MIC5156 datasheet(4/13 Pages) MICREL

4 / 13 page

MIC5156/5157/5158

Micrel, Inc.

MIC5156/5157/5158

August 2005

Electrical Characteristics(Note 5)

VDD = 5V, VEN = 5V; TA = 25°C; unless noted.

Symbol

Parameter

Condition

Min

Typ

Max

Units

VDD

Supply Voltage

IDD(ON)

Supply Current MIC5156

Operating, VEN = 5V

2.7

IDD(OFF)

Shutdown, VEN = 0V

0.1

µA

IDD(ON)

Supply Current MIC5157/8

Operating, VEN = 5V

4.5

IDD(OFF)

Shutdown, VEN = 0V

0.1

µA

VIH

Enable Input Threshold

High

2.4

1.3

VIL

Low

1.3

0.8

EN IB

Enable Input Bias Current

VEN = 2.4V

µA

VCP

Max. Charge Pump Voltage

VCP – VDD, VDD > 10V

17.5

18.5

fCP

Charge Pump Frequency

160

kHz

VOUT MAX Maximum Gate Drive Voltage

VSOURCE = 0V

(MIC5157/8)

VDD = 3.5V

7.0

VDD = 5V

11.3

VDD = 12V

VOUT MIN Minimum Gate Drive Voltage

VSOURCE > VOUT(NOM)

1.0

VLIM

Current Limit Threshold

VDD – VD @ ILIM

Source Voltage

Short G (gate) to (S) source,

Note 4

MIC5156-3.3

3.267

3.3

3.333

MIC5156-5.0

4.950

5.0

5.050

MIC5157, 3.3V pin to S pin (3.3V conﬁg.)

3.250

3.3

3.350

MIC5157, 5V pin to S pin (5V conﬁg.)

4.950

5.0

5.050

MIC5157, VDD = 7V, (12V conﬁg.)

11.70

12.30

MIC5158, 5VFB pin to EA pin (5V conﬁg.)

4.925

5.0

5.075

VBG

Bandgap Reference Voltage

MIC5156 [adjustable] and MIC5158

1.222

1.235

1.248

VLR

Output Voltage Line Regulation

5V < VDD < 15V, VOUT = 3.3V

VGS MAX

Gate to Source Clamp

16.6

VFT

Flag Comparator Threshold

% of nominal VSOURCE

VFH

Flag Comparator Hysteresis

% of nominal VSOURCE

VSAT

Flag Comparator Sat. Voltage

IFLAG = 1mA

0.09

0.2

Note 1. Exceeding the absolute maximum rating may damage the device.

Note 2. The device is not guaranteed to function outside its operating rating.

Note 3. Devices are ESD sensitive. Handling precautions recommended.

Note 4. Test conﬁguration. External MOSFET not used.

Note 5. Speciﬁcation for packaged product only.

Absolute Maximum Ratings (Note 1)

Supply Input (VDD).......................................................+38V

Enable Input (VEN) ..........................................–0.3V to 36V

Gate Output (VG) MIC5156 .........................................+55V

Charge Pump Node (VCP) MIC5157/8 ........................+55V

Source Connection (VS) ...................................1.3 to +36V

Flag (VFLAG) ....................................................–0.3 to +40V

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

Lead Temperature (soldering 10 sec.)....................... 300°C

Operating Ratings (Note 2)

Ambient Temperature Range (TA)

MIC515xBM/BN...................................... –40°C to +85°C

Junction Temperature (TJ)....................................... +150°C

Thermal Resistance (θJA)

Package

MIC5156

MIC5157/8

DIP................................ 100°C/W ..................... 90°C/W

SOIC............................. 160°C/W ................... 120°C/W

MIC5156 Datasheet(PDF) 4 Page - Micrel Semiconductor

MIC5156 Datasheet(HTML) 4 Page - Micrel Semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13

Datasheet Download

Link URL