/0402 and CVN= 2 x 10µF/0402 unless otherwise noted. (Continued)

VP = 5V, VN = -5V, IVN =IVP = 50mA, AC-Coupled

VP

VN

Load Current

Time (µs)

2µs/Div

VP = 10mV/Div, VN = 20mV/Div, Load Current = 20mA/Div

VP = 10mV/Div, VN = 20mV/Div, Load Current = 20mA/Div

VP = 5V, VN = -5V, IVN =IVP = 50mA, AC-Coupled

Load Current

VP

VN

Time (µs)

2µs/Div

Time (µs)

Load Current

VN

VP

VIN Step 3.7V to 4.2V,

VIN = 1V/Div (DC)

VP = 20mV/Div, VN = 50mV/Div, Load Current = 50mA/Div

50µs/Div

Time (µs)

Load Current

VN

VP

VP = 5V, VN = -5V, IVN = IVP = 20mA to 70mA, AC-Coupled

VP = 50mV/Div, VN = 50mV/Div,

Load Current = 50mA/Div

10µs/Div

Load Current

VN

VP

VP = 50mV/Div, VN = 50mV/Div,

Load Current = 50mA/Div

VP = 5V, VN = -5V, IVN = IVP = 70mA to 20mA, AC-Coupled

Time (µs)

10µs/Div