SLVSE48C january 2018 – may 2023 TPS65268-Q1
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
INPUT SUPPLY VOLTAGE | ||||||
VIN | Input voltage range | 4 | 8 | V | ||
UVLO | VIN UVLO | VIN rising | 3.5 | 3.8 | 4 | V |
VIN falling | 3.1 | 3.3 | 3.5 | V | ||
UVLOhys | VIN UVLO hysteresis | 500 | mV | |||
IDDSDN | Shutdown supply current | VEN1 = VEN2 = VEN3 = 0 V | 2.5 | 6 | 15 | µA |
IDDQ_NSW | Input quiescent current without BUCK1, BUCK2, BUCK3 switching | VEN1 = VEN2 = VEN3 = 3 V, VFB1 = VFB2 = VFB3 = 0.8 V | 550 | 780 | 1150 | µA |
IDDQ_NSW1 | VEN1 = 3 V, VEN2 = VEN3 = 0 V, VFB1 = 0.8 V | 180 | 370 | 590 | ||
IDDQ_NSW2 | VEN2 = 3 V, VEN1 = VEN3 = 0 V, VFB2 = 0.8 V | 180 | 370 | 590 | ||
IDDQ_NSW3 | VEN3 = 3 V, VEN1 = VEN2 = 0 V, VFB3 = 0.8 V | 180 | 370 | 590 | ||
VV7V | V7V LDO output voltage | VIN = 5 V, VV7V load current = 0 A | 4.96 | V | ||
VIN = 8 V, VV7V load current = 0 A | 6.3 | V | ||||
IOCP_V7V | V7V LDO current limit | 78 | 185 | 260 | mA | |
FEEDBACK VOLTAGE REFERENCE | ||||||
VFB | Feedback voltage | VCOMP = 1.2 V | 0.594 | 0.6 | 0.606 | V |
BUCK1, BUCK2, BUCK3 | ||||||
VENxH | EN1, EN2, EN3 high-level input voltage | 1.12 | 1.2 | 1.26 | V | |
VENxL | EN1, EN2, EN3 low-level input voltage | 1.05 | 1.15 | 1.21 | V | |
IENx1 | EN1, EN2, EN3 pullup current | VENx = 1 V | 2.5 | 3.9 | 5.9 | µA |
IENx2 | VENx = 1.5 V | 5.1 | 6.9 | 9.2 | ||
IENhys | Hysteresis current | 2.6 | 3 | 3.3 | µA | |
ISSX | Soft-start charging current | 3.9 | 5.2 | 6.5 | µA | |
tON_MIN | Minimum on-time | 50 | 75 | 110 | ns | |
Gm_EA | Error amplifier transconductance | –2 µA < ICOMPx < 2 µA | 140 | 300 | 450 | µs |
Gm_PS1/2/3 | COMP1/2/3 voltage to inductor current Gm(1) | ILX = 0.5 A | 7.4 | A/V | ||
ILIMIT1 | BUCK1 peak inductor current limit | 4.8 | 5.9 | 7 | A | |
ILIMITSINK1 | BUCK1 low-side sink current limit | 0.7 | 1.3 | 1.8 | A | |
ILIMIT2/3 | BUCK2/BUCK3 peak inductor current limit | 2.55 | 3.3 | 4 | A | |
ILIMITSINK2/3 | BUCK2/BUCK3 low-side sink current limit | 0.5 | 1 | 1.4 | A | |
Rdson_HS1 | BUCK1 high-side switch resistance | VIN = 5 V | 110 | mΩ | ||
Rdson_LS1 | BUCK1 low-side switch resistance | VIN = 5 V | 67 | mΩ | ||
Rdson_HS2 | BUCK2 high-side switch resistance | VIN = 5 V | 149 | mΩ | ||
Rdson_LS2 | BUCK2 low-side switch resistance | VIN = 5 V | 94 | mΩ | ||
Rdson_HS3 | BUCK3 high-side switch resistance | VIN = 5 V | 149 | mΩ | ||
Rdson_LS3 | BUCK3 low-side switch resistance | VIN = 5 V | 94 | mΩ | ||
POWER GOOD | ||||||
Vth_PG | Feedback voltage threshold | FBx undervoltage falling | 92.5 | %Vref | ||
FBx undervoltage rising | 95 | |||||
FBx overvoltage rising | 107.5 | |||||
FBx overvoltage falling | 105 | |||||
tDEGLITCH(PG)_F | PGOOD falling edge deglitch time | 112 | cycles | |||
tRDEGLITCH(PG)_R | PGOOD rising edge deglitch time | 616 | cycles | |||
IPG | PGOOD pin leakage | 0.1 | µA | |||
VLOW_PG | PGOOD pin low voltage | ISINK = 1 mA | 0.4 | V | ||
OSCILLATOR | ||||||
fSW | Switching frequency | ROSC = 88.7 kΩ | 430 | 500 | 560 | kHz |
fSW_range | Switching frequency | 200 | 2300 | kHz | ||
fSYNC_w | Clock sync minimum pulse width | 80 | ns | |||
fSYNC_HI | Clock sync high threshold | 2 | V | |||
fSYNC_LO | Clock sync low threshold | 0.4 | V | |||
fSYNC | Clock sync frequency range | 200 | 2300 | kHz | ||
THERMAL PROTECTION | ||||||
TTRIP_OTP | Thermal protection trip point(1) | Temperature rising | 160 | °C | ||
THYST_OTP | Thermal protection trip point hysteresis(1) | 20 | °C |