MIC9130 datasheet(3/19 Pages) MICREL

3 / 19 page

April 2005

M9999-040805

MIC9130

Micrel, Inc.

Absolute Maximum Ratings (Note 1)

Line Input Voltage (VLINE) .........................................+190V

VCC Input Voltage (VCC)..............................................+19V

Current Sense Input Voltage (VISNS)..............–0.3 to +5.3V

Enable Voltage (VEN) ............................ –0.3 to VCC + 0.3V

Feedback Input Voltage (VFB) ........................–0.3 to +5.3V

Sync Input Voltage (VSYNC)............................–0.3 to +5.3V

Soft-Start Voltage (VSS)..................................–0.3 to +5.3V

UVLO Voltage (VUVLO)...................................–0.3 to +5.3V

Storage Temperature (TS) ........................ –65°C to +150°C

Power Dissipation (PD)

16-pin SOP ...................................400mW @ TA = +85°C

16-pin QSOP ................................245mW @ TA = +85°C

ESD Rating,

Note 3

Operating Ratings (Note 2)

Line Input Voltage (VLINE) .................VCC to +180V, Note 4

VCC Input Voltage (VCC).................................. +9V to +18V

Junction Temperature Range (TJ) ............ –40°C to +125°C

Package Thermal Resistance

16-pin SOP (θJA) ..............................................100°C/W

16-pin QSOP (θJA) ............................................163°C/W

Electrical Characteristics

TA = 25°C, VLINE = 48V, VCC = 10V, Rt = 9.47KΩ, Ct = 470pF, RBIAS = 562kΩ, VEN = 10V, VISNS = 0V, VUVLO = 2V, VSYNC = 0V, unless

otherwise noted.

Bold values indicate –40 °C ≤TJ ≤ +125°C.

Parameter

Condition

Min

Typ

Max

Units

Bias Regulator

Output Voltage

IVBIAS = 0mA; VOSC = 0V (Oscillator OFF)

4.7

4.85

5.0

4.6

5.1

Line Regulation

9V ≤ VCC ≤18V, IVBIAS = 0mA; VOSC = 0V

Load Regulation

0mA ≤ IVBIAS ≤ 5mA; VOSC = 0V

Oscillator Section

Initial Accuracy (fOSC)

Rt = 9.47KΩ, Ct = 470pF

180

200

220

kHz

Oscillator Output Frequency

fOSC/2

kHz

Maximum Duty Cycle

Voltage Stability (Δf/f)

9V ≤ VCC ≤18V

2.5

Temperature Stability

–40°C ≤ TJ ≤ 125°C

100

ppm/°C

Maximum Sync Frequency

Note 5

MHz

Sync Threshold Level

2.5

Sync Hysteresis

0.7

Sync Minimum Pulse Width

Error Amp Section

FB Voltage

VCOMP = VFB

2.475

2.5

2.525

2.45

2.55

Open Loop Voltage Gain, AVOL

Unity Gain Bandwidth

MHz

PSRR

9V ≤ VCC ≤ 18V

COMP Sink Current

VFB = 2.7V; VCOMP = 5V

100

µA

COMP Source Current

VFB = 2.3V; VCOMP = 0V

2.5

VCOMP Low

VFB = 2.7V; ICOMP = –50µA

115

300

VCOMP High

VFB = 2.3V; ICOMP = +500µA

3.5

Input Bias Current (IFB)

VFB = VCOMP

160

Slew Rate

SINK

1.5

V/µs

SOURCE

1.5

V/µs

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