Features
| Application
|
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Features
| Application
|
Absolute Maximum Ratings
| Parameter | Rating |
| VIN, SW, VOUT, FB, EN to GND Package Thermal Resistance | -0.3V to 6.0V |
| WLCSP-1.22×0.83-6B, θJA | 143℃/W |
| TQFN-2×2-6AL, θJA | 105℃/W |
| Junction Temperature | +150℃ |
| Storage Temperature | -65℃ to +150℃ |
| Lead Temperature (Soldering, 10s) ESD Susceptibility | +260℃ |
| HBM | 2000V |
Electrical Characteristics
(VIN = 0.9V to 5.2V, C IN = 10μF, C OUT = 20μF, Full = -40℃ to +85℃, typical values are at VIN = 3.7V, T A = +25℃, unless otherwise noted.)
| PARAMETER | SYMBOL | CONDITIONS | TEMP | MIN | TYP | MAX | UNITS |
| Power Supply | |||||||
| Input Voltage Range | VIN | +25℃ | 0.9 | 5.2 | V | ||
| Quiescent Current into VIN Pin | I Q | IC enabled,No load, no switching(Vin=Vout) | Full | 0.05 | 0.2 | µA | |
| IC enabled, No load, no switching, boost or down mode | Full | 1 | 2 | µA | |||
| Shutdown Current into VIN Pin | I SD | EN = GND, VIN = 3.6V | Full | 0.1 | 1 | µA | |
| Output | |||||||
| Output Voltage Range | VOUT | Full | 2.5 | 5.2 | V | ||
| Output Voltage | SSP8099 -5.0, VIN < VOUT , PWM mode | Full | 4.85 | 5.00 | 5.09 | V | |
| SSP8099 -5.0, VIN < VOUT , PFM mode | +25℃ | 5.08 | V | ||||
| SSP8099 -4.5, VIN < VOUT , PWM mode | Full | 4.37 | 4.50 | 4.58 | V | ||
| SSP8099 -4.5, VIN < VOUT , PFM mode | +25℃ | 4.57 | V | ||||
| SSP8099 -3.6, VIN < VOUT , PWM mode | Full | 3.50 | 3.60 | 3.67 | V | ||
| SSP8099 -3.6, VIN < VOUT , PFM mode | +25℃ | 3.65 | V | ||||
| SSP8099 -3.3, VIN < VOUT , PWM mode | Full | 3.21 | 3.30 | 3.35 | V | ||
| SSP8099 -3.3, VIN < VOUT , PFM mode | +25℃ | 3.35 | V | ||||
| SSP8099 -3.0, VIN < VOUT , PWM mode | Full | 2.92 | 3.00 | 3.05 | V | ||
| SSP8099 -3.0, VIN < VOUT , PFM mode | +25℃ | 3.04 | V | ||||
| SSP8099 -2.5, VIN < VOUT , PWM mode | Full | 2.44 | 2.50 | 2.54 | V | ||
| SSP8099 -2.5, VIN < VOUT , PFM mode | +25℃ | 2.54 | V | ||||
| Feedback Reference Voltage | V REF | VIN < VOUT , PWM mode | Full | 0.975 | 1.000 | 1.025 | V |
| VIN < VOUT , PFM mode | +25℃ | 1.020 | V | ||||
| PARAMETER | SYMBOL | CONDITIONS | TEMP | MIN | TYP | MAX | UNITS |
| Output Over-Voltage Protection Threshold | V OVP | VOUT rising | +25℃ | 5.50 | 5.8 | 5.95 | V |
| OVP Hysteresis | +25℃ | 100 | mV | ||||
| Leakage Current into FB Pin | I FB_LKG | V FB = 1.1V | Full | 10 | 50 | nA | |
| Switching | |||||||
| Switching Frequency | f SW | VIN = 3.7V | Full | 1.0 | MHz | ||
| Power Switch | |||||||
| Low-side Switch On-Resistance | R DS(ON)_LS | VOUT = 5.0V (TDFN) | +25℃ | 280 | 400 | mΩ | |
| VOUT = 5.0V (WLCSP) | +25℃ | 220 | 310 | mΩ | |||
| VOUT = 3.3V (TDFN) | +25℃ | 340 | 480 | mΩ | |||
| VOUT = 3.3V (WLCSP) | +25℃ | 290 | 390 | mΩ | |||
| Rectifier On-Resistance | R DS(ON)_HS | VOUT = 5.0V (TDFN) | +25℃ | 270 | 350 | mΩ | |
| VOUT = 5.0V (WLCSP) | +25℃ | 250 | 350 | mΩ | |||
| VOUT = 3.3V (TDFN) | +25℃ | 350 | mΩ | ||||
| VOUT = 3.3V (WLCSP) | +25℃ | 330 | mΩ | ||||
| Current Limit Threshold | I LIM | VOUT > 2.5V, boost operation | +25℃ | 0.89 | 1.3 | 1.62 | A |
| VOUT = 2.5V, boost operation | +25℃ | 0.57 | 0.8 | 1.06 | A | ||
| Control Logic | |||||||
| EN Input Low Voltage Threshold | V IL | VIN ≤ 1.5V | Full | 0.8 × VIN | V | ||
| VIN > 1.5V | Full | 0.4 | V | ||||
| EN Input High Voltage Threshold | V IH | VIN ≤ 1.5V | Full | 0.8 × VIN | V | ||
| VIN > 1.5V | Full | 1.2 | V | ||||
| Leakage Current into EN Pin | I EN_LKG | V EN = 5.0V | +25℃ | 300 | nA | ||
Order Information
| Product model | Package | Manner of packing | Minimum packing quantity | |
| SSP8099-XXYG | WLCSP-1.22×0.83-6B | Reel | 3000 | |
| SSP8099-XXYT | TDFN-2×2-6AL | 3000 | ||
| SSP8099-ADJYG | WLCSP-1.22×0.83-6B | 3000 | ||
| SSP8099-ADJYT | TDFN-2×2-6AL | 3000 | ||
Note:”XX” stands for output voltages.Output Voltage:2.5V、3.0V、3.3V、3.6V、4.5V、5V.
“ADJ” means the output voltage is adjustable.



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