SLVSAX2B September 2011 – June 2020 TPS61170-Q1
PRODUCTION DATA.
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
SUPPLY CURRENT | ||||||
VI | Input voltage range, VIN | 3.0 | 18 | V | ||
IQ | Operating quiescent current into VIN | Device PWM switching no load | 2.3 | mA | ||
ISD | Shutdown current | CRTL = GND, VIN = 4.2 V | 1 | μA | ||
UVLO | Undervoltage lockout threshold | VIN falling | 2.2 | 2.5 | V | |
Vhys | Undervoltage lockout Hysteresis | 70 | mV | |||
ENABLE AND REFERENCE CONTROL | ||||||
V(CTRLh) | CTRL logic high voltage | VIN = 3 V to 18 V | 1.2 | V | ||
V(CTRL) | CTRL logic low voltage | VIN = 3 V to 18 V | 0.4 | V | ||
R(CTRL) | CTRL pulldown resistor | 400 | 800 | 1600 | kΩ | |
VOLTAGE AND CURRENT CONTROL | ||||||
VREF | Voltage feedback regulation voltage | 1.204 | 1.229 | 1.254 | V | |
V(REF_PWM) | Voltage feedback regulation voltage under reprogram | VFB = 492 mV | 477 | 492 | 507 | mV |
IFB | Voltage feedback input bias current | VFB = 1.229 V | 200 | nA | ||
Dmax | Maximum duty cycle | VFB = 100 mV | 90% | 93% | ||
Isink | Comp pin sink current | 100 | μA | |||
Isource | Comp pin source current | 100 | μA | |||
Gea | Error amplifier transconductance | 240 | 320 | 400 | μmho | |
Rea | Error amplifier output resistance | 5 pF connected to COMP | 6 | MΩ | ||
POWER SWITCH | ||||||
RDS(on) | N-channel MOSFET ON-resistance | VIN = 3.6 V | 0.3 | 0.6 | Ω | |
VIN = 3.0 V | 0.7 | |||||
ILN_NFET | N-channel leakage current | VSW = 35 V, TA = 25°C | 1 | μA | ||
OC AND SS | ||||||
ILIM | N-channel MOSFET current limit | D = Dmax | 0.96 | 1.2 | 1.44 | A |
ILIM_Start | Start-up current limit | D = Dmax | 0.7 | A | ||
EasyScale TIMING | ||||||
VACKNL | Acknowledge output voltage low | Open-drain, Rpullup =15 kΩ to Vin | 0.4 | V | ||
THERMAL SHUTDOWN | ||||||
Tshutdown | Thermal shutdown threshold | 160 | °C | |||
Thysteresis | Thermal shutdown threshold hysteresis | 15 | °C |