Specifications
| Type | Description |
|---|---|
| Part Number | TPS60400 |
| Manufacturer | Texas Instruments |
| Product Type | LDO Regulator |
| Category | Power Management |
| Component Type | Power_IC |
| Package / Case | SOT-23 (DBV), 5 pins, body size 2.90 mm x 1.60 mm |
| Function | Unregulated negative output voltage generation from positive input supply |
| Input Voltage Range | 1.6 V to 5.5 V |
| Recommended Input Voltage Range | Min 1.8 V, Max 5.25 V |
| Supply Voltage Range | Min 1.8 V, Max 5.25 V; TC = -40°C to 85°C, RL = 5 kOhm |
| Supply Voltage Range | Min 1.6 V; TC >= 0°C, RL = 5 kOhm |
| Maximum Output Current | 60 mA at VO; recommended operating conditions |
| Maximum Output Current | 60 mA at VO; electrical characteristics |
| Absolute Maximum Continuous Output Current | 80 mA |
| Output Voltage | -VI |
| Output Voltage Relationship | VO = -VI |
| TPS60400 Switching Frequency | Variable 50 kHz to 250 kHz |
| TPS60400 Internal Switching Frequency | Min 30 kHz, Typ 50-250 kHz, Max 350 kHz |
| TPS60400 Typical Flying Capacitor | 1 uF |
| Flying Capacitor | 1 uF |
| Input Capacitor | 0 to C(fly) uF |
| Output Capacitor | 1 uF to 100 uF |
| TPS60400 Output Voltage Ripple | Typ 35 mVPP; C(fly) = 1 uF, CO = 2.2 uF, IO = 5 mA |
| TPS60400 Quiescent Current | Typ 125 uA, Max 270 uA; no-load input current, VI = 5 V |
| TPS60400 Quiescent Current | Max 210 uA; no-load input current, TC <= 60°C, VI = 5 V |
| TPS60400 Impedance | Typ 12 Ohm, Max 15 Ohm; CI = C(fly) = CO = 1 uF, TA = 25°C, VI = 5 V |
| Efficiency | Greater than 90% typical over a wide output current range |
| Operating Junction Temperature | Min -40°C, Max 125°C |
| Maximum Junction Temperature | 150°C |
| Storage Temperature Range | Min -55°C, Max 150°C |
| Absolute Maximum IN to GND Voltage | Min -0.3 V, Max 5.5 V |
| Absolute Maximum OUT to GND Voltage | Min -5.5 V, Max 0.3 V |
| Absolute Maximum Cfly- to GND Voltage | Min VO - 0.3 V, Max 0.3 V |
| Absolute Maximum Cfly+ to GND Voltage | Min -0.3 V, Max VI + 0.3 V |
| HBM ESD Rating | -1000 V to 1000 V; ANSI/ESDA/JEDEC JS-001, all pins |
| CDM ESD Rating | -500 V to 500 V; JEDEC JESD22-C101, all pins |
| Junction-to-Ambient Thermal Resistance | 221.2°C/W; DBV 5-pin package |
| Junction-to-Case Top Thermal Resistance | 81.9°C/W; DBV 5-pin package |
| Junction-to-Board Thermal Resistance | 39.8°C/W; DBV 5-pin package |
| Junction-to-Top Characterization Parameter | 3.3°C/W; DBV 5-pin package |
| Junction-to-Board Characterization Parameter | 38.9°C/W; DBV 5-pin package |
| Pin 1 Function | OUT, power output; bypass OUT to GND with output filter capacitor CO |
| Pin 2 Function | IN, supply input; connect to 1.6 V to 5.5 V supply and bypass IN to GND with capacitor same value as flying capacitor |
| Pin 3 Function | CFLY-, negative terminal of flying capacitor |
| Pin 4 Function | GND, ground |
| Pin 5 Function | CFLY+, positive terminal of flying capacitor |
| Datasheet Status | request_only |
Product Overview
The TPS60400 operates across a 1.6 V to 5.5 V input range, with recommended input operation from 1.8 V to 5.25 V. Output current is specified up to 60 mA at VO, while the absolute maximum continuous output current rating is 80 mA. For the TPS60400 VCO version, internal switching frequency is specified with a 30 kHz minimum, 50 kHz to 250 kHz typical range, and 350 kHz maximum.
Key Features
- Generates unregulated negative output from positive input supply
- Input voltage range from 1.6 V to 5.5 V
- Recommended input operation from 1.8 V to 5.25 V
- Output voltage follows VO = -VI relationship
- Maximum output current specified as 60 mA at VO
- TPS60400 variable switching frequency from 50 kHz to 250 kHz
- Internal switching frequency maximum specified as 350 kHz
- Typical output ripple is 35 mVPP under stated conditions
- Typical quiescent current is 125 uA at 5 V
- Greater than 90% typical efficiency over wide output current range
- Uses 1 uF flying capacitor
- 5-pin SOT-23 DBV package, 2.90 mm x 1.60 mm
Typical Applications
- Negative voltage rail generation
- Positive-to-negative supply inversion
- Low-voltage power management circuits
- SOT-23 constrained board layouts
- 1.6 V to 5.5 V input systems
- 60 mA negative output designs
- Circuits using VO = -VI conversion
Procurement Notes
When requesting a quote for TPS60400, 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 function does the TPS60400 perform?
The TPS60400 is a charge pump voltage inverter that generates an unregulated negative output voltage from a positive input supply. Its OUT pin output relationship is specified as VO = -VI.
What input voltage range is specified for TPS60400?
The extracted datasheet facts list an input voltage range of 1.6 V to 5.5 V. Recommended input operation is specified from 1.8 V minimum to 5.25 V maximum.
What capacitors are specified for the TPS60400?
The TPS60400 uses a 1 uF flying capacitor. Recommended operating conditions list the input capacitor as 0 to C(fly) uF and the output capacitor as 1 uF to 100 uF.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: July 25, 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.