Specifications
| Type | Description |
|---|---|
| Part Number | LP5907 |
| Manufacturer | Texas Instruments |
| Product Type | LDO Regulator |
| Category | Power Management |
| Component Type | Power_IC |
| Package / Case | YKE/YKG/YKM/YCR DSBGA-4 0.685mm x 0.685mm; DBV SOT-23-5 2.9mm x 2.8mm; DQN X2SON-4 1mm x 1mm |
| Input Voltage Range | 2.2 to 5.5 V; recommended operating conditions |
| Output Voltage Range | 1.2 to 4.5 V; fixed output voltage options in 25mV steps |
| Output Current | 0 to 250 mA; recommended operating conditions |
| Maximum Output Current | 250 mA; electrical characteristics |
| Output Voltage Tolerance | -2% to +2%; VIN = VOUT(NOM)+1V to 5.5V, IOUT = 1mA to 250mA |
| Output Voltage Tolerance for VOUT < 1.8V | -3% to +3%; SOT-23 and X2SON packages, VIN = VOUT(NOM)+1V to 5.5V, IOUT = 1mA to 250mA |
| Line Regulation | 0.02 %/V typ; VIN = VOUT(NOM)+1V to 5.5V, IOUT = 1mA |
| Load Regulation | 0.001 %/mA typ; IOUT = 1mA to 250mA |
| Quiescent Current at No Load | 12 uA typ, 25 uA max; VEN = 1.2V, IOUT = 0mA |
| Quiescent Current at 250mA Load | 250 uA typ, 425 uA max; VEN = 1.2V, IOUT = 250mA |
| Disabled Quiescent Current | 0.2 uA typ, 1 uA max; VEN = 0.3V |
| Ground Current | 14 uA typ; VEN = 1.2V, IOUT = 0mA |
| Dropout Voltage at 100mA | 50 mV typ; IOUT = 100mA |
| Dropout Voltage at 250mA, DSBGA | 120 mV typ, 200 mV max; IOUT = 250mA, DSBGA package |
| Dropout Voltage at 250mA, SOT-23 and X2SON | 250 mV max; IOUT = 250mA, SOT-23 and X2SON packages |
| Short-Circuit Current Limit | 250 mA min, 500 mA typ; TA = 25°C |
| PSRR at 100Hz | 90 dB typ; f = 100Hz, IOUT = 20mA |
| PSRR at 1kHz | 82 dB typ; f = 1kHz, IOUT = 20mA |
| PSRR at 10kHz | 65 dB typ; f = 10kHz, IOUT = 20mA |
| PSRR at 100kHz | 60 dB typ; f = 100kHz, IOUT = 20mA |
| Output Noise Voltage at 1mA | 10 uVRMS typ; BW = 10Hz to 100kHz, IOUT = 1mA |
| Output Noise Voltage at 250mA | 6.5 uVRMS typ; BW = 10Hz to 100kHz, IOUT = 250mA |
| Output Automatic Discharge Pulldown Resistance | 230 ohm typ; VEN < VIL, output disabled |
| Thermal Shutdown | 160 °C typ; TJ rising |
| Thermal Hysteresis | 15 °C typ; TJ falling from shutdown |
| Enable Low Input Threshold | 0.4 V max; VIN = 2.2V to 5.5V, VEN falling until output disabled |
| Enable High Input Threshold | 1.2 V min; VIN = 2.2V to 5.5V, VEN rising until output enabled |
| Enable Pin Input Current High | 5.5 uA typ; VEN = 5.5V and VIN = 5.5V |
| Enable Pin Input Current Low | 0.001 uA typ; VEN = 0V and VIN = 5.5V |
| Line Transient Rising | -1 mV typ; VIN = VOUT(NOM)+1V to VOUT(NOM)+1.6V in 30us |
| Line Transient Falling | 1 mV typ; VIN = VOUT(NOM)+1.6V to VOUT(NOM)+1V in 30us |
| Load Transient Rising | -40 mV typ; IOUT = 1mA to 250mA in 10us |
| Load Transient Falling | 40 mV typ; IOUT = 250mA to 1mA in 10us |
| Start-Up Overshoot | 5%; stated as percentage of VOUT(NOM) |
| Start-Up Overshoot With Enable | 1%; VIN = VOUT+1V to 5.5V, 0.7uF < COUT < 10uF, 0mA < IOUT < 250mA, EN rising until output enabled |
| Turn-On Time | 80 us typ, 150 us max; from VEN > VIH to VOUT = 95% of VOUT(NOM), TA = 25°C |
| Input Capacitor | 1 uF ceramic; required at IN pin |
| Output Capacitor | 1 uF ceramic; required at OUT pin; low-ESR capacitor |
| Noise Bypass Capacitor | Not required; device designed for low noise without separate bypass capacitor |
| Operating Junction Temperature | -40 to 125 °C; recommended operating conditions |
| Operating Ambient Temperature | -40 to 85 °C; recommended operating conditions |
| Absolute Maximum Input Voltage | -0.3 to 6 V; with respect to GND |
| Absolute Maximum Enable Voltage | -0.3 to 6 V; with respect to GND |
| Absolute Maximum Junction Temperature | 150 °C; TJMAX |
| Storage Temperature | -65 to 150 °C; absolute maximum ratings |
| ESD Rating HBM | +/-2000 V; ANSI/ESDA/JEDEC JS-001 human-body model |
| ESD Rating CDM | +/-1000 V; JEDEC JESD22-C101 charged-device model |
| Datasheet Status | request_only |
Product Overview
The LP5907 is a Texas Instruments low-noise Power_Management LDO regulator for fixed-voltage rails from 1.2 to 4.5 V in 25 mV steps. It operates from a recommended 2.2 to 5.5 V input range and supports load current from 0 to 250 mA, with electrical-characteristics maximum output current specified at 250 mA.
Key Features
- 2.2 to 5.5 V recommended input range
- 1.2 to 4.5 V fixed output options
- 250 mA maximum output current rating
- 12 uA typical no-load quiescent current
- 6.5 uVRMS typical noise at 250 mA
- 90 dB typical PSRR at 100 Hz
- 50 mV typical dropout at 100 mA
- Enable pin supports defined low and high thresholds
- 1 uF ceramic input and output capacitors
- No separate noise bypass capacitor required
Typical Applications
- Low-noise regulated sensor rails
- Battery-powered power rails
- 250 mA local regulation
- Compact DSBGA power designs
- SOT-23 regulated supplies
- X2SON space-constrained rails
- Enable-controlled voltage rails
Procurement Notes
When requesting a quote for LP5907, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For power IC and power device sourcing, voltage rating, current rating, power dissipation, package thermal performance, protection features, qualification grade and application conditions should be reviewed before approval.
FAQ
What input voltage range does the LP5907 support?
The LP5907 recommended input voltage range is 2.2 to 5.5 V. Absolute maximum input voltage is specified as -0.3 to 6 V with respect to GND.
What output current is specified for the LP5907?
The LP5907 recommended operating output current range is 0 to 250 mA, and the maximum output current in the electrical characteristics is specified as 250 mA.
Which capacitors are required around the LP5907?
The device requires a 1 uF ceramic capacitor at the IN pin and a 1 uF low-ESR ceramic capacitor at the OUT pin. A separate noise bypass capacitor is not required.
What package options are listed for the LP5907?
The listed package options are YKE/YKG/YKM/YCR DSBGA-4 at 0.685mm x 0.685mm, DBV SOT-23-5 at 2.9mm x 2.8mm, and DQN X2SON-4 at 1mm x 1mm.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.