PIP3221-DC Datasheet, PDF (3/16 Pages) NXP Semiconductors – Dual channel high-side TOPFET

Philips Semiconductors
4. Block diagram
3
I1
I2
6
CHANNEL1
VOLTAGE
REGULATOR
CHARGE PUMP
CURRENT LIMIT
CONTROL
LOGIC1
OPEN CIRCUIT
SENSOR
OVERVOLTAGE
PROTECTION
UNDERVOLTAGE
PROTECTION
SHORT CIRCUIT
PROTECTION
TEMPERATURE
SENSOR
STATUS DIAGNOSIS
CHANNEL2
VOLTAGE
REGULATOR
CHARGE PUMP
CURRENT LIMIT
CONTROL
LOGIC2
OPEN CIRCUIT
SENSOR
OVERVOLTAGE
PROTECTION
UNDERVOLTAGE
PROTECTION
SHORT CIRCUIT
PROTECTION
TEMPERATURE
SENSOR
RG
2
G
Fig 3. Elements of the dual high-side TOPFET switch.
PIP3221-DC
Dual channel high-side TOPFET™
POWER
MOSFET1
4/mb
B
1
L1
POWER
MOSFET2
5
S
7
L2
RLG1
RLG2
03ap07
9397 750 12361
Product data
Rev. 01 — 20 February 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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