SSL2101T NXP [NXP Semiconductors], SSL2101T Datasheet
SSL2101T
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SSL2101T Summary of contents
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SSL2101 SMPS IC for dimmable LED lighting Rev. 04 — 28 August 2009 1. General description The SSL2101 is a Switched Mode Power Supply (SMPS) controller IC that operates in combination with a phase cut dimmer directly from rectified mains. ...
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... I DRAIN V DRAIN min max T amb 5. Ordering information Table 2: Ordering information Type number Package Name Description SSL2101T SO16 plastic small outline package; 16 leads; body width 3.9 mm SSL2101_4 Product data sheet Quick reference data Conditions drain-source on-state power switch; I resistance 0.20 A source ...
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NXP Semiconductors 6. Block diagram ISENSE 5,13, 14, 15 GND Stop 8 RC OSCILLATOR Low freq 6 BRIGHTNESS FREQUENCY REDUCTION 7 CIRCUIT RC2 PWM 9 PWMLIMIT LIMIT CIRCUIT Fig 1. Block diagram SSL2101_4 Product data ...
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NXP Semiconductors 7. Pinning information 7.1 Pinning Fig 2. 7.2 Pin description Table 3: Symbol SBLEED WBLEED V CC GND GND BRIGHTNESS RC2 RC PWMLIMIT ISENSE AUX SOURCE GND GND GND DRAIN SSL2101_4 Product data sheet 1 SBLEED WBLEED 2 ...
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NXP Semiconductors 8. Functional description The SSL2101 is a LED driver IC that operates directly from the rectified mains. The SSL2101 uses on-time mode control and frequency control to control the LED brightness. The BRIGHTNESS and PWMLIMIT input of the ...
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NXP Semiconductors BRIGHTNESS Fig 3. A typical RC waveform is given in the BRIGHTNESS pin. To ensure that the capacitor can be charged within the charge time, the value of the oscillator capacitor should be limited to 1 nF. Due ...
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NXP Semiconductors 8.4 Bleeder for dimming applications The SSL2101 IC contains some circuitry intended for mains dimmer compatibility. This circuit contains two current sinks that are called bleeders. A strong bleeder is used for zero-cross reset of the dimmer and ...
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NXP Semiconductors As soon as the oscillator voltage is high again and the secondary stroke has ended, the circuit waits for a low drain voltage before starting a new primary stroke. Figure 6 secondary stroke and the RC voltage. The ...
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NXP Semiconductors Fig 7. 8.6 Demagnetization The system operates in discontinuous conduction mode if the AUX pin is connected. As long as the secondary stroke has not ended, the oscillator will not start a new primary stroke. During the first ...
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NXP Semiconductors 9. Limiting values Table 4: In accordance with the Absolute Maximum Rating System (IEC 60134). All voltages are measured with respect to ground; positive currents flow into the device; pins V driven. Pins ISENSE and AUX cannot be ...
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NXP Semiconductors Table 4: In accordance with the Absolute Maximum Rating System (IEC 60134). All voltages are measured with respect to ground; positive currents flow into the device; pins V driven. Pins ISENSE and AUX cannot be voltage driven. Symbol ...
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NXP Semiconductors R th(j-a) ( C/W) (1) Top Cu coverage 20 % (2) Top Cu coverage 50 % (3) Top Cu coverage 100 % Fig 8. Table 5: Symbol R th(j-a) [1] Measured on a JEDEC test board (standard EIA/JESD ...
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NXP Semiconductors Table overtemperature; all voltages are measured with respect to ground; currents are amb positive when flowing into the IC and PWMLIMIT and BRIGHTNESS pins are disconnected unless otherwise specified. Typical frequency 100 ...
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NXP Semiconductors Table overtemperature; all voltages are measured with respect to ground; currents are amb positive when flowing into the IC and PWMLIMIT and BRIGHTNESS pins are disconnected unless otherwise specified. Typical frequency 100 ...
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NXP Semiconductors Table overtemperature; all voltages are measured with respect to ground; currents are amb positive when flowing into the IC and PWMLIMIT and BRIGHTNESS pins are disconnected unless otherwise specified. Typical frequency 100 ...
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NXP Semiconductors Fig 10. Turn-on time as a function of voltage on pin PWMLIMIT Fig 11. Turn-on time as a function of voltage on pin PWMLIMIT SSL2101_4 Product data sheet ...
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NXP Semiconductors 12. Application information MAINS Dim range Fig 12. Buck configuration for SSL2101 SSL2101_4 Product data sheet WBLEED SBLEED V DRAIN CC GND SRC SSL2101 RC AUX RC2 ISENSE BRIGHTNESS PWMLIMIT Rev. 04 — 28 August ...
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NXP Semiconductors Mains Fig 13. Flyback configuration for SSL2101 Further application information can be found in the SSL2101 application notes. SSL2101_4 Product data sheet WBLEED SBLEED V DRAIN CC GND SRC SSL2101 RC AUX RC2 ISENSE BRIGHTNESS PWMLIMIT Precision current ...
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NXP Semiconductors 13. Package outline SO16: plastic small outline package; 16 leads; body width 3 pin 1 index 1 DIMENSIONS (inch dimensions are derived from the original mm dimensions) A UNIT ...
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NXP Semiconductors 14. Revision history Table 7: Revision history Document ID Release date SSL2101_4 20090828 • Modifications: Section 4 “Quick reference data” SSL2101_3 20090525 SSL2101_2 20090511 SSL2101_1 20090109 SSL2101_4 Product data sheet Data sheet status Change notice Product data sheet ...
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NXP Semiconductors 15. Legal information 15.1 Data sheet status [1][2] Document status Product status Objective [short] data sheet Development Preliminary [short] data sheet Qualification Product [short] data sheet Production [1] Please consult the most recently issued document before initiating or ...
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NXP Semiconductors 17. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features . . . . . . . . ...