For a MAX1896 application using ceramic output capacitors, a 10kΩ resistor with +/-1% tolerance should be used for R3 as shown in figure 3 of the datasheet.
MAX1896
Production
The MAX1896 step-up DC-DC converter incorporates
high-performance current-mode, fixed-frequency,
pulse-width modulation (PWM) circuitry and an internal...
Datasheet
MAX1896 on Analog.com
For a MAX1896 application using ceramic output capacitors, a 10kΩ resistor with +/-1% tolerance should be used for R3 as shown in figure 3 of the datasheet.